---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-29986 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: 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: 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 691 10696 3 4601 14955 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 valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:43:e0:d3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.205/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78738sec preferred_lft 78738sec inet6 fe80::f816:3eff:fe43:e0d3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:b7:66:14:03:6c 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::18b7:66ff:fe14:36c/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-29986) 03/25/26 _x86_64_ (4 CPU) 07:00:21 LINUX RESTART (4 CPU) 07:10:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:20:01 89.57 23.22 63.05 3.29 357.51 12574.41 5671.00 07:30:08 21.30 1.72 18.53 1.05 26.03 495.53 681.02 07:40:22 8.78 0.12 8.19 0.47 6.72 305.73 515.56 07:50:01 13.35 0.10 12.73 0.52 2.21 617.04 861.35 08:00:11 29.26 0.12 13.27 15.87 1.82 477.90 208605.02 08:10:10 4.81 0.01 4.67 0.13 0.20 128.18 54.87 08:20:01 5.30 0.00 5.12 0.18 0.16 149.78 62.39 08:30:16 5.05 0.01 4.87 0.17 1.33 147.67 490.65 08:40:22 5.69 0.00 5.49 0.20 0.00 164.53 82.06 08:50:01 8.99 0.03 8.68 0.29 3.69 561.48 118.14 09:00:22 7.24 0.04 6.85 0.36 1.89 290.17 308.75 Average: 18.04 2.28 13.69 2.07 36.11 1430.41 20038.31 07:10:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:20:01 551420 4023780 11906904 72.72 264840 3175832 13233080 75.96 2064704 13156152 1440 07:30:08 3540912 6936784 8997004 54.95 267524 3100716 10769916 61.82 2106700 10138436 892 07:40:22 5224044 8646984 7287172 44.51 269016 3126296 8298288 47.63 2115488 8456328 48 07:50:01 11268480 14812408 1126240 6.88 273524 3242760 2012900 11.55 2153408 2399260 11776 08:00:11 11690424 15320988 617432 3.77 277580 3325340 1351216 7.76 2165548 1945264 13848 08:10:10 7663260 11296432 4640208 28.34 278036 3327492 5341024 30.66 2166120 5970452 96 08:20:01 7677324 11330068 4606616 28.14 278520 3346564 5238304 30.07 2167188 5943472 56 08:30:16 11610696 15303456 634760 3.88 279260 3386036 1351664 7.76 2172032 2003924 19848 08:40:22 6033976 9729848 6206108 37.90 279912 3388300 6926408 39.76 2172836 7585432 112 08:50:01 11035012 14860224 1078700 6.59 283812 3509020 1826972 10.49 2180616 2602172 1572 09:00:22 7594852 11473268 4463980 27.26 284780 3560956 5529960 31.74 2200164 6004736 248 Average: 7626400 11248567 4687739 28.63 276073 3317210 5625430 32.29 2151346 6018693 4540 07:10:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:20:01 lo 17.85 17.85 15.69 15.69 0.00 0.00 0.00 0.00 07:20:01 ens3 32.08 21.55 406.65 2.27 0.00 0.00 0.00 0.00 07:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:08 lo 41.26 41.26 17.41 17.41 0.00 0.00 0.00 0.00 07:30:08 ens3 1.82 1.73 0.38 0.33 0.00 0.00 0.00 0.00 07:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:22 lo 23.25 23.25 10.96 10.96 0.00 0.00 0.00 0.00 07:40:22 ens3 1.65 0.71 0.35 0.21 0.00 0.00 0.00 0.00 07:40:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 lo 12.33 12.33 5.68 5.68 0.00 0.00 0.00 0.00 07:50:01 ens3 1.39 0.83 0.31 0.22 0.00 0.00 0.00 0.00 07:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:11 lo 16.91 16.91 8.31 8.31 0.00 0.00 0.00 0.00 08:00:11 ens3 1.11 0.74 0.26 0.19 0.00 0.00 0.00 0.00 08:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:10 lo 13.51 13.51 7.29 7.29 0.00 0.00 0.00 0.00 08:10:10 ens3 1.43 1.46 0.24 1.74 0.00 0.00 0.00 0.00 08:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 lo 24.95 