---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-32045 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 725 12414 3 2849 14921 Swap: 1023 28 995 ---> 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:f4:eb:e8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.41/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78612sec preferred_lft 78612sec inet6 fe80::f816:3eff:fef4:ebe8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 16:8f:f0:f9:fc:ad 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::148f:f0ff:fef9:fcad/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-32045) 07/01/26 _x86_64_ (4 CPU) 09:05:33 LINUX RESTART (4 CPU) 09:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:11 105.08 5.03 82.07 17.98 159.17 30848.34 220903.20 09:30:24 50.65 21.32 27.82 1.51 1032.36 1857.24 1275.53 09:40:01 21.87 11.76 9.65 0.47 279.17 252.73 793.55 09:50:23 7.32 0.04 6.94 0.34 1.26 237.31 1133.78 10:00:16 15.75 0.19 14.91 0.66 4.07 707.05 1174.55 10:10:01 12.57 0.04 12.03 0.49 0.97 371.03 394.62 10:20:24 6.90 0.06 6.56 0.28 2.67 208.78 371.80 10:30:24 5.39 0.04 5.16 0.20 2.80 152.17 90.26 10:40:01 2.31 0.01 2.29 0.01 0.43 40.10 0.04 10:50:24 6.15 0.01 5.94 0.19 0.82 164.73 86.37 11:00:24 11.78 0.41 10.88 0.49 9.89 669.03 407.99 11:10:01 5.54 0.06 5.28 0.20 2.03 181.82 302.77 Average: 21.13 3.25 15.94 1.93 125.88 3024.74 19258.26 09:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:11 1423576 5717184 10209348 62.35 258696 3919264 11682472 67.06 2157680 12103860 2244 09:30:24 2649712 4194496 11745872 71.74 256424 1417340 12524228 71.89 999032 12297772 296 09:40:01 9513112 11089680 4852888 29.64 258144 1447112 5580124 32.03 1092740 5320776 6368 09:50:23 8162116 9755220 6189292 37.80 259232 1462568 7083952 40.66 1097748 6704092 180 10:00:16 13571896 15312492 635340 3.88 265128 1599580 1386444 7.96 1153360 1247084 11384 10:10:01 9643780 11425148 4520772 27.61 266996 1638476 5343188 30.67 1157400 5165840 292 10:20:24 9481096 11294796 4650892 28.41 267880 1669896 5382628 30.90 1159976 5315716 128 10:30:24 8168380 10004352 5940760 36.28 268680 1691368 6754484 38.77 1163032 6615636 72 10:40:01 7951660 9790200 6154548 37.59 269028 1693580 6895024 39.58 1163528 6841868 236 10:50:24 13426684 15309408 637880 3.90 269676 1737084 1386872 7.96 1168860 1374448 21812 11:00:24 9285916 11302564 4642948 28.36 273920 1861436 5310448 30.48 1185964 5487248 52 11:10:01 8415488 10461132 5484024 33.49 274476 1889832 6088056 34.95 1197604 6332952 248 Average: 8474451 10471389 5472047 33.42 265690 1835628 6284827 36.07 1224744 6233941 3609 09:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:11 lo 10.24 10.24 10.18 10.18 0.00 0.00 0.00 0.00 09:20:11 ens3 63.26 46.35 988.23 5.21 0.00 0.00 0.00 0.00 09:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:24 lo 35.19 35.19 19.08 19.08 0.00 0.00 0.00 0.00 09:30:24 ens3 1.69 1.43 0.37 0.32 0.00 0.00 0.00 0.00 09:30:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 lo 37.14 37.14 15.06 15.06 0.00 0.00 0.00 0.00 09:40:01 ens3 7.92 5.77 4.12 4.89 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 09:50:23 lo 9.10 9.10 5.69 5.69 0.00 0.00 0.00 0.00 09:50:23 ens3 0.50 0.34 0.09 0.06 0.00 0.00 0.00 0.00 09:50:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:16 lo 10.41 10.41 5.06 5.06 0.00 0.00 0.00 0.00 10:00:16 ens3 1.18 1.00 0.34 0.27 0.00 0.00 0.00 0.00 10:00:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 lo 15.87 15.87 7.56 7.56 0.00 0.00 0.00 0.00 10:10:01 ens3 1.27 0.68 0.40 0.28 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:24 lo 18.05 18.05 8.93 8.93 0.00 0.00 0.00 0.00 10:20:24 ens3 0.95 0.62 0.24 0.18 0.00 0.00 0.00 0.00 10:20:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:24 lo 21.89 21.89 8.57 8.57 0.00 0.00 0.00 0.00 10:30:24 ens3 0.41 0.26 0.08 0.05 0.00 0.00 