---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-22961 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 Vulnerability Gather data sampling: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 795M 1.1M 794M 1% /run /dev/vda1 38G 8.0G 30G 21% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 767 5184 4 2282 7174 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:f6:33:2e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.105/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 71273sec preferred_lft 71273sec inet6 fe80::f816:3eff:fef6:332e/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-22961) 06/03/26 _x86_64_ (2 CPU) 00:42:15 LINUX RESTART (2 CPU) 00:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:04 1.39 0.01 1.37 0.02 0.05 17.26 869.60 01:10:05 1.12 0.00 1.12 0.00 0.00 14.23 0.00 01:20:00 1.44 0.26 1.18 0.01 31.24 63.92 0.28 01:30:08 14.15 0.01 1.74 12.40 1.18 28.12 107960.43 01:40:08 1.20 0.00 1.20 0.00 0.00 15.02 0.00 01:50:08 1.20 0.00 1.19 0.01 0.00 15.21 0.60 02:00:10 1.34 0.00 1.31 0.03 0.00 16.91 1.46 02:10:10 1.24 0.00 1.23 0.02 0.00 15.53 1.20 02:20:10 1.19 0.00 1.18 0.01 0.00 14.76 1.08 02:30:11 1.65 0.02 1.59 0.04 2.14 21.08 436.59 02:40:12 1.18 0.00 1.16 0.02 0.00 14.94 1.21 02:50:08 1.17 0.00 1.15 0.02 0.00 15.06 0.98 03:00:11 1.31 0.00 1.29 0.03 0.00 17.10 1.46 03:10:12 1.39 0.00 1.37 0.02 0.00 18.27 1.36 03:20:12 1.18 0.00 1.16 0.02 0.00 15.28 1.20 03:30:08 1.39 0.00 1.36 0.03 0.00 18.09 1.48 03:40:14 1.33 0.00 1.31 0.02 0.00 16.45 1.19 03:50:15 1.44 0.00 1.42 0.02 0.00 17.20 1.09 04:00:15 1.53 0.00 1.51 0.03 0.00 18.25 1.36 04:10:15 1.51 0.00 1.49 0.02 0.00 17.51 1.20 04:20:15 1.39 0.00 1.37 0.02 0.00 16.35 1.09 04:30:16 1.63 0.00 1.61 0.02 0.00 19.12 1.35 04:40:16 1.42 0.00 1.40 0.02 0.00 16.95 1.32 04:50:16 23.05 3.02 17.72 2.31 226.48 3444.30 493.20 Average: 2.79 0.14 2.02 0.64 10.87 161.96 4627.56 00:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:04 6282520 7533752 286532 3.52 30692 1426352 523808 5.71 450500 1187448 188 01:10:05 6284408 7536148 284128 3.49 30868 1426680 523872 5.71 450576 1187952 176 01:20:00 6075876 7354268 465508 5.72 31200 1452668 727144 7.92 602548 1205504 2520 01:30:08 6232264 7511600 308036 3.79 31412 1453348 523872 5.71 459968 1206060 124 01:40:08 6232276 7512232 307368 3.78 31572 1453804 524100 5.71 460184 1206548 124 01:50:08 6232276 7512752 306860 3.77 31760 1454132 524156 5.71 460460 1207064 60 02:00:10 6249016 7530064 289524 3.56 31980 1454460 524316 5.71 460512 1207612 184 02:10:10 6256072 7537668 281912 3.47 32196 1454784 524316 5.71 460512 1208152 176 02:20:10 6255820 7537928 281644 3.46 32376 1455112 524316 5.71 460544 1208660 124 02:30:11 6246136 7529664 289696 3.56 32660 1456212 524316 5.71 461276 1209356 236 02:40:12 6248776 7532840 286544 3.52 32864 1456540 524316 5.71 461176 1209888 184 02:50:08 6248524 7533112 286272 3.52 33060 1456864 524316 5.71 461360 1210408 244 03:00:11 6251896 7537020 282284 3.47 33248 1457196 526016 5.73 462616 1210928 216 03:10:12 6249892 7535588 283728 3.49 33488 1457524 524396 5.71 461484 1211496 124 03:20:12 6251812 7538144 281204 3.46 33680 1457960 524396 5.71 461636 1211996 344 03:30:08 6241776 7528664 290608 3.57 33884 1458304 524388 5.71 461680 1212544 208 03:40:14 6241776 7529192 290072 3.57 34076 1458632 524460 5.71 461716 1213064 220 03:50:15 6240780 7528732 290524 3.57 34284 1458952 524460 