---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-8269 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 UTC 2026 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): 4 On-line CPU(s) list: 0-3 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): 4 Stepping: 0 BogoMIPS: 5600.00 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: 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: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp 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 Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 18G 60G 23% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 707 11375 4 3906 14935 Swap: 1023 1 1022 ---> 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 valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:30:b9:1c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.38/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78760sec preferred_lft 78760sec inet6 fe80::f816:3eff:fe30:b91c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:9c:8d:bd:1e:b8 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::749c:8dff:febd:1eb8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-8269) 03/23/26 _x86_64_ (4 CPU) 07:11:58 LINUX RESTART (4 CPU) 07:20:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:00 71.74 1.22 52.24 18.27 45.86 26122.68 245937.87 07:40:04 70.68 24.15 43.83 2.70 370.16 5188.48 2523.16 07:50:05 24.55 9.25 14.50 0.81 177.21 434.69 882.93 08:00:01 8.21 0.08 7.67 0.47 2.81 272.30 1119.56 08:10:05 15.97 0.03 15.25 0.69 2.41 685.55 1021.57 08:20:06 14.55 0.02 13.91 0.62 0.80 429.48 648.92 08:30:01 4.43 0.02 4.27 0.15 1.02 118.45 57.01 08:40:25 4.17 0.06 3.99 0.12 2.51 130.54 73.80 08:50:07 5.77 0.01 5.51 0.25 0.49 160.82 173.86 09:00:01 4.77 0.00 4.61 0.16 0.13 151.20 38.40 09:10:10 9.35 0.04 8.96 0.35 3.95 565.16 204.92 Average: 21.17 3.19 15.79 2.19 55.40 3046.98 22290.93 07:20:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:00 4598956 15293984 632536 3.86 240484 10240832 1379104 7.92 2060016 8941696 8220 07:40:04 167576 3066872 12862052 78.56 265796 2664584 13810240 79.27 2166960 13497088 396 07:50:05 3391084 6122244 9810616 59.92 267356 2514024 11126648 63.87 2111176 10346788 212 08:00:01 6978488 9730820 6204636 37.90 268356 2534212 7009284 40.23 2116272 6772072 252 08:10:05 10864024 13740412 2197576 13.42 274128 2652408 2957408 16.98 2166828 2855492 276 08:20:06 8428528 11362844 4573612 27.93 275728 2708732 5331476 30.60 2170912 5280932 492 08:30:01 8507584 11457348 4479316 27.36 276196 2723720 5291640 30.37 2172280 5187080 520 08:40:25 8229044 11199388 4736968 28.93 276572 2743916 6363508 36.53 2174656 5475620 360 08:50:07 7138952 10130136 5805540 35.46 277304 2764028 6648212 38.16 2178164 6556388 488 09:00:01 8348084 11362068 4574456 27.94 278000 2786128 5346472 30.69 2180432 5343244 324 09:10:10 8065160 11206020 4730268 28.89 282448 2907812 5316368 30.52 2196152 5610436 200 Average: 6792498 10424740 5509780 33.65 271124 3385491 6416396 36.83 2153986 6896985 1067 07:20:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:00 lo 2.06 2.06 2.24 2.24 0.00 0.00 0.00 0.00 07:30:00 ens3 36.16 24.98 665.70 2.78 0.00 0.00 0.00 0.00 07:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:04 lo 26.33 26.33 17.98 17.98 0.00 0.00 0.00 0.00 07:40:04 ens3 2.02 1.85 0.62 0.53 0.00 0.00 0.00 0.00 07:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:05 lo 43.69 43.69 17.63 17.63 0.00 0.00 0.00 0.00 07:50:05 ens3 2.55 1.66 0.54 1.38 0.00 0.00 0.00 0.00 07:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 lo 12.50 12.50 7.50 7.50 0.00 0.00 0.00 0.00 08:00:01 ens3 1.15 0.55 0.26 0.17 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:05 lo 11.37 11.37 5.58 5.58 0.00 0.00 0.00 0.00 08:10:05 ens3 0.95 0.75 0.23 0.19 0.00 0.00 0.00 0.00 08:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:06 