---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-37083 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 8.1G 30G 22% / 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 786 5067 4 2381 7155 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:d3:45:bf brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.80/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 71099sec preferred_lft 71099sec inet6 fe80::f816:3eff:fed3:45bf/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-37083) 07/19/26 _x86_64_ (2 CPU) 00:42:48 LINUX RESTART (2 CPU) 00:50:26 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:26 1.43 0.01 1.41 0.02 0.05 17.55 654.16 01:10:01 1.33 0.03 1.29 0.02 2.24 15.81 1.17 01:20:16 1.28 0.00 1.26 0.02 0.01 15.38 1.29 01:30:26 1.39 0.00 1.36 0.03 0.00 17.36 644.25 01:40:01 1.20 0.00 1.19 0.02 0.00 14.59 1.01 01:50:26 1.80 0.25 1.54 0.02 30.76 73.45 0.91 02:00:16 14.31 0.00 1.53 12.77 0.15 18.96 111633.42 02:10:01 1.13 0.00 1.13 0.00 0.00 13.80 0.00 02:20:06 1.29 0.00 1.29 0.00 0.00 16.20 0.08 02:30:26 1.46 0.00 1.44 0.02 0.00 18.22 1053.71 02:40:01 1.24 0.00 1.24 0.00 0.00 14.90 0.00 02:50:26 1.42 0.00 1.42 0.00 0.00 16.85 0.00 03:00:26 1.71 0.00 1.70 0.01 0.00 20.85 871.07 03:10:01 1.39 0.00 1.39 0.00 0.00 15.92 0.00 03:20:16 1.53 0.00 1.53 0.00 0.00 17.89 0.00 03:30:26 1.73 0.00 1.71 0.02 0.00 20.46 856.81 03:40:26 1.38 0.00 1.38 0.00 0.00 16.19 0.00 03:50:26 1.49 0.00 1.49 0.00 0.00 17.11 0.00 04:00:16 1.71 0.00 1.69 0.02 0.00 20.33 443.04 04:10:26 1.54 0.00 1.54 0.00 0.00 17.85 214.20 04:20:16 1.48 0.00 1.48 0.00 0.00 16.94 0.00 04:30:15 2.12 0.40 1.71 0.01 15.85 51.58 654.29 04:40:06 24.30 2.50 19.42 2.38 211.55 3628.95 1108.79 04:50:26 1.57 0.00 1.56 0.00 0.00 68.70 0.06 Average: 2.95 0.13 2.19 0.63 10.77 171.46 4846.51 00:50:26 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:26 6288596 7535736 285016 3.50 30672 1422120 533528 5.81 450168 1183584 176 01:10:01 6285880 7534188 286540 3.52 30868 1423088 533664 5.81 450816 1184188 124 01:20:16 6284876 7533756 286948 3.53 31100 1423424 533664 5.81 451216 1184752 128 01:30:26 6287020 7536472 284196 3.49 31324 1423748 533664 5.81 451268 1185304 132 01:40:01 6294832 7544780 275880 3.39 31520 1424076 535028 5.83 452808 1185796 124 01:50:26 6247984 7525676 294632 3.62 31872 1451080 535092 5.83 462080 1203980 124 02:00:16 6260472 7538764 281392 3.46 32068 1451456 535092 5.83 462160 1204520 164 02:10:01 6262804 7541568 278580 3.43 32220 1451776 535092 5.83 462192 1204988 188 02:20:06 6258784 7538096 282008 3.47 32420 1452108 590228 6.43 467412 1205524 256 02:30:26 6259440 7539396 280688 3.45 32596 1452564 535284 5.83 462408 1206032 124 02:40:01 6258472 7538900 281168 3.46 32748 1452888 535284 5.83 462440 1206500 148 02:50:26 6259192 7540128 279944 3.44 32916 1453212 535284 5.83 462484 1207000 124 03:00:26 6262812 7544288 275760 3.39 33108 1453548 535520 5.83 462480 1207524 128 03:10:01 6260012 7541960 278088 3.42 33252 1453864 535512 5.83 462596 1207988 276 03:20:16 6259748 7542324 277708 3.41 33420 1454328 535516 5.83 462704 1208484 156 03:30:26 6261020 7544136 275892 3.39 33604 1454652 535652 5.83 462816 1209000 124 03:40:26 6261020 7544624 275388 3.39 33772 1454976 535664 5.83 462960 1209484 260 03:50:26 6260796 7544896 275116 3.38 33924 1455304 535656 5.83 463008 1209972 