---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-954 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 719 11198 3 4071 14927 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:0d:41:50 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.177/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79326sec preferred_lft 79326sec inet6 fe80::f816:3eff:fe0d:4150/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:21:b2:1f:ab:0d 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::cc21:b2ff:fe1f:ab0d/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-954) 04/07/26 _x86_64_ (4 CPU) 13:48:10 LINUX RESTART (4 CPU) 13:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:00:00 131.70 10.77 115.61 5.33 1266.35 38065.98 12919.97 14:10:41 54.17 25.36 27.13 1.68 337.18 1644.02 1606.94 14:20:05 10.28 0.27 9.43 0.58 15.31 384.34 520.70 14:30:16 6.80 0.13 6.38 0.29 6.19 413.40 243.09 14:40:00 18.70 0.02 17.90 0.78 0.68 532.17 303.76 14:50:00 8.06 0.02 7.78 0.26 1.04 258.67 96.40 15:00:02 5.15 0.00 4.98 0.16 0.21 134.80 60.28 15:10:33 19.89 0.09 4.90 14.89 2.53 148.33 200741.79 15:20:32 4.92 0.00 4.74 0.17 0.31 149.45 79.01 15:30:03 9.33 0.03 8.90 0.40 3.85 593.29 162.58 15:40:04 7.17 0.02 6.87 0.28 0.92 279.25 262.46 Average: 25.39 3.49 19.57 2.33 150.51 3875.06 20644.81 13:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:00:00 1274304 5844416 10077856 61.55 260600 4198028 11242608 64.53 2227820 12180016 2508 14:10:41 4208124 7061080 8874812 54.20 266532 2621428 9635092 55.31 2258556 9376468 176 14:20:05 7425192 10309156 5630364 34.39 267784 2651212 8005988 45.95 2273688 6171928 540 14:30:16 9266428 12239012 3701244 22.61 271696 2735952 4482856 25.73 2292088 4309160 44 14:40:00 10005732 13057540 2883572 17.61 274456 2812416 3721124 21.36 2316004 3562176 12072 14:50:00 8193384 11273552 4666288 28.50 275456 2839776 5378140 30.87 2318184 5362300 36 15:00:02 8271628 11369012 4570780 27.92 276004 2856464 5307704 30.47 2319356 5280356 376 15:10:33 6748664 9873844 6065052 37.04 278624 2881636 6819124 39.14 2328460 6791312 68 15:20:32 6677640 9824356 6114508 37.34 279240 2902580 6892644 39.56 2331832 6857232 148 15:30:03 8037564 11309596 4630112 28.28 283540 3023488 5372828 30.84 2340640 5496400 464 15:40:04 7289312 10610760 5328472 32.54 284212 3072152 6040540 34.67 2359172 6213964 924 Average: 7036179 10252029 5685733 34.73 274377 2963194 6627150 38.04 2305982 6509210 1578 13:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:00:00 lo 8.58 8.58 9.14 9.14 0.00 0.00 0.00 0.00 14:00:00 ens3 126.50 97.58 1913.41 11.13 0.00 0.00 0.00 0.00 14:00:00 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 14:10:41 lo 45.29 45.29 21.92 21.92 0.00 0.00 0.00 0.00 14:10:41 ens3 2.67 1.89 0.73 0.56 0.00 0.00 0.00 0.00 14:10:41 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:05 lo 24.50 24.50 10.30 10.30 0.00 0.00 0.00 0.00 14:20:05 ens3 0.96 0.78 0.21 0.16 0.00 0.00 0.00 0.00 14:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:16 lo 10.72 10.72 5.88 5.88 0.00 0.00 0.00 0.00 14:30:16 ens3 1.58 0.57 0.46 0.29 0.00 0.00 0.00 0.00 14:30:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:00 lo 11.28 11.28 5.41 5.41 0.00 0.00 0.00 0.00 14:40:00 ens3 1.51 0.90 0.31 0.21 0.00 0.00 0.00 0.00 14:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:00 lo 19.85 19.85 10.40 10.40 0.00 0.00 0.00 0.00 14:50:00 ens3 0.81 0.75 0.16 0.13 0.00 0.00 0.00 0.00 14:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:02 lo 17.28 17.28 6.32 6.32 0.00 0.00 0.00 0.00 15:00:02 ens3 0.71 0.51 0.19 0.14 0.00 0.00 0.00 0.00 15:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:33 lo 25.31 25.31 11.01 11.01 0.00 0.00 0.00 0.00 15:10:33 ens3 0.65 0.45 0.12 0.09 0.00 0.00 0.00 0.00 15:10:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:32 lo 17.50 17.50 10.47 10.47 0.00 0.00 0.00 0.00 15:20:32 ens3 0.65 0.48 0.13 0.10 0.00 0.00 0.00 0.00 15:20:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:03 lo 13.08 13.08 7.49 7.49 0.00 0.00 0.00 0.00 15:30:03 ens3 0.84 0.68 0.51 0.17 0.00 0.00 0.00 0.00 15:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:04 lo 24.91 24.91 10.52 10.52 0.00 0.00 0.00 0.00 15:40:04 ens3 0.87 0.69 0.20 0.15 0.00 0.00 0.00 0.00 15:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.04 20.04 9.99 9.99 0.00 0.00 0.00 0.00 Average: ens3 12.52 9.57 174.05 1.19 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-954) 04/07/26 _x86_64_ (4 CPU) 13:48:10 LINUX RESTART (4 CPU) 13:50:00 CPU %user %nice %system %iowait %steal %idle 14:00:00 all 57.13 0.00 2.69 0.45 0.08 39.65 14:00:00 0 58.69 0.00 2.74 0.48 0.08 38.01 14:00:00 1 55.04 0.00 2.69 0.41 0.08 41.78 14:00:00 2 58.91 0.00 2.56 0.38 0.09 38.06 14:00:00 3 55.87 0.00 2.77 0.54 0.08 40.74 14:10:41 all 49.07 0.00 1.80 0.12 0.10 48.91 14:10:41 0 49.12 0.00 1.98 0.06 0.10 48.74 14:10:41 1 48.73 0.00 1.65 0.07 0.10 49.45 14:10:41 2 49.24 0.00 1.69 0.08 0.10 48.89 14:10:41 3 49.18 0.00 1.89 0.27 0.10 48.56 14:20:05 all 23.57 0.00 0.96 0.03 0.09 75.35 14:20:05 0 23.26 0.00 0.94 0.02 0.09 75.69 14:20:05 1 24.03 0.00 0.90 0.01 0.09 74.97 14:20:05 2 22.95 0.00 1.06 0.02 0.10 75.87 14:20:05 3 24.03 0.00 0.92 0.07 0.09 74.88 14:30:16 all 9.15 0.00 0.40 0.04 0.07 90.35 14:30:16 0 9.08 0.00 0.43 0.01 0.07 90.41 14:30:16 1 8.94 0.00 0.39 0.03 0.07 90.57 14:30:16 2 9.52 0.00 0.39 0.07 0.07 89.95 14:30:16 3 9.05 0.00 0.38 0.03 0.07 90.48 14:40:00 all 27.84 0.00 0.98 0.29 0.08 70.81 14:40:00 0 28.06 0.00 1.05 0.05 0.08 70.76 14:40:00 1 27.66 0.00 0.92 0.33 0.09 71.01 14:40:00 2 28.77 0.00 1.00 0.45 0.09 69.68 14:40:00 3 26.84 0.00 0.95 0.34 0.08 71.79 14:50:00 all 14.46 0.00 0.48 0.03 0.08 84.95 14:50:00 0 14.88 0.00 0.43 0.05 0.07 84.58 14:50:00 1 13.81 0.00 0.44 0.05 0.08 85.62 14:50:00 2 14.42 0.00 0.47 0.01 0.08 85.02 14:50:00 3 14.73 0.00 0.57 0.02 0.07 84.60 15:00:02 all 8.81 0.00 0.46 0.02 0.07 90.64 15:00:02 0 8.84 0.00 0.43 0.01 0.07 90.64 15:00:02 1 8.53 0.00 0.42 0.03 0.07 90.95 15:00:02 2 9.01 0.00 0.40 0.00 0.07 90.52 15:00:02 3 8.86 0.00 0.58 0.05 0.07 90.45 15:10:33 all 10.90 0.00 0.49 0.11 0.08 88.43 15:10:33 0 10.60 0.00 0.51 0.01 0.07 88.81 15:10:33 1 10.80 0.00 0.46 0.10 0.08 88.57 15:10:33 2 11.30 0.00 0.59 0.28 0.08 87.75 15:10:33 3 10.89 0.00 0.42 0.05 0.07 88.57 15:20:32 all 10.58 0.00 0.44 0.02 0.06 88.89 15:20:32 0 10.96 0.00 0.43 0.01 0.07 88.54 15:20:32 1 10.12 0.00 0.48 0.02 0.07 89.32 15:20:32 2 10.40 0.00 0.46 0.04 0.06 89.04 15:20:32 3 10.86 0.00 0.39 0.03 0.07 88.65 15:30:03 all 15.05 0.00 0.65 0.04 0.06 84.20 15:30:03 0 15.08 0.00 0.61 0.01 0.07 84.23 15:30:03 1 16.04 0.00 0.72 0.02 0.06 83.16 15:30:03 2 14.54 0.00 0.65 0.04 0.06 84.70 15:30:03 3 14.53 0.00 0.60 0.07 0.06 84.74 15:40:04 all 16.23 0.00 0.70 0.02 0.07 82.98 15:40:04 0 15.67 0.00 0.62 0.00 0.06 83.64 15:40:04 1 16.49 0.00 0.74 0.01 0.07 82.69 15:40:04 2 15.75 0.00 0.72 0.03 0.07 83.42 15:40:04 3 16.99 0.00 0.74 0.05 0.07 82.15 Average: CPU %user %nice %system %iowait %steal %idle Average: all 22.17 0.00 0.92 0.11 0.08 76.73 Average: 0 22.30 0.00 0.93 0.06 0.07 76.63 Average: 1 21.94 0.00 0.89 0.10 0.08 76.99 Average: 2 22.36 0.00 0.91 0.13 0.08 76.52 Average: 3 22.09 0.00 0.93 0.14 0.08 76.76