---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-15232 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 666 12364 3 2958 14980 Swap: 1023 62 961 ---> 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:60:18:dc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.156/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79642sec preferred_lft 79642sec inet6 fe80::f816:3eff:fe60:18dc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:63:be:c5:cd:c8 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::1063:beff:fec5:cdc8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-15232) 05/14/26 _x86_64_ (4 CPU) 15:46:46 LINUX RESTART (4 CPU) 15:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:15 99.63 4.57 91.36 3.69 499.86 32429.94 10440.03 16:10:13 69.57 18.77 33.63 17.17 918.11 2128.43 215086.54 16:20:07 12.74 0.53 11.49 0.72 27.06 346.46 1358.12 16:30:06 17.56 6.11 10.95 0.50 69.04 584.04 584.71 16:40:07 17.59 1.24 15.64 0.71 31.92 499.14 344.52 16:50:07 7.21 0.23 6.67 0.31 9.80 212.75 159.57 17:00:07 5.79 0.36 5.21 0.21 11.36 160.62 84.01 17:10:07 6.24 0.28 5.77 0.20 6.63 167.10 60.06 17:20:15 2.40 0.15 2.24 0.00 4.56 34.70 0.01 17:30:15 12.65 0.53 11.49 0.62 12.45 681.41 232.83 Average: 25.28 3.27 19.60 2.41 159.47 3795.72 22697.26 15:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:15 2308248 7118548 8808260 53.80 257816 4422464 11158364 64.05 2067504 11300472 2296 16:10:13 9449668 11117192 4826760 29.48 261536 1530732 6100724 35.02 1077584 5434572 1124 16:20:07 3390332 5091556 10850036 66.27 263648 1562008 12498156 71.74 1093800 11434196 132 16:30:06 9807776 11625640 4320036 26.39 268108 1673496 5192584 29.81 1152268 4999564 168 16:40:07 9701092 11597836 4347780 26.55 271184 1749292 5218164 29.95 1168280 5093220 460 16:50:07 9634048 11562924 4382856 26.77 272216 1780408 5252956 30.15 1173560 5153592 268 17:00:07 8106108 10058472 5886264 35.95 272764 1803324 6755036 38.77 1178752 6674040 212 17:10:07 8123304 10098776 5845908 35.70 273444 1825708 6722992 38.59 1184248 6651072 372 17:20:15 7925008 9902112 6042496 36.91 273644 1827132 6875516 39.47 1185916 6833900 68 17:30:15 9227464 11359804 4585756 28.01 277980 1973264 5317200 30.52 1205752 5524368 156 Average: 7767305 9953286 5989615 36.58 269234 2014783 7109169 40.81 1248766 6909900 526 15:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:15 lo 5.61 5.61 6.88 6.88 0.00 0.00 0.00 0.00 16:00:15 ens3 71.98 54.42 1053.29 6.09 0.00 0.00 0.00 0.00 16:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:13 lo 41.98 41.98 23.95 23.95 0.00 0.00 0.00 0.00 16:10:13 ens3 1.97 1.73 0.43 0.37 0.00 0.00 0.00 0.00 16:10:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:07 lo 40.18 40.18 17.43 17.43 0.00 0.00 0.00 0.00 16:20:07 ens3 1.22 1.11 0.24 0.20 0.00 0.00 0.00 0.00 16:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:06 lo 13.12 13.12 5.98 5.98 0.00 0.00 0.00 0.00 16:30:06 ens3 1.16 1.00 0.26 0.88 0.00 0.00 0.00 0.00 16:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:07 lo 16.40 16.40 8.22 8.22 0.00 0.00 0.00 0.00 16:40:07 ens3 1.15 1.14 0.22 0.58 0.00 0.00 0.00 0.00 16:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:07 lo 17.96 17.96 8.96 8.96 0.00 0.00 0.00 0.00 16:50:07 ens3 0.72 0.56 0.14 0.11 0.00 0.00 0.00 0.00 16:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:07 lo 27.94 27.94 11.18 11.18 0.00 0.00 0.00 0.00 17:00:07 ens3 0.63 0.46 0.14 0.11 0.00 0.00 0.00 0.00 17:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:07 lo 19.97 19.97 10.70 10.70 0.00 0.00 0.00 0.00 17:10:07 ens3 0.68 0.52 0.14 0.11 0.00 0.00 0.00 0.00 17:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:15 lo 7.99 7.99 4.04 4.04 0.00 0.00 0.00 0.00 17:20:15 ens3 0.36 0.23 0.08 0.05 0.00 0.00 0.00 0.00 17:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:15 lo 17.69 17.69 9.80 9.80 0.00 0.00 0.00 0.00 17:30:15 ens3 0.96 0.80 0.24 0.20 0.00 0.00 0.00 0.00 17:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.80 20.80 10.68 10.68 0.00 0.00 0.00 0.00 Average: ens3 8.24 6.32 107.91 0.88 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-15232) 05/14/26 _x86_64_ (4 CPU) 15:46:46 LINUX RESTART (4 CPU) 15:50:00 CPU %user %nice %system %iowait %steal %idle 16:00:15 all 56.63 0.00 3.26 1.04 0.17 38.90 16:00:15 0 55.34 0.00 2.97 0.40 0.17 41.12 16:00:15 1 57.78 0.00 3.71 1.55 0.18 36.77 16:00:15 2 55.88 0.00 3.19 1.06 0.18 39.69 16:00:15 3 57.51 0.00 3.16 1.16 0.16 38.01 16:10:13 all 65.59 0.00 2.62 0.16 0.18 31.46 16:10:13 0 64.13 0.00 2.79 0.25 0.18 32.66 16:10:13 1 66.37 0.00 2.51 0.15 0.18 30.79 16:10:13 2 65.51 0.00 2.60 0.07 0.18 31.63 16:10:13 3 66.34 0.00 2.57 0.17 0.17 30.75 16:20:07 all 34.11 0.00 1.46 0.04 0.12 64.27 16:20:07 0 33.78 0.00 1.42 0.03 0.12 64.65 16:20:07 1 34.34 0.00 1.63 0.08 0.12 63.83 16:20:07 2 34.44 0.00 1.40 0.04 0.12 64.00 16:20:07 3 33.89 0.00 1.37 0.03 0.12 64.60 16:30:06 all 18.28 0.00 0.86 0.05 0.08 80.73 16:30:06 0 17.62 0.00 0.85 0.04 0.08 81.42 16:30:06 1 18.90 0.00 0.91 0.03 0.09 80.08 16:30:06 2 18.42 0.00 0.78 0.04 0.08 80.68 16:30:06 3 18.20 0.00 0.91 0.09 0.08 80.73 16:40:07 all 26.50 0.00 0.87 0.07 0.08 72.47 16:40:07 0 25.12 0.00 0.77 0.05 0.08 73.98 16:40:07 1 27.00 0.00 0.94 0.09 0.09 71.88 16:40:07 2 27.12 0.00 0.96 0.06 0.08 71.77 16:40:07 3 26.77 0.00 0.79 0.09 0.08 72.26 16:50:07 all 14.14 0.00 0.53 0.03 0.06 85.23 16:50:07 0 13.53 0.00 0.45 0.02 0.06 85.94 16:50:07 1 13.98 0.00 0.59 0.04 0.06 85.33 16:50:07 2 14.35 0.00 0.50 0.03 0.07 85.06 16:50:07 3 14.71 0.00 0.59 0.03 0.06 84.61 17:00:07 all 10.93 0.00 0.45 0.02 0.06 88.53 17:00:07 0 11.02 0.00 0.42 0.01 0.06 88.49 17:00:07 1 10.66 0.00 0.47 0.02 0.06 88.79 17:00:07 2 11.31 0.00 0.48 0.04 0.07 88.10 17:00:07 3 10.73 0.00 0.44 0.02 0.06 88.76 17:10:07 all 10.99 0.00 0.63 0.02 0.07 88.30 17:10:07 0 10.84 0.00 0.55 0.02 0.06 88.53 17:10:07 1 11.00 0.00 0.62 0.02 0.07 88.29 17:10:07 2 11.61 0.00 0.79 0.04 0.07 87.49 17:10:07 3 10.49 0.00 0.55 0.02 0.07 88.88 17:20:15 all 1.93 0.00 0.40 0.01 0.06 97.60 17:20:15 0 1.54 0.00 0.39 0.00 0.06 98.00 17:20:15 1 1.86 0.00 0.43 0.00 0.07 97.64 17:20:15 2 2.27 0.00 0.44 0.02 0.06 97.20 17:20:15 3 2.03 0.00 0.34 0.02 0.06 97.55 17:30:15 all 19.79 0.00 0.72 0.05 0.08 79.36 17:30:15 0 18.88 0.00 0.79 0.07 0.08 80.19 17:30:15 1 20.11 0.00 0.73 0.07 0.07 79.02 17:30:15 2 19.71 0.00 0.65 0.01 0.08 79.55 17:30:15 3 20.48 0.00 0.71 0.04 0.07 78.70 Average: all 25.87 0.00 1.18 0.15 0.10 72.70 Average: 0 25.17 0.00 1.14 0.09 0.09 73.51 Average: 1 26.18 0.00 1.26 0.21 0.10 72.26 Average: 2 26.04 0.00 1.18 0.14 0.10 72.53 Average: 3 26.11 0.00 1.15 0.17 0.09 72.49