lo 19.38 19.38 10.01 10.01 0.00 0.00 0.00 0.00 08:20:06 ens3 1.33 0.69 0.24 0.15 0.00 0.00 0.00 0.00 08:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 11.70 11.70 5.55 5.55 0.00 0.00 0.00 0.00 08:30:01 ens3 0.97 0.48 0.20 0.13 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:25 lo 22.28 22.28 7.23 7.23 0.00 0.00 0.00 0.00 08:40:25 ens3 0.66 0.38 0.15 0.10 0.00 0.00 0.00 0.00 08:40:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:07 lo 21.13 21.13 11.81 11.81 0.00 0.00 0.00 0.00 08:50:07 ens3 1.02 0.64 0.23 0.17 0.00 0.00 0.00 0.00 08:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 16.68 16.68 9.57 9.57 0.00 0.00 0.00 0.00 09:00:01 ens3 0.72 0.50 0.16 0.12 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:10 lo 21.04 21.04 10.13 10.13 0.00 0.00 0.00 0.00 09:10:10 ens3 1.00 0.87 0.25 0.21 0.00 0.00 0.00 0.00 09:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.99 18.99 9.58 9.58 0.00 0.00 0.00 0.00 Average: ens3 4.31 2.96 58.93 0.53 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-8269) 03/23/26 _x86_64_ (4 CPU) 07:11:58 LINUX RESTART (4 CPU) 07:20:19 CPU %user %nice %system %iowait %steal %idle 07:30:00 all 22.69 0.00 1.29 24.45 0.10 51.48 07:30:00 0 22.98 0.00 1.24 24.32 0.10 51.37 07:30:00 1 21.51 0.00 1.19 25.36 0.09 51.85 07:30:00 2 24.70 0.00 1.34 26.74 0.10 47.13 07:30:00 3 21.57 0.00 1.39 21.38 0.09 55.56 07:40:04 all 57.36 0.00 2.23 1.13 0.15 39.13 07:40:04 0 57.67 0.00 2.08 1.06 0.15 39.04 07:40:04 1 56.88 0.00 2.51 1.82 0.15 38.64 07:40:04 2 57.72 0.00 2.22 0.94 0.15 38.98 07:40:04 3 57.17 0.00 2.12 0.69 0.15 39.87 07:50:05 all 32.84 0.00 1.35 0.08 0.11 65.62 07:50:05 0 32.86 0.00 1.43 0.09 0.11 65.51 07:50:05 1 32.88 0.00 1.40 0.15 0.12 65.46 07:50:05 2 32.96 0.00 1.23 0.05 0.12 65.63 07:50:05 3 32.64 0.00 1.33 0.05 0.12 65.87 08:00:01 all 16.67 0.00 0.65 0.30 0.09 82.29 08:00:01 0 16.33 0.00 0.62 0.26 0.08 82.72 08:00:01 1 16.52 0.00 0.59 0.24 0.09 82.56 08:00:01 2 16.60 0.00 0.72 0.32 0.09 82.27 08:00:01 3 17.22 0.00 0.69 0.38 0.09 81.63 08:10:05 all 22.76 0.00 0.85 0.05 0.10 76.24 08:10:05 0 22.09 0.00 0.89 0.08 0.10 76.85 08:10:05 1 22.96 0.00 0.82 0.03 0.10 76.09 08:10:05 2 23.15 0.00 0.96 0.06 0.10 75.72 08:10:05 3 22.82 0.00 0.73 0.04 0.10 76.31 08:20:06 all 27.26 0.00 1.00 0.04 0.09 71.61 08:20:06 0 26.63 0.00 0.97 0.06 0.09 72.25 08:20:06 1 28.11 0.00 0.95 0.06 0.09 70.79 08:20:06 2 26.87 0.00 1.04 0.03 0.09 71.97 08:20:06 3 27.43 0.00 1.02 0.03 0.09 71.42 08:30:01 all 6.76 0.00 0.40 0.02 0.08 92.75 08:30:01 0 6.87 0.00 0.44 0.02 0.08 92.59 08:30:01 1 6.58 0.00 0.44 0.02 0.08 92.88 08:30:01 2 6.62 0.00 0.36 0.02 0.07 92.93 08:30:01 3 6.98 0.00 0.37 0.00 0.07 92.58 08:40:25 all 7.38 0.00 0.35 0.02 0.08 92.17 08:40:25 0 7.33 0.00 0.39 0.01 0.08 92.20 08:40:25 1 7.13 0.00 0.34 0.02 0.07 92.44 08:40:25 2 7.80 0.00 0.36 0.03 0.09 91.72 08:40:25 3 7.27 0.00 0.30 0.01 0.08 92.33 08:50:07 all 12.65 0.00 0.50 0.02 0.08 86.75 08:50:07 0 12.38 0.00 0.47 0.03 0.08 87.05 08:50:07 1 12.81 0.00 0.58 0.01 0.08 86.51 08:50:07 2 12.62 0.00 0.46 0.03 0.09 86.81 08:50:07 3 12.77 0.00 0.50 0.02 0.08 86.63 09:00:01 all 8.53 0.00 0.46 0.02 0.08 90.92 09:00:01 0 8.17 0.00 0.39 0.01 0.07 91.36 09:00:01 1 8.49 0.00 0.46 0.04 0.08 90.93 09:00:01 2 8.62 0.00 0.47 0.03 0.09 90.80 09:00:01 3 8.82 0.00 0.50 0.00 0.08 90.59 09:10:10 all 14.17 0.00 0.56 0.04 0.09 85.15 09:10:10 0 14.96 0.00 0.56 0.03 0.09 84.36 09:10:10 1 14.27 0.00 0.56 0.02 0.09 85.06 09:10:10 2 13.52 0.00 0.57 0.09 0.08 85.74 09:10:10 3 13.92 0.00 0.52 0.01 0.08 85.47 Average: CPU %user %nice %system %iowait %steal %idle Average: all 20.81 0.00 0.87 2.31 0.09 75.92 Average: 0 20.74 0.00 0.86 2.29 0.09 76.02 Average: 1 20.72 0.00 0.89 2.45 0.10 75.84 Average: 2 21.00 0.00 0.88 2.50 0.10 75.53 Average: 3 20.77 0.00 0.86 1.99 0.09 76.29