5.71 461764 1213592 160 04:00:15 6239524 7528148 291084 3.58 34480 1459412 524460 5.71 461900 1214120 256 04:10:15 6239524 7528680 290548 3.57 34688 1459728 524612 5.71 461936 1214644 124 04:20:15 6238768 7528476 290776 3.58 34896 1460068 524616 5.71 461936 1215192 268 04:30:16 6243284 7533532 285700 3.51 35104 1460384 524616 5.71 461948 1215716 208 04:40:16 6242260 7533032 286180 3.52 35300 1460716 524616 5.71 461988 1216232 252 04:50:16 5181116 7391576 375276 4.61 89600 2281516 689952 7.51 607040 2046224 280 Average: 6196099 7516784 300500 3.70 35390 1488806 539743 5.88 472386 1243767 292 00:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:04 ens3 0.66 0.07 0.09 0.03 0.00 0.00 0.00 0.00 01:10:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:05 ens3 0.38 0.06 0.08 0.03 0.00 0.00 0.00 0.00 01:20:00 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:20:00 ens3 0.74 0.28 3.22 0.07 0.00 0.00 0.00 0.00 01:30:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:08 ens3 0.31 0.05 0.07 0.03 0.00 0.00 0.00 0.00 01:40:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:08 ens3 0.37 0.06 0.08 0.03 0.00 0.00 0.00 0.00 01:50:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:08 ens3 0.68 0.16 0.16 0.66 0.00 0.00 0.00 0.00 02:00:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:10 ens3 0.57 0.05 5.95 0.03 0.00 0.00 0.00 0.00 02:10:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:10 ens3 0.15 0.04 0.04 0.01 0.00 0.00 0.00 0.00 02:20:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:10 ens3 0.16 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:30:11 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:30:11 ens3 0.18 0.05 0.05 0.02 0.00 0.00 0.00 0.00 02:40:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:12 ens3 0.24 0.05 0.07 0.03 0.00 0.00 0.00 0.00 02:50:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:08 ens3 0.23 0.06 0.07 0.03 0.00 0.00 0.00 0.00 03:00:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:11 ens3 0.29 0.09 0.10 0.06 0.00 0.00 0.00 0.00 03:10:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:12 ens3 0.15 0.02 0.04 0.01 0.00 0.00 0.00 0.00 03:20:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:12 ens3 0.16 0.03 0.04 0.01 0.00 0.00 0.00 0.00 03:30:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:08 ens3 0.28 0.07 0.10 0.05 0.00 0.00 0.00 0.00 03:40:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:14 ens3 0.23 0.06 0.07 0.03 0.00 0.00 0.00 0.00 03:50:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:15 ens3 0.16 0.03 0.04 0.01 0.00 0.00 0.00 0.00 04:00:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:15 ens3 0.20 0.06 0.07 0.04 0.00 0.00 0.00 0.00 04:10:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:15 ens3 0.24 0.03 0.23 0.01 0.00 0.00 0.00 0.00 04:20:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:20:15 ens3 0.14 0.03 0.04 0.01 0.00 0.00 0.00 0.00 04:30:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:30:16 ens3 0.15 0.03 0.04 0.01 0.00 0.00 0.00 0.00 04:40:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:40:16 ens3 0.30 0.07 0.10 0.05 0.00 0.00 0.00 0.00 04:50:16 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 04:50:16 ens3 100.85 69.25 323.81 17.36 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 4.49 2.95 13.94 0.78 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-22961) 06/03/26 _x86_64_ (2 CPU) 00:42:15 