---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-23437 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 676 12073 3 3239 14970 Swap: 1023 18 1005 ---> 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:26:13:77 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.141/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79672sec preferred_lft 79672sec inet6 fe80::f816:3eff:fe26:1377/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:1a:12:a5:b8:2a 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::b41a:12ff:fea5:b82a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-23437) 06/03/26 _x86_64_ (4 CPU) 16:42:34 LINUX RESTART (4 CPU) 16:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:00:06 97.68 25.39 55.16 17.13 482.33 5065.74 215587.69 17:10:01 24.66 8.92 14.89 0.86 163.80 403.68 1161.08 17:20:01 9.24 1.42 7.40 0.41 24.53 278.16 1903.70 17:30:06 19.62 0.06 18.67 0.89 1.01 832.13 931.27 17:40:01 9.74 0.06 9.25 0.43 1.12 281.53 149.08 17:50:01 5.76 0.02 5.56 0.18 0.61 147.93 53.60 18:00:06 4.65 0.05 4.43 0.17 1.46 151.41 93.97 18:10:01 5.11 0.08 4.86 0.17 1.72 148.69 58.68 18:20:01 12.23 0.08 11.61 0.54 7.12 704.33 262.68 18:30:05 5.41 0.02 5.21 0.18 0.65 180.15 88.13 Average: 19.47 3.62 13.74 2.11 68.65 823.16 22189.32 16:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:00:06 2486448 4399968 11539276 70.48 259776 1757412 13303868 76.36 1346252 12077888 1412 17:10:01 5303380 7290132 8651364 52.84 263340 1826468 9407844 54.00 1437396 9175508 632 17:20:01 7758112 9769728 6174280 37.71 264612 1850132 6956584 39.93 1448240 6732888 316 17:30:06 11647784 13812588 2133868 13.03 271156 1995844 2951412 16.94 1501516 2781512 324 17:40:01 9197664 11403316 4541736 27.74 272584 2035212 5286020 30.34 1504588 5229760 340 17:50:01 9144676 11369516 4575480 27.95 273300 2053668 5293928 30.39 1506100 5283616 460 18:00:06 7721020 9966736 5977368 36.51 274048 2073800 6775708 38.89 1508644 6704664 268 18:10:01 7710076 9978008 5966108 36.44 274720 2095376 6754680 38.77 1512540 6695676 96 18:20:01 9317304 11745916 4199532 25.65 279376 2245928 5065912 29.08 1529596 5096072 492 18:30:05 8020412 10478660 5465692 33.38 279940 2274992 6104332 35.04 1541604 6373856 232 Average: 7830688 10021457 5922470 36.17 271285 2020883 6790029 38.97 1483648 6615144 457 16:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:00:06 lo 25.56 25.56 19.67 19.67 0.00 0.00 0.00 0.00 17:00:06 ens3 2.23 1.99 1.11 0.54 0.00 0.00 0.00 0.00 17:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:01 lo 50.26 50.26 21.63 21.63 0.00 0.00 0.00 0.00 17:10:01 ens3 1.51 1.43 0.31 0.28 0.00 0.00 0.00 0.00 17:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:01 lo 14.93 14.93 7.72 7.72 0.00 0.00 0.00 0.00 17:20:01 ens3 1.09 0.75 0.30 1.20 0.00 0.00 0.00 0.00 17:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:06 lo 12.47 12.47 6.17 6.17 0.00 0.00 0.00 0.00 17:30:06 ens3 1.04 0.85 0.28 0.23 0.00 0.00 0.00 0.00 17:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:01 lo 18.78 18.78 9.98 9.98 0.00 0.00 0.00 0.00 17:40:01 ens3 1.13 0.80 0.30 0.23 0.00 0.00 0.00 0.00 17:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:01 lo 24.55 24.55 9.07 9.07 0.00 0.00 0.00 0.00 17:50:01 ens3 0.63 0.56 0.16 0.12 0.00 0.00 0.00 0.00 17:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:06 