---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-25842 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 715 12099 3 3173 14931 Swap: 1023 22 1001 ---> 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:cf:a2:26 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.174/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79079sec preferred_lft 79079sec inet6 fe80::f816:3eff:fecf:a226/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:65:1f:d1:8d:65 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::9865:1fff:fed1:8d65/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-25842) 06/08/26 _x86_64_ (4 CPU) 09:00:41 LINUX RESTART (4 CPU) 09:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:16 73.72 22.93 47.91 2.89 1034.95 5225.54 3663.15 09:30:16 16.05 1.15 14.13 0.76 27.05 348.43 394.97 09:40:01 11.84 4.23 7.23 0.38 97.36 263.82 454.91 09:50:16 12.05 0.01 11.57 0.47 0.56 580.73 371.66 10:00:16 31.86 0.14 15.82 15.90 2.88 524.00 208532.27 10:10:01 7.59 0.05 7.22 0.33 2.16 228.10 182.61 10:20:16 5.15 0.24 4.73 0.18 10.12 152.18 97.83 10:30:16 5.14 0.00 4.96 0.18 0.43 160.02 102.04 10:40:01 9.28 0.39 8.48 0.41 14.08 603.19 104.87 10:50:16 4.58 0.07 4.35 0.16 2.29 154.75 247.25 11:00:16 5.74 0.04 5.51 0.19 0.88 183.53 68.60 Average: 16.75 2.70 12.07 1.99 110.37 775.83 19437.54 09:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:16 4347536 6182124 9758548 59.60 260276 1684152 11012596 63.21 1156984 10426552 916 09:30:16 5337092 7201700 8739440 53.38 262012 1712344 9560260 54.88 1191224 9396876 440 09:40:01 6712508 8602384 7339340 44.83 263148 1736344 8658776 49.70 1221688 8006876 1660 09:50:16 9414544 11417208 4527476 27.65 267984 1843500 5343184 30.67 1271188 5251820 84 10:00:16 9321312 11409848 4534784 27.70 272532 1924772 5354456 30.73 1284856 5340404 156 10:10:01 9713312 11834780 4110320 25.10 273336 1956912 5157144 29.60 1287612 4954668 468 10:20:16 7661992 9809980 6133848 37.46 274464 1982300 6916148 39.70 1292700 6982996 528 10:30:16 7626220 9797872 6146012 37.54 275100 2005304 6856928 39.36 1296260 7022584 96 10:40:01 9190316 11503124 4441660 27.13 279376 2136448 5208036 29.89 1307124 5447684 400 10:50:16 8846740 11187272 4757240 29.06 280164 2163336 5328428 30.59 1315564 5772668 544 11:00:16 7983988 10353908 5590056 34.14 280676 2192152 6208700 35.64 1327244 6612820 52 Average: 7832324 9936382 6007157 36.69 271733 1939779 6873151 39.45 1268404 6837813 486 09:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:16 lo 27.10 27.10 20.00 20.00 0.00 0.00 0.00 0.00 09:20:16 ens3 2.03 1.99 0.62 0.54 0.00 0.00 0.00 0.00 09:20:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:16 lo 39.16 39.16 17.62 17.62 0.00 0.00 0.00 0.00 09:30:16 ens3 1.31 1.19 0.28 0.24 0.00 0.00 0.00 0.00 09:30:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 lo 17.38 17.38 7.71 7.71 0.00 0.00 0.00 0.00 09:40:01 ens3 6.54 4.67 3.88 3.57 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 09:50:16 lo 13.26 13.26 6.04 6.04 0.00 0.00 0.00 0.00 09:50:16 ens3 0.71 0.59 0.19 0.16 0.00 0.00 0.00 0.00 09:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:16 lo 16.72 16.72 8.34 8.34 0.00 0.00 0.00 0.00 10:00:16 ens3 0.93 0.73 0.24 0.18 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 15.65 15.65 8.02 8.02 0.00 0.00 0.00 0.00 10:10:01 ens3 0.77 0.57 0.17 0.13 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 10:20:16 lo 30.23 30.23 12.15 12.15 0.00 0.00 0.00 0.00 10:20:16 ens3 0.56 0.44 0.12 0.09 0.00 0.00 0.00 0.00 10:20:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:16 