LINUX RESTART (2 CPU) 00:50:02 CPU %user %nice %system %iowait %steal %idle 01:00:04 all 0.28 0.00 0.18 0.02 0.02 99.50 01:00:04 0 0.22 0.00 0.18 0.03 0.01 99.56 01:00:04 1 0.34 0.00 0.18 0.01 0.02 99.45 01:10:05 all 0.27 0.00 0.08 0.03 0.02 99.60 01:10:05 0 0.09 0.00 0.10 0.06 0.02 99.74 01:10:05 1 0.45 0.00 0.07 0.01 0.02 99.46 01:20:00 all 0.44 0.00 0.12 0.11 0.02 99.32 01:20:00 0 0.29 0.00 0.14 0.19 0.02 99.36 01:20:00 1 0.58 0.00 0.10 0.02 0.01 99.28 01:30:08 all 0.27 0.00 0.20 0.03 0.02 99.48 01:30:08 0 0.36 0.00 0.17 0.01 0.02 99.45 01:30:08 1 0.18 0.00 0.23 0.05 0.02 99.51 01:40:08 all 0.24 0.00 0.07 0.01 0.02 99.66 01:40:08 0 0.41 0.00 0.04 0.01 0.01 99.52 01:40:08 1 0.06 0.00 0.10 0.01 0.03 99.81 01:50:08 all 0.22 0.00 0.07 0.01 0.02 99.68 01:50:08 0 0.36 0.00 0.05 0.01 0.01 99.57 01:50:08 1 0.09 0.00 0.09 0.01 0.03 99.80 02:00:10 all 0.23 0.00 0.16 0.01 0.02 99.58 02:00:10 0 0.35 0.00 0.12 0.02 0.01 99.49 02:00:10 1 0.12 0.00 0.19 0.00 0.03 99.66 02:10:10 all 0.25 0.00 0.06 0.01 0.02 99.66 02:10:10 0 0.16 0.00 0.07 0.02 0.02 99.73 02:10:10 1 0.34 0.00 0.05 0.01 0.02 99.59 02:20:10 all 0.23 0.00 0.06 0.01 0.02 99.68 02:20:10 0 0.26 0.00 0.05 0.02 0.02 99.65 02:20:10 1 0.20 0.00 0.07 0.00 0.03 99.70 02:30:11 all 0.30 0.00 0.16 0.01 0.02 99.51 02:30:11 0 0.20 0.00 0.18 0.01 0.02 99.58 02:30:11 1 0.39 0.00 0.15 0.02 0.02 99.43 02:40:12 all 0.22 0.00 0.06 0.01 0.02 99.69 02:40:12 0 0.40 0.00 0.04 0.01 0.01 99.54 02:40:12 1 0.05 0.00 0.08 0.01 0.03 99.84 02:40:12 CPU %user %nice %system %iowait %steal %idle 02:50:08 all 0.26 0.00 0.06 0.01 0.02 99.65 02:50:08 0 0.38 0.00 0.05 0.01 0.02 99.55 02:50:08 1 0.14 0.00 0.08 0.01 0.03 99.75 03:00:11 all 0.26 0.00 0.14 0.02 0.02 99.56 03:00:11 0 0.06 0.00 0.15 0.00 0.02 99.76 03:00:11 1 0.45 0.00 0.13 0.03 0.02 99.36 03:10:12 all 0.18 0.00 0.08 0.01 0.02 99.71 03:10:12 0 0.04 0.00 0.07 0.00 0.02 99.86 03:10:12 1 0.31 0.00 0.08 0.02 0.02 99.57 03:20:12 all 0.25 0.00 0.07 0.01 0.02 99.65 03:20:12 0 0.04 0.00 0.09 0.00 0.03 99.85 03:20:12 1 0.47 0.00 0.05 0.01 0.02 99.45 03:30:08 all 0.27 0.00 0.16 0.02 0.02 99.54 03:30:08 0 0.08 0.00 0.18 0.02 0.02 99.70 03:30:08 1 0.46 0.00 0.13 0.01 0.01 99.38 03:40:14 all 0.23 0.00 0.08 0.02 0.01 99.65 03:40:14 0 0.06 0.00 0.09 0.03 0.01 99.80 03:40:14 1 0.40 0.00 0.07 0.01 0.01 99.51 03:50:15 all 0.25 0.00 0.08 0.01 0.01 99.64 03:50:15 0 0.26 0.00 0.08 0.01 0.01 99.63 03:50:15 1 0.24 0.00 0.09 0.01 0.01 99.65 04:00:15 all 0.29 0.00 0.16 0.01 0.02 99.52 04:00:15 0 0.45 0.00 0.15 0.01 0.01 99.39 04:00:15 1 0.14 0.00 0.17 0.01 0.02 99.66 04:10:15 all 0.26 0.00 0.08 0.01 0.02 99.64 04:10:15 0 0.45 0.00 0.06 0.00 0.01 99.48 04:10:15 1 0.07 0.00 0.10 0.01 0.02 99.80 04:20:15 all 0.30 0.00 0.08 0.01 0.02 99.59 04:20:15 0 0.52 0.00 0.04 0.01 0.01 99.42 04:20:15 1 0.08 0.00 0.11 0.01 0.03 99.76 04:30:16 all 0.25 0.00 0.17 0.01 0.02 99.55 04:30:16 0 0.23 0.00 0.17 0.01 0.02 99.58 04:30:16 1 0.27 0.00 0.17 0.02 0.02 99.52 04:30:16 CPU %user %nice %system %iowait %steal %idle 04:40:16 all 0.27 0.00 0.07 0.01 0.02 99.63 04:40:16 0 0.45 0.00 0.04 0.01 0.01 99.49 04:40:16 1 0.08 0.00 0.09 0.02 0.03 99.78 04:50:16 all 14.65 0.00 2.01 0.48 0.05 82.81 04:50:16 0 21.99 0.00 2.57 0.68 0.06 74.71 04:50:16 1 7.30 0.00 1.45 0.29 0.05 90.91 Average: all 0.86 0.00 0.19 0.04 0.02 98.90 Average: 0 1.17 0.00 0.20 0.05 0.02 98.56 Average: 1 0.55 0.00 0.17 0.03 0.02 99.24