---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-14913 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 708 10991 3 4289 14938 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:18:2c:c0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.98/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80016sec preferred_lft 80016sec inet6 fe80::f816:3eff:fe18:2cc0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:12:ab:61:35:8c 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::4412:abff:fe61:358c/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-14913) 03/23/26 _x86_64_ (4 CPU) 08:14:21 LINUX RESTART (4 CPU) 08:20:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:30:20 86.00 24.55 58.32 3.14 393.73 6882.00 5330.46 08:40:20 15.30 0.13 14.36 0.82 5.80 368.93 925.22 08:50:20 8.16 0.07 7.69 0.39 4.37 253.48 656.61 09:00:09 20.43 0.02 19.41 0.99 0.83 874.78 909.64 09:10:12 10.15 0.01 9.68 0.46 0.43 301.93 463.83 09:20:20 5.51 0.01 5.31 0.19 0.67 149.60 69.48 09:30:20 5.55 0.01 5.36 0.18 1.73 151.69 52.47 09:40:01 5.17 0.00 4.97 0.21 0.32 156.68 113.01 09:50:12 26.92 0.13 11.41 15.38 5.17 683.33 204943.86 10:00:20 10.38 2.17 7.58 0.63 193.72 1499.14 405.45 Average: 19.51 2.76 14.49 2.27 61.59 1144.86 21741.38 08:20:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:30:20 3659632 6706152 9229420 56.37 261304 2796888 10751416 61.71 1976076 10191392 840 08:40:20 3784952 6854476 9081136 55.46 263680 2817392 9782796 56.15 2007104 10014036 484 08:50:20 6610180 9704884 6231004 38.06 264812 2841456 7029304 40.35 2014632 7212108 388 09:00:09 12061324 15320916 620348 3.79 271044 3000048 1353952 7.77 2054980 1737156 12160 09:10:12 8147484 11436972 4502272 27.50 272248 3028740 5244828 30.11 2057332 5644456 244 09:20:20 8036224 11345472 4593708 28.06 272728 3048080 5277920 30.30 2058520 5757880 228 09:30:20 6619624 9949128 5989348 36.58 273320 3067716 6784312 38.94 2061044 7161108 88 09:40:01 6425840 9777460 6160960 37.63 273924 3089236 6895880 39.58 2064448 7354744 76 09:50:12 7839416 11348348 4590892 28.04 280804 3239400 5234352 30.05 2088152 5925812 272 10:00:20 11341812 15347032 594216 3.63 284524 3722888 1240340 7.12 2168748 2328412 28084 Average: 7452649 10779084 5159330 31.51 271839 3065184 5959510 34.21 2055104 6332710 4286 08:20:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:30:20 lo 22.85 22.85 18.08 18.08 0.00 0.00 0.00 0.00 08:30:20 ens3 2.31 1.85 0.66 0.54 0.00 0.00 0.00 0.00 08:30:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:20 lo 46.68 46.68 19.81 19.81 0.00 0.00 0.00 0.00 08:40:20 ens3 1.71 1.38 0.37 0.31 0.00 0.00 0.00 0.00 08:40:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:20 lo 18.25 18.25 8.73 8.73 0.00 0.00 0.00 0.00 08:50:20 ens3 1.06 0.81 0.19 1.10 0.00 0.00 0.00 0.00 08:50:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:09 lo 12.70 12.70 6.48 6.48 0.00 0.00 0.00 0.00 09:00:09 ens3 1.17 1.02 0.29 0.25 0.00 0.00 0.00 0.00 09:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:12 lo 19.78 19.78 10.32 10.32 0.00 0.00 0.00 0.00 09:10:12 ens3 0.84 0.62 0.16 0.12 0.00 0.00 0.00 0.00 09:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:20 lo 28.17 28.17 10.06 10.06 0.00 0.00 0.00 0.00 09:20:20 ens3 0.65 0.44 0.12 0.08 0.00 0.00 0.00 0.00 09:20:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:20 