lo 20.44 20.44 9.30 9.30 0.00 0.00 0.00 0.00 18:00:06 ens3 0.73 0.61 0.18 0.14 0.00 0.00 0.00 0.00 18:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:01 lo 14.97 14.97 8.84 8.84 0.00 0.00 0.00 0.00 18:10:01 ens3 1.70 0.63 0.44 0.26 0.00 0.00 0.00 0.00 18:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:01 lo 17.94 17.94 10.27 10.27 0.00 0.00 0.00 0.00 18:20:01 ens3 0.95 0.73 0.23 0.19 0.00 0.00 0.00 0.00 18:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:05 lo 32.16 32.16 12.99 12.99 0.00 0.00 0.00 0.00 18:30:05 ens3 0.97 0.69 0.24 0.18 0.00 0.00 0.00 0.00 18:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.19 23.19 11.56 11.56 0.00 0.00 0.00 0.00 Average: ens3 1.20 0.90 0.36 0.34 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-23437) 06/03/26 _x86_64_ (4 CPU) 16:42:34 LINUX RESTART (4 CPU) 16:50:01 CPU %user %nice %system %iowait %steal %idle 17:00:06 all 59.95 0.00 2.14 0.18 0.11 37.63 17:00:06 0 60.38 0.00 1.89 0.19 0.11 37.43 17:00:06 1 59.53 0.00 2.19 0.14 0.11 38.02 17:00:06 2 59.90 0.00 2.22 0.20 0.11 37.58 17:00:06 3 59.97 0.00 2.26 0.17 0.10 37.49 17:10:01 all 34.43 0.00 1.28 0.09 0.10 64.10 17:10:01 0 34.17 0.00 1.25 0.06 0.10 64.42 17:10:01 1 35.06 0.00 1.52 0.14 0.10 63.19 17:10:01 2 34.45 0.00 1.20 0.08 0.10 64.16 17:10:01 3 34.04 0.00 1.13 0.09 0.10 64.64 17:20:01 all 17.05 0.00 0.69 0.05 0.08 82.13 17:20:01 0 17.50 0.00 0.67 0.06 0.08 81.69 17:20:01 1 17.47 0.00 0.76 0.04 0.08 81.65 17:20:01 2 16.59 0.00 0.67 0.03 0.08 82.63 17:20:01 3 16.65 0.00 0.67 0.06 0.08 82.54 17:30:06 all 28.79 0.00 0.99 0.11 0.08 70.03 17:30:06 0 29.52 0.00 0.94 0.04 0.08 69.41 17:30:06 1 28.82 0.00 1.07 0.05 0.08 69.98 17:30:06 2 27.68 0.00 1.08 0.21 0.08 70.95 17:30:06 3 29.14 0.00 0.88 0.13 0.08 69.77 17:40:01 all 20.07 0.00 0.71 0.21 0.08 78.92 17:40:01 0 18.99 0.00 0.70 0.13 0.08 80.11 17:40:01 1 19.85 0.00 0.64 0.14 0.08 79.30 17:40:01 2 21.03 0.00 0.78 0.49 0.08 77.61 17:40:01 3 20.41 0.00 0.73 0.10 0.08 78.68 17:50:01 all 9.42 0.00 0.42 0.19 0.07 89.90 17:50:01 0 9.10 0.00 0.39 0.09 0.06 90.37 17:50:01 1 9.44 0.00 0.36 0.09 0.06 90.05 17:50:01 2 9.72 0.00 0.42 0.40 0.07 89.38 17:50:01 3 9.41 0.00 0.52 0.19 0.08 89.81 18:00:06 all 11.03 0.00 0.48 0.03 0.07 88.39 18:00:06 0 10.89 0.00 0.41 0.03 0.07 88.60 18:00:06 1 11.23 0.00 0.52 0.00 0.07 88.18 18:00:06 2 10.92 0.00 0.57 0.07 0.07 88.38 18:00:06 3 11.09 0.00 0.43 0.01 0.07 88.41 18:10:01 all 10.38 0.00 0.43 0.08 0.07 89.04 18:10:01 0 10.63 0.00 0.45 0.08 0.07 88.77 18:10:01 1 10.53 0.00 0.46 0.04 0.07 88.90 18:10:01 2 10.21 0.00 0.41 0.18 0.07 89.13 18:10:01 3 10.13 0.00 0.41 0.02 0.07 89.36 18:20:01 all 18.66 0.00 0.73 0.07 0.07 80.48 18:20:01 0 18.69 0.00 0.67 0.04 0.07 80.54 18:20:01 1 18.26 0.00 0.86 0.04 0.08 80.75 18:20:01 2 19.34 0.00 0.79 0.04 0.08 79.76 18:20:01 3 18.33 0.00 0.60 0.14 0.07 80.87 18:30:05 all 11.75 0.00 0.46 0.03 0.07 87.69 18:30:05 0 11.85 0.00 0.38 0.03 0.07 87.67 18:30:05 1 11.92 0.00 0.54 0.01 0.07 87.46 18:30:05 2 11.29 0.00 0.45 0.05 0.07 88.15 18:30:05 3 11.95 0.00 0.46 0.03 0.06 87.49 Average: all 22.18 0.00 0.83 0.10 0.08 76.81 Average: 0 22.20 0.00 0.78 0.07 0.08 76.87 Average: 1 22.23 0.00 0.89 0.07 0.08 76.73 Average: 2 22.14 0.00 0.86 0.18 0.08 76.75 Average: 3 22.14 0.00 0.81 0.09 0.08 76.88