lo 19.10 19.10 10.16 10.16 0.00 0.00 0.00 0.00 10:30:16 ens3 0.77 0.58 0.18 0.14 0.00 0.00 0.00 0.00 10:30:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:01 lo 16.88 16.88 10.07 10.07 0.00 0.00 0.00 0.00 10:40:01 ens3 0.94 0.69 0.26 0.20 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 10:50:16 lo 15.95 15.95 6.86 6.86 0.00 0.00 0.00 0.00 10:50:16 ens3 0.67 0.67 0.14 0.12 0.00 0.00 0.00 0.00 10:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:16 lo 23.61 23.61 9.10 9.10 0.00 0.00 0.00 0.00 11:00:16 ens3 0.60 0.45 0.16 0.12 0.00 0.00 0.00 0.00 11:00:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.40 21.40 10.57 10.57 0.00 0.00 0.00 0.00 Average: ens3 1.43 1.13 0.56 0.49 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-25842) 06/08/26 _x86_64_ (4 CPU) 09:00:41 LINUX RESTART (4 CPU) 09:10:01 CPU %user %nice %system %iowait %steal %idle 09:20:16 all 61.99 0.00 2.35 0.26 0.13 35.28 09:20:16 0 61.25 0.00 2.45 0.24 0.13 35.93 09:20:16 1 63.41 0.00 2.16 0.27 0.12 34.03 09:20:16 2 61.03 0.00 2.55 0.36 0.13 35.93 09:20:16 3 62.25 0.00 2.23 0.16 0.12 35.23 09:30:16 all 33.72 0.00 1.28 0.04 0.11 64.85 09:30:16 0 33.67 0.00 1.32 0.02 0.11 64.89 09:30:16 1 33.21 0.00 1.30 0.06 0.11 65.31 09:30:16 2 34.37 0.00 1.21 0.05 0.11 64.27 09:30:16 3 33.62 0.00 1.31 0.04 0.11 64.92 09:40:01 all 17.00 0.00 0.74 0.07 0.09 82.10 09:40:01 0 16.62 0.00 0.73 0.03 0.09 82.52 09:40:01 1 17.77 0.00 0.77 0.07 0.10 81.29 09:40:01 2 16.99 0.00 0.69 0.05 0.09 82.18 09:40:01 3 16.62 0.00 0.76 0.13 0.10 82.40 09:50:16 all 17.25 0.00 0.64 0.05 0.08 81.98 09:50:16 0 16.62 0.00 0.60 0.01 0.07 82.70 09:50:16 1 17.88 0.00 0.66 0.04 0.08 81.34 09:50:16 2 17.23 0.00 0.66 0.05 0.09 81.96 09:50:16 3 17.27 0.00 0.62 0.11 0.08 81.92 10:00:16 all 26.51 0.00 0.83 0.07 0.08 72.51 10:00:16 0 26.33 0.00 0.85 0.11 0.07 72.64 10:00:16 1 27.29 0.00 0.76 0.09 0.08 71.78 10:00:16 2 26.35 0.00 0.95 0.05 0.08 72.58 10:00:16 3 26.08 0.00 0.77 0.03 0.08 73.05 10:10:01 all 13.01 0.00 0.49 0.03 0.06 86.41 10:10:01 0 13.09 0.00 0.56 0.04 0.06 86.25 10:10:01 1 12.45 0.00 0.55 0.04 0.06 86.90 10:10:01 2 13.28 0.00 0.49 0.01 0.06 86.16 10:10:01 3 13.22 0.00 0.36 0.03 0.06 86.32 10:20:16 all 12.15 0.00 0.47 0.02 0.06 87.30 10:20:16 0 11.78 0.00 0.42 0.01 0.06 87.73 10:20:16 1 11.98 0.00 0.52 0.01 0.07 87.43 10:20:16 2 12.60 0.00 0.54 0.01 0.07 86.77 10:20:16 3 12.23 0.00 0.41 0.04 0.06 87.26 10:30:16 all 10.72 0.00 0.47 0.02 0.08 88.70 10:30:16 0 10.60 0.00 0.50 0.02 0.08 88.80 10:30:16 1 10.91 0.00 0.54 0.00 0.08 88.46 10:30:16 2 10.82 0.00 0.44 0.03 0.09 88.62 10:30:16 3 10.55 0.00 0.41 0.02 0.07 88.94 10:40:01 all 14.04 0.00 0.58 0.03 0.08 85.27 10:40:01 0 14.54 0.00 0.55 0.07 0.07 84.77 10:40:01 1 13.69 0.00 0.70 0.02 0.08 85.51 10:40:01 2 13.85 0.00 0.59 0.03 0.08 85.45 10:40:01 3 14.08 0.00 0.50 0.01 0.07 85.34 10:50:16 all 8.46 0.00 0.37 0.02 0.07 91.08 10:50:16 0 8.66 0.00 0.29 0.03 0.06 90.97 10:50:16 1 8.29 0.00 0.36 0.00 0.07 91.27 10:50:16 2 8.60 0.00 0.47 0.06 0.07 90.80 10:50:16 3 8.28 0.00 0.36 0.00 0.07 91.28 11:00:16 all 9.48 0.00 0.45 0.03 0.08 89.97 11:00:16 0 9.10 0.00 0.45 0.02 0.08 90.35 11:00:16 1 9.62 0.00 0.48 0.05 0.08 89.76 11:00:16 2 9.33 0.00 0.47 0.02 0.08 90.10 11:00:16 3 9.87 0.00 0.39 0.01 0.08 89.67 Average: CPU %user %nice %system %iowait %steal %idle Average: all 20.47 0.00 0.79 0.06 0.08 78.60 Average: 0 20.27 0.00 0.79 0.06 0.08 78.80 Average: 1 20.67 0.00 0.80 0.06 0.09 78.38 Average: 2 20.48 0.00 0.83 0.07 0.09 78.54 Average: 3 20.45 0.00 0.74 0.05 0.08 78.67