24.95 8.35 8.35 0.00 0.00 0.00 0.00 08:20:01 ens3 0.69 0.33 0.14 0.08 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:16 lo 16.40 16.40 8.36 8.36 0.00 0.00 0.00 0.00 08:30:16 ens3 0.85 0.62 0.19 0.15 0.00 0.00 0.00 0.00 08:30:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:22 lo 17.64 17.64 10.43 10.43 0.00 0.00 0.00 0.00 08:40:22 ens3 0.75 0.60 0.17 0.13 0.00 0.00 0.00 0.00 08:40:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 4.88 4.88 2.57 2.57 0.00 0.00 0.00 0.00 08:50:01 ens3 1.03 0.51 0.29 0.19 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:22 lo 22.59 22.59 10.56 10.56 0.00 0.00 0.00 0.00 09:00:22 ens3 1.29 0.82 0.33 0.25 0.00 0.00 0.00 0.00 09:00:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.33 19.33 9.64 9.64 0.00 0.00 0.00 0.00 Average: ens3 3.97 2.70 36.73 0.52 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-29986) 03/25/26 _x86_64_ (4 CPU) 07:00:21 LINUX RESTART (4 CPU) 07:10:07 CPU %user %nice %system %iowait %steal %idle 07:20:01 all 60.64 0.00 3.01 0.32 0.18 35.85 07:20:01 0 59.81 0.00 3.06 0.49 0.18 36.47 07:20:01 1 63.20 0.00 3.40 0.38 0.19 32.84 07:20:01 2 60.14 0.00 2.72 0.23 0.17 36.74 07:20:01 3 59.44 0.00 2.85 0.18 0.18 37.35 07:30:08 all 46.71 0.00 1.74 0.08 0.16 51.31 07:30:08 0 46.75 0.00 1.77 0.09 0.16 51.23 07:30:08 1 47.71 0.00 1.62 0.04 0.17 50.46 07:30:08 2 45.14 0.00 1.69 0.05 0.16 52.96 07:30:08 3 47.25 0.00 1.85 0.14 0.16 50.61 07:40:22 all 20.79 0.00 0.85 0.17 0.10 78.08 07:40:22 0 20.80 0.00 0.89 0.11 0.11 78.08 07:40:22 1 21.59 0.00 0.82 0.16 0.11 77.31 07:40:22 2 19.91 0.00 0.80 0.06 0.10 79.14 07:40:22 3 20.86 0.00 0.90 0.34 0.10 77.80 07:50:01 all 19.81 0.00 0.84 0.36 0.09 78.90 07:50:01 0 19.14 0.00 0.83 0.38 0.10 79.55 07:50:01 1 19.69 0.00 0.87 0.17 0.09 79.18 07:50:01 2 20.79 0.00 0.86 0.07 0.10 78.19 07:50:01 3 19.61 0.00 0.79 0.83 0.09 78.68 08:00:11 all 27.03 0.00 0.96 0.26 0.11 71.64 08:00:11 0 28.12 0.00 0.94 0.66 0.11 70.17 08:00:11 1 26.09 0.00 1.03 0.09 0.11 72.69 08:00:11 2 26.17 0.00 0.95 0.06 0.11 72.70 08:00:11 3 27.76 0.00 0.93 0.22 0.10 70.98 08:10:10 all 8.28 0.00 0.36 0.05 0.06 91.24 08:10:10 0 7.95 0.00 0.34 0.15 0.06 91.51 08:10:10 1 8.53 0.00 0.35 0.01 0.06 91.05 08:10:10 2 8.30 0.00 0.38 0.02 0.07 91.23 08:10:10 3 8.35 0.00 0.35 0.05 0.06 91.19 08:20:01 all 9.16 0.00 0.41 0.03 0.06 90.33 08:20:01 0 8.45 0.00 0.39 0.03 0.06 91.06 08:20:01 1 9.65 0.00 0.44 0.01 0.07 89.84 08:20:01 2 9.76 0.00 0.35 0.09 0.07 89.73 08:20:01 3 8.78 0.00 0.46 0.01 0.05 90.69 08:30:16 all 10.08 0.00 0.49 0.02 0.07 89.34 08:30:16 0 9.73 0.00 0.37 0.03 0.06 89.81 08:30:16 1 10.28 0.00 0.61 0.01 0.07 89.02 08:30:16 2 10.23 0.00 0.56 0.03 0.07 89.10 08:30:16 3 10.10 0.00 0.41 0.01 0.07 89.41 08:40:22 all 10.37 0.00 0.49 0.15 0.07 88.92 08:40:22 0 10.16 0.00 0.56 0.09 0.07 89.13 08:40:22 1 10.67 0.00 0.47 0.17 0.07 88.62 08:40:22 2 10.67 0.00 0.52 0.30 0.06 88.46 08:40:22 3 9.98 0.00 0.41 0.05 0.08 89.48 08:50:01 all 8.79 0.00 0.47 0.03 0.06 90.64 08:50:01 0 8.12 0.00 0.49 0.03 0.06 91.30 08:50:01 1 9.68 0.00 0.52 0.04 0.06 89.70 08:50:01 2 8.35 0.00 0.49 0.01 0.07 91.08 08:50:01 3 9.02 0.00 0.38 0.05 0.05 90.50 09:00:22 all 18.18 0.00 0.72 0.03 0.08 80.98 09:00:22 0 18.24 0.00 0.73 0.02 0.07 80.95 09:00:22 1 18.44 0.00 0.74 0.01 0.08 80.72 09:00:22 2 18.32 0.00 0.77 0.07 0.08 80.76 09:00:22 3 17.72 0.00 0.64 0.03 0.11 81.50 Average: CPU %user %nice %system %iowait %steal %idle Average: all 21.76 0.00 0.94 0.14 0.10 77.07 Average: 0 21.54 0.00 0.94 0.19 0.09 77.24 Average: 1 22.25 0.00 0.98 0.10 0.10 76.57 Average: 2 21.57 0.00 0.92 0.09 0.10 77.33 Average: 3 21.68 0.00 0.90 0.17 0.09 77.15