0.00 0.00 10:30:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:01 lo 15.28 15.28 6.61 6.61 0.00 0.00 0.00 0.00 10:40:01 ens3 0.57 0.40 0.12 0.09 0.00 0.00 0.00 0.00 10:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:24 lo 17.25 17.25 10.13 10.13 0.00 0.00 0.00 0.00 10:50:24 ens3 0.63 0.49 0.13 0.10 0.00 0.00 0.00 0.00 10:50:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:24 lo 18.20 18.20 10.05 10.05 0.00 0.00 0.00 0.00 11:00:24 ens3 1.03 0.86 0.28 0.23 0.00 0.00 0.00 0.00 11:00:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 lo 23.29 23.29 9.12 9.12 0.00 0.00 0.00 0.00 11:10:01 ens3 0.69 0.56 0.17 0.14 0.00 0.00 0.00 0.00 11:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.26 19.26 9.68 9.68 0.00 0.00 0.00 0.00 Average: ens3 6.75 4.95 84.41 0.98 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-32045) 07/01/26 _x86_64_ (4 CPU) 09:05:33 LINUX RESTART (4 CPU) 09:10:00 CPU %user %nice %system %iowait %steal %idle 09:20:11 all 53.91 0.01 2.51 3.00 0.11 40.47 09:20:11 0 53.76 0.00 2.49 2.93 0.11 40.71 09:20:11 1 56.13 0.02 2.55 3.88 0.11 37.30 09:20:11 2 52.95 0.00 2.70 2.98 0.12 41.25 09:20:11 3 52.79 0.00 2.29 2.21 0.11 42.60 09:30:24 all 45.44 0.00 1.84 0.33 0.13 52.27 09:30:24 0 45.98 0.00 1.76 0.23 0.12 51.91 09:30:24 1 45.47 0.00 1.91 0.32 0.13 52.17 09:30:24 2 45.07 0.00 1.85 0.32 0.12 52.63 09:30:24 3 45.23 0.00 1.82 0.45 0.13 52.36 09:40:01 all 20.47 0.00 1.07 0.26 0.10 78.10 09:40:01 0 20.46 0.00 1.12 0.28 0.10 78.05 09:40:01 1 20.47 0.00 1.07 0.34 0.10 78.02 09:40:01 2 20.71 0.00 0.98 0.24 0.10 77.96 09:40:01 3 20.24 0.00 1.13 0.17 0.10 78.37 09:50:23 all 15.71 0.00 0.61 0.07 0.08 83.52 09:50:23 0 15.77 0.00 0.59 0.12 0.07 83.44 09:50:23 1 15.50 0.00 0.56 0.02 0.09 83.83 09:50:23 2 15.78 0.00 0.66 0.06 0.09 83.42 09:50:23 3 15.79 0.00 0.64 0.10 0.08 83.40 10:00:16 all 22.31 0.00 0.80 0.35 0.09 76.45 10:00:16 0 22.36 0.00 0.93 1.00 0.09 75.62 10:00:16 1 21.77 0.00 0.77 0.09 0.09 77.28 10:00:16 2 22.93 0.00 0.84 0.20 0.09 75.94 10:00:16 3 22.19 0.00 0.66 0.10 0.08 76.97 10:10:01 all 19.62 0.00 0.62 0.16 0.08 79.51 10:10:01 0 19.12 0.00 0.66 0.37 0.07 79.78 10:10:01 1 19.64 0.00 0.53 0.15 0.08 79.61 10:10:01 2 20.13 0.00 0.64 0.08 0.08 79.07 10:10:01 3 19.61 0.00 0.64 0.06 0.08 79.60 10:20:24 all 13.70 0.00 0.62 0.45 0.07 85.16 10:20:24 0 13.90 0.00 0.66 0.71 0.07 84.66 10:20:24 1 13.88 0.00 0.65 0.61 0.08 84.78 10:20:24 2 13.63 0.00 0.62 0.10 0.08 85.57 10:20:24 3 13.39 0.00 0.54 0.37 0.07 85.62 10:30:24 all 9.57 0.00 0.46 0.63 0.07 89.26 10:30:24 0 9.68 0.00 0.40 0.42 0.07 89.43 10:30:24 1 9.89 0.00 0.47 1.49 0.08 88.08 10:30:24 2 9.95 0.00 0.49 0.28 0.07 89.21 10:30:24 3 8.77 0.00 0.49 0.35 0.08 90.31 10:40:01 all 3.34 0.00 0.35 0.07 0.06 96.18 10:40:01 0 3.29 0.00 0.28 0.06 0.05 96.32 10:40:01 1 3.51 0.00 0.41 0.01 0.07 96.00 10:40:01 2 3.29 0.00 0.40 0.02 0.07 96.22 10:40:01 3 3.27 0.00 0.31 0.18 0.06 96.18 10:50:24 all 10.28 0.00 0.47 0.16 0.07 89.02 10:50:24 0 9.90 0.00 0.37 0.23 0.07 89.44 10:50:24 1 10.21 0.00 0.59 0.20 0.08 88.91 10:50:24 2 10.49 0.00 0.47 0.07 0.07 88.90 10:50:24 3 10.52 0.00 0.45 0.15 0.07 88.82 11:00:24 all 21.10 0.00 0.82 0.19 0.09 77.80 11:00:24 0 21.51 0.00 0.76 0.43 0.09 77.21 11:00:24 1 21.01 0.00 0.80 0.10 0.08 78.01 11:00:24 2 20.20 0.00 0.81 0.06 0.09 78.84 11:00:24 3 21.66 0.00 0.92 0.19 0.08 77.15 11:00:24 CPU %user %nice %system %iowait %steal %idle 11:10:01 all 10.62 0.00 0.51 0.13 0.06 88.67 11:10:01 0 10.28 0.00 0.38 0.23 0.06 89.04 11:10:01 1 10.49 0.00 0.63 0.04 0.07 88.78 11:10:01 2 10.70 0.00 0.52 0.03 0.07 88.67 11:10:01 3 11.01 0.00 0.49 0.24 0.06 88.20 Average: all 20.61 0.00 0.89 0.49 0.08 77.92 Average: 0 20.61 0.00 0.87 0.59 0.08 77.85 Average: 1 20.76 0.00 0.92 0.61 0.09 77.62 Average: 2 20.59 0.00 0.92 0.37 0.09 78.03 Average: 3 20.48 0.00 0.87 0.39 0.08 78.18