lo 14.63 14.63 7.52 7.52 0.00 0.00 0.00 0.00 09:30:20 ens3 0.74 0.49 0.18 0.13 0.00 0.00 0.00 0.00 09:30:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 lo 16.84 16.84 10.20 10.20 0.00 0.00 0.00 0.00 09:40:01 ens3 0.74 0.61 0.17 0.13 0.00 0.00 0.00 0.00 09:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:12 lo 18.69 18.69 10.20 10.20 0.00 0.00 0.00 0.00 09:50:12 ens3 0.94 0.93 0.24 0.21 0.00 0.00 0.00 0.00 09:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:20 lo 32.18 32.18 12.41 12.41 0.00 0.00 0.00 0.00 10:00:20 ens3 2.61 2.24 1.57 0.91 0.00 0.00 0.00 0.00 10:00:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.12 23.12 11.40 11.40 0.00 0.00 0.00 0.00 Average: ens3 1.28 1.04 0.40 0.38 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-14913) 03/23/26 _x86_64_ (4 CPU) 08:14:21 LINUX RESTART (4 CPU) 08:20:08 CPU %user %nice %system %iowait %steal %idle 08:30:20 all 57.71 0.00 2.19 0.20 0.11 39.80 08:30:20 0 58.43 0.00 2.06 0.06 0.11 39.35 08:30:20 1 57.46 0.00 2.28 0.24 0.10 39.92 08:30:20 2 58.38 0.00 2.28 0.29 0.11 38.94 08:30:20 3 56.57 0.00 2.13 0.22 0.11 40.98 08:40:20 all 32.72 0.00 1.37 0.05 0.10 65.77 08:40:20 0 33.37 0.00 1.36 0.03 0.10 65.14 08:40:20 1 32.22 0.00 1.41 0.06 0.10 66.21 08:40:20 2 32.41 0.00 1.37 0.07 0.10 66.06 08:40:20 3 32.88 0.00 1.34 0.02 0.10 65.66 08:50:20 all 16.64 0.00 0.79 0.11 0.08 82.38 08:50:20 0 16.19 0.00 0.65 0.05 0.08 83.03 08:50:20 1 16.87 0.00 0.89 0.05 0.08 82.11 08:50:20 2 16.83 0.00 0.88 0.20 0.08 82.00 08:50:20 3 16.67 0.00 0.75 0.13 0.09 82.37 09:00:09 all 29.63 0.00 1.04 0.07 0.08 69.18 09:00:09 0 28.64 0.00 1.03 0.13 0.08 70.12 09:00:09 1 29.69 0.00 0.98 0.05 0.08 69.20 09:00:09 2 29.33 0.00 1.12 0.10 0.08 69.37 09:00:09 3 30.85 0.00 1.01 0.02 0.08 68.04 09:10:12 all 17.93 0.00 0.58 0.03 0.07 81.38 09:10:12 0 17.16 0.00 0.62 0.07 0.07 82.08 09:10:12 1 18.48 0.00 0.49 0.02 0.07 80.93 09:10:12 2 18.25 0.00 0.64 0.03 0.08 81.01 09:10:12 3 17.84 0.00 0.57 0.00 0.07 81.51 09:20:20 all 8.50 0.00 0.38 0.03 0.07 91.02 09:20:20 0 8.64 0.00 0.38 0.01 0.07 90.89 09:20:20 1 8.60 0.00 0.36 0.01 0.07 90.96 09:20:20 2 8.22 0.00 0.38 0.02 0.07 91.30 09:20:20 3 8.52 0.00 0.41 0.06 0.07 90.94 09:30:20 all 9.62 0.00 0.40 0.02 0.07 89.89 09:30:20 0 8.90 0.00 0.43 0.02 0.06 90.58 09:30:20 1 10.07 0.00 0.40 0.01 0.07 89.46 09:30:20 2 9.63 0.00 0.39 0.04 0.07 89.87 09:30:20 3 9.88 0.00 0.39 0.02 0.07 89.64 09:40:01 all 9.93 0.00 0.42 0.03 0.07 89.54 09:40:01 0 9.52 0.00 0.43 0.06 0.06 89.93 09:40:01 1 10.39 0.00 0.45 0.03 0.08 89.06 09:40:01 2 9.91 0.00 0.46 0.01 0.07 89.54 09:40:01 3 9.91 0.00 0.36 0.02 0.06 89.65 09:50:12 all 22.01 0.00 0.87 0.11 0.08 76.93 09:50:12 0 21.89 0.00 0.77 0.08 0.08 77.19 09:50:12 1 21.74 0.00 0.94 0.02 0.08 77.22 09:50:12 2 22.86 0.00 0.93 0.28 0.08 75.85 09:50:12 3 21.57 0.00 0.85 0.05 0.08 77.45 10:00:20 all 12.37 0.00 0.61 0.13 0.07 86.82 10:00:20 0 10.78 0.00 0.62 0.07 0.07 88.46 10:00:20 1 11.90 0.00 0.58 0.16 0.08 87.29 10:00:20 2 12.48 0.00 0.57 0.17 0.08 86.70 10:00:20 3 14.34 0.00 0.65 0.09 0.08 84.84 Average: all 21.77 0.00 0.87 0.08 0.08 77.20 Average: 0 21.43 0.00 0.84 0.06 0.08 77.59 Average: 1 21.80 0.00 0.88 0.07 0.08 77.17 Average: 2 21.90 0.00 0.91 0.12 0.08 76.99 Average: 3 21.96 0.00 0.85 0.06 0.08 77.04