124 04:00:16 6247116 7531896 287944 3.54 34128 1455772 590792 6.43 468328 1210508 232 04:10:26 6259280 7544560 275388 3.39 34300 1456092 535660 5.83 463160 1211008 120 04:20:16 6262360 7548144 271792 3.34 34468 1456428 535664 5.83 463108 1211504 208 04:30:15 6219540 7520388 299172 3.68 34784 1471096 552092 6.01 486708 1224972 200 04:40:06 5147204 7379240 387124 4.76 89912 2301452 673356 7.33 627328 2066860 320 04:50:26 5125516 7372952 393176 4.83 90052 2316772 731204 7.96 634512 2082260 340 Average: 6169782 7525286 290398 3.57 37544 1519409 554300 6.04 475715 1275906 179 00:50:26 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:26 ens3 0.72 0.09 0.21 0.04 0.00 0.00 0.00 0.00 01:10:01 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 0.55 0.10 0.11 0.04 0.00 0.00 0.00 0.00 01:20:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:16 ens3 0.43 0.09 0.12 0.06 0.00 0.00 0.00 0.00 01:30:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:26 ens3 0.34 0.06 0.08 0.03 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.68 0.20 0.14 0.57 0.00 0.00 0.00 0.00 01:50:26 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:50:26 ens3 0.85 0.44 3.11 0.04 0.00 0.00 0.00 0.00 02:00:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:16 ens3 0.25 0.07 0.07 0.03 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 0.21 0.04 0.04 0.01 0.00 0.00 0.00 0.00 02:20:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:06 ens3 0.22 0.03 0.05 0.01 0.00 0.00 0.00 0.00 02:30:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:26 ens3 0.22 0.04 0.04 0.01 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 0.31 0.05 0.07 0.03 0.00 0.00 0.00 0.00 02:50:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:26 ens3 0.27 0.07 0.07 0.03 0.00 0.00 0.00 0.00 03:00:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:26 ens3 0.37 0.08 0.12 0.05 0.00 0.00 0.00 0.00 03:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:01 ens3 0.24 0.02 0.04 0.01 0.00 0.00 0.00 0.00 03:20:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:16 ens3 0.20 0.03 0.05 0.01 0.00 0.00 0.00 0.00 03:30:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:26 ens3 0.35 0.08 0.10 0.05 0.00 0.00 0.00 0.00 03:40:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:26 ens3 0.34 0.05 0.07 0.03 0.00 0.00 0.00 0.00 03:50:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:26 ens3 0.23 0.04 0.04 0.01 0.00 0.00 0.00 0.00 04:00:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:16 ens3 0.21 0.05 0.05 0.03 0.00 0.00 0.00 0.00 04:10:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:26 ens3 0.20 0.03 0.05 0.01 0.00 0.00 0.00 0.00 04:20:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:20:16 ens3 0.19 0.04 0.05 0.01 0.00 0.00 0.00 0.00 04:30:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:30:15 ens3 13.22 5.45 20.18 3.05 0.00 0.00 0.00 0.00 04:40:06 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 04:40:06 ens3 76.06 56.22 314.04 10.61 0.00 0.00 0.00 0.00 04:50:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:50:26 ens3 46.82 41.66 10.31 5.66 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 5.99 4.40 14.37 0.85 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-37083) 07/19/26 _x86_64_ (2 CPU) 00:42:48 LINUX RESTART (2 CPU) 00:50:26 CPU %user %nice %system %iowait %steal %idle 01:00:26 all 0.30 0.00 0.16 0.01 0.04 99.49 01:00:26 0 0.52 0.00 0.14 0.01 0.03 99.31 01:00:26 1 0.08 0.00 0.18 0.01 0.05 99.68 01:10:01 all 0.26 0.00 0.09 0.01 0.04 99.60 01:10:01 0 0.16 0.00 0.09 0.02 0.04 99.70 01:10:01 1 0.36 0.00 0.09 0.01 0.04 99.51 01:20:16 all 0.27 0.00 0.07 0.01 0.04 99.61 01:20:16 0 0.09 0.00 0.09 0.01 0.05 99.76 01:20:16 1 0.46 0.00 0.05 0.00 0.03 99.46 01:30:26 all 0.31 0.00 0.15 0.01 0.04 99.48 01:30:26 0 0.31 0.00 0.15 0.02 0.04 99.47 01:30:26 1 0.31 0.00 0.15 0.01 0.04 99.49 01:40:01 all 0.27 0.00 0.07 0.01 0.04 99.62 01:40:01 0 0.47 0.00 0.05 0.02 0.03 99.43 01:40:01 1 0.06 0.00 0.08 0.00 0.05 99.80 01:50:26 all 0.33 0.00 0.09 0.02 0.04 99.53 01:50:26 0 0.33 0.00 0.08 0.03 0.03 99.53 01:50:26 1 0.32 0.00 0.09 0.01 0.04 99.53 02:00:16 all 0.26 0.00 0.16 0.03 0.04 99.51 02:00:16 0 0.06 0.00 0.19 0.05 0.05 99.65 02:00:16 1 0.46 0.00 0.13 0.01 0.03 99.37 02:10:01 all 0.25 0.00 0.06 0.01 0.04 99.64 02:10:01 0 0.04 0.00 0.08 0.01 0.05 99.83 02:10:01 1 0.46 0.00 0.04 0.01 0.03 99.46 02:20:06 all 0.24 0.00 0.07 0.01 0.04 99.64 02:20:06 0 0.18 0.00 0.09 0.02 0.04 99.67 02:20:06 1 0.30 0.00 0.04 0.01 0.03 99.61 02:30:26 all 0.27 0.00 0.16 0.01 0.03 99.53 02:30:26 0 0.17 0.00 0.17 0.01 0.04 99.61 02:30:26 1 0.37 0.00 0.15 0.01 0.03 99.44 02:40:01 all 0.26 0.00 0.06 0.01 0.03 99.64 02:40:01 0 0.04 0.00 0.09 0.00 0.04 99.82 02:40:01 1 0.47 0.00 0.04 0.01 0.02 99.46 02:40:01 CPU %user %nice %system %iowait %steal %idle 02:50:26 all 0.23 0.00 0.06 0.01 0.03 99.67 02:50:26 0 0.34 0.00 0.06 0.01 0.02 99.57 02:50:26 1 0.13 0.00 0.06 0.01 0.04 99.77 03:00:26 all 0.24 0.00 0.17 0.01 0.03 99.55 03:00:26 0 0.31 0.00 0.15 0.01 0.02 99.50 03:00:26 1 0.17 0.00 0.18 0.01 0.04 99.60 03:10:01 all 0.26 0.00 0.06 0.01 0.03 99.64 03:10:01 0 0.05 0.00 0.08 0.01 0.04 99.82 03:10:01 1 0.47 0.00 0.05 0.01 0.02 99.45 03:20:16 all 0.27 0.00 0.07 0.06 0.03 99.57 03:20:16 0 0.05 0.00 0.09 0.11 0.04 99.71 03:20:16 1 0.49 0.00 0.04 0.01 0.02 99.44 03:30:26 all 0.30 0.00 0.17 0.01 0.03 99.49 03:30:26 0 0.33 0.00 0.16 0.01 0.03 99.47 03:30:26 1 0.28 0.00 0.18 0.01 0.03 99.51 03:40:26 all 0.23 0.00 0.06 0.01 0.03 99.66 03:40:26 0 0.34 0.00 0.06 0.00 0.02 99.58 03:40:26 1 0.12 0.00 0.07 0.02 0.04 99.74 03:50:26 all 0.23 0.00 0.06 0.01 0.03 99.67 03:50:26 0 0.41 0.00 0.05 0.01 0.02 99.51 03:50:26 1 0.04 0.00 0.07 0.01 0.05 99.83 04:00:16 all 0.25 0.00 0.15 0.01 0.03 99.56 04:00:16 0 0.42 0.00 0.14 0.01 0.02 99.42 04:00:16 1 0.07 0.00 0.17 0.01 0.05 99.69 04:10:26 all 0.21 0.00 0.06 0.01 0.04 99.68 04:10:26 0 0.39 0.00 0.05 0.01 0.02 99.53 04:10:26 1 0.04 0.00 0.08 0.01 0.05 99.82 04:20:16 all 0.18 0.00 0.07 0.01 0.03 99.71 04:20:16 0 0.28 0.00 0.05 0.00 0.03 99.64 04:20:16 1 0.08 0.00 0.08 0.02 0.04 99.78 04:30:15 all 0.48 0.00 0.18 0.02 0.04 99.29 04:30:15 0 0.44 0.00 0.18 0.02 0.04 99.32 04:30:15 1 0.52 0.00 0.18 0.01 0.04 99.25 04:30:15 CPU %user %nice %system %iowait %steal %idle 04:40:06 all 14.58 0.00 1.84 0.52 0.08 82.97 04:40:06 0 14.78 0.00 1.77 0.40 0.07 82.98 04:40:06 1 14.38 0.00 1.91 0.64 0.10 82.97 04:50:26 all 5.85 0.00 0.50 0.01 0.09 93.55 04:50:26 0 5.09 0.00 0.45 0.01 0.08 94.37 04:50:26 1 6.62 0.00 0.56 0.01 0.09 92.73 Average: all 1.09 0.00 0.19 0.03 0.04 98.64 Average: 0 1.06 0.00 0.19 0.03 0.04 98.68 Average: 1 1.12 0.00 0.19 0.04 0.04 98.61