All IOP models were restarted recently, which gives me an opportunity to check on the AUTOCAL status of the 18 bit DACs at startup. We have 100% success, all taking the usual 5.3 seconds except two taking 5.1 seconds and two taking 6.5 seconds.
h1sush2a
[ 129.028682] h1iopsush2a: DAC AUTOCAL SUCCESS in 5344 milliseconds
[ 134.392007] h1iopsush2a: DAC AUTOCAL SUCCESS in 5345 milliseconds
[ 141.426432] h1iopsush2a: DAC AUTOCAL SUCCESS in 6576 milliseconds +++
[ 146.789845] h1iopsush2a: DAC AUTOCAL SUCCESS in 5345 milliseconds
[ 152.582684] h1iopsush2a: DAC AUTOCAL SUCCESS in 5344 milliseconds
[ 157.944027] h1iopsush2a: DAC AUTOCAL SUCCESS in 5344 milliseconds
[ 163.305387] h1iopsush2a: DAC AUTOCAL SUCCESS in 5344 milliseconds
h1sush2b
[ 49.239824] h1iopsush2b: DAC AUTOCAL SUCCESS in 5344 milliseconds
[ 54.603246] h1iopsush2b: DAC AUTOCAL SUCCESS in 5344 milliseconds
h1sush34
[ 258.304447] h1iopsush34: DAC AUTOCAL SUCCESS in 5345 milliseconds
[ 263.667874] h1iopsush34: DAC AUTOCAL SUCCESS in 5341 milliseconds
[ 269.461621] h1iopsush34: DAC AUTOCAL SUCCESS in 5344 milliseconds
[ 274.824274] h1iopsush34: DAC AUTOCAL SUCCESS in 5340 milliseconds
[ 280.618002] h1iopsush34: DAC AUTOCAL SUCCESS in 5344 milliseconds
[ 285.979340] h1iopsush34: DAC AUTOCAL SUCCESS in 5344 milliseconds
h1sush56
[ 200.361619] h1iopsush56: DAC AUTOCAL SUCCESS in 5344 milliseconds
[ 205.724956] h1iopsush56: DAC AUTOCAL SUCCESS in 5345 milliseconds
[ 211.523836] h1iopsush56: DAC AUTOCAL SUCCESS in 5344 milliseconds
[ 216.886349] h1iopsush56: DAC AUTOCAL SUCCESS in 5345 milliseconds
[ 222.680190] h1iopsush56: DAC AUTOCAL SUCCESS in 5344 milliseconds
h1susb123
[ 48.320209] h1iopsusb123: DAC AUTOCAL SUCCESS in 5344 milliseconds
[ 53.681546] h1iopsusb123: DAC AUTOCAL SUCCESS in 5344 milliseconds
[ 59.472545] h1iopsusb123: DAC AUTOCAL SUCCESS in 5345 milliseconds
[ 64.838906] h1iopsusb123: DAC AUTOCAL SUCCESS in 5344 milliseconds
[ 71.868287] h1iopsusb123: DAC AUTOCAL SUCCESS in 6576 milliseconds ***
[ 77.231569] h1iopsusb123: DAC AUTOCAL SUCCESS in 5344 milliseconds
[ 82.594837] h1iopsusb123: DAC AUTOCAL SUCCESS in 5345 milliseconds
[ 87.957423] h1iopsusb123: DAC AUTOCAL SUCCESS in 5345 milliseconds
h1oaf0
[ 51.570076] h1iopoaf0: DAC AUTOCAL SUCCESS in 5345 milliseconds
h1susey
[ 51.283680] h1iopsusey: DAC AUTOCAL SUCCESS in 5346 milliseconds
[ 56.644737] h1iopsusey: DAC AUTOCAL SUCCESS in 5346 milliseconds
[ 62.436958] h1iopsusey: DAC AUTOCAL SUCCESS in 5346 milliseconds
[ 67.803614] h1iopsusey: DAC AUTOCAL SUCCESS in 5346 milliseconds
[ 73.164682] h1iopsusey: DAC AUTOCAL SUCCESS in 5346 milliseconds
h1iscey
[ 1163.540088] h1iopiscey: DAC AUTOCAL SUCCESS in 5133 milliseconds ---
h1susex
[284637.769316] h1iopsusex: DAC AUTOCAL SUCCESS in 5346 milliseconds
[284643.127603] h1iopsusex: DAC AUTOCAL SUCCESS in 5343 milliseconds
[284648.914014] h1iopsusex: DAC AUTOCAL SUCCESS in 5328 milliseconds
[284654.271652] h1iopsusex: DAC AUTOCAL SUCCESS in 5345 milliseconds
[284659.629553] h1iopsusex: DAC AUTOCAL SUCCESS in 5383 milliseconds
h1iscex
[ 365.004169] h1iopiscex: DAC AUTOCAL SUCCESS in 5134 milliseconds ---