---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-23650 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: 5600.00 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 693 12259 3 3036 14953 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:f8:32:84 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.76/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78996sec preferred_lft 78996sec inet6 fe80::f816:3eff:fef8:3284/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:98:51:62:db:ac 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::2c98:51ff:fe62:dbac/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-23650) 06/04/26 _x86_64_ (4 CPU) 08:08:43 LINUX RESTART (4 CPU) 08:10:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:20:17 133.08 8.68 117.65 6.75 801.04 39458.29 11605.25 08:30:01 54.86 20.07 33.05 1.73 1040.58 2079.77 1026.50 08:40:21 26.43 0.91 9.81 15.71 31.58 262.20 204012.12 08:50:03 13.03 5.07 7.54 0.41 76.65 246.25 1150.21 09:00:01 13.40 0.38 12.42 0.60 9.73 620.17 807.15 09:10:21 13.06 0.33 12.21 0.51 11.41 397.69 400.54 09:20:21 5.25 0.27 4.87 0.11 9.76 132.85 220.07 09:30:01 8.33 0.19 7.78 0.35 6.04 260.66 146.40 09:40:21 8.76 2.87 5.69 0.20 79.31 166.69 67.60 09:50:20 4.50 0.01 4.37 0.11 0.53 144.64 53.70 10:00:01 10.89 0.05 10.46 0.38 6.82 604.49 128.14 10:10:21 4.73 0.03 4.56 0.14 0.77 165.55 69.95 Average: 24.65 3.19 19.17 2.29 170.75 3715.31 18872.67 08:10:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:20:17 160756 8663620 7254872 44.31 262100 8008704 9422660 54.09 2218000 13194228 2684 08:30:01 6562740 8307672 7632408 46.62 260348 1601308 9077600 52.11 1064904 8304576 4472 08:40:21 9364300 11144784 4796696 29.30 264020 1633036 5585860 32.06 1092412 5472088 192 08:50:03 7937844 9734380 6208764 37.92 264988 1648164 7038080 40.40 1110152 6884700 276 09:00:01 11777504 13694708 2250784 13.75 270616 1760860 3075904 17.66 1162560 3006572 524 09:10:21 9506172 11486124 4458256 27.23 272976 1821132 5281796 30.32 1171784 5269052 328 09:20:21 9278232 11274588 4669540 28.52 273400 1837136 5323756 30.56 1175652 5484144 144 09:30:01 7992096 10025712 5917680 36.14 274184 1873604 6769144 38.85 1180360 6758512 304 09:40:21 7867852 9925296 6017916 36.75 274780 1896700 6853960 39.34 1207620 6874460 176 09:50:20 9904748 11985388 3959408 24.18 275148 1919548 5031272 28.88 1209844 4843772 220 10:00:01 9048508 11268692 4675116 28.55 279480 2048644 5264384 30.22 1224884 5668272 104 10:10:21 8244280 10493356 5449992 33.29 280124 2076880 6028204 34.60 1236140 6435688 56 Average: 8137086 10667027 5274286 32.21 271014 2343810 6229385 35.76 1254526 6516339 790 08:10:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:20:17 lo 4.43 4.43 4.94 4.94 0.00 0.00 0.00 0.00 08:20:17 ens3 136.64 102.41 1969.90 11.22 0.00 0.00 0.00 0.00 08:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 39.95 39.95 24.55 24.55 0.00 0.00 0.00 0.00 08:30:01 ens3 2.06 1.84 0.49 0.42 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:21 lo 38.22 38.22 15.03 15.03 0.00 0.00 0.00 0.00 08:40:21 ens3 1.10 1.00 0.24 0.20 0.00 0.00 0.00 0.00 08:40:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:03 lo 9.99 9.99 6.26 6.26 0.00 0.00 0.00 0.00 08:50:03 ens3 1.14 1.33 0.17 1.20 0.00 0.00 0.00 0.00 08:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 8.97 8.97 4.48 4.48 0.00 0.00 0.00 0.00 09:00:01 ens3 0.77 0.68 0.22 0.19 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:21 lo 9.67 9.67 5.36 5.36 0.00 0.00 0.00 0.00 09:10:21 ens3 0.66 0.54 0.17 0.12 0.00 0.00 0.00 0.00 09:10:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:21 lo 20.33 20.33 9.58 9.58 0.00 0.00 0.00 0.00 09:20:21 ens3 0.66 0.70 0.14 0.12 0.00 0.00 0.00 0.00 09:20:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 lo 27.90 27.90 10.97 10.97 0.00 0.00 0.00 0.00 09:30:01 ens3 0.54 0.46 0.11 0.08 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:21 lo 20.80 20.80 10.59 10.59 0.00 0.00 0.00 0.00 09:40:21 ens3 5.82 3.65 3.68 2.49 0.00 0.00 0.00 0.00 09:40:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:20 lo 11.12 11.12 5.91 5.91 0.00 0.00 0.00 0.00 09:50:20 ens3 0.47 0.36 0.10 0.07 0.00 0.00 0.00 0.00 09:50:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:01 lo 18.72 18.72 10.37 10.37 0.00 0.00 0.00 0.00 10:00:01 ens3 1.02 0.93 0.31 0.25 0.00 0.00 0.00 0.00 10:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:21 lo 28.52 28.52 10.87 10.87 0.00 0.00 0.00 0.00 10:10:21 ens3 0.67 0.50 0.16 0.12 0.00 0.00 0.00 0.00 10:10:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.90 19.90 9.89 9.89 0.00 0.00 0.00 0.00 Average: ens3 12.67 9.56 165.10 1.38 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-23650) 06/04/26 _x86_64_ (4 CPU) 08:08:43 LINUX RESTART (4 CPU) 08:10:14 CPU %user %nice %system %iowait %steal %idle 08:20:17 all 51.10 0.00 2.77 2.40 0.10 43.63 08:20:17 0 52.40 0.00 3.02 3.12 0.10 41.37 08:20:17 1 52.94 0.00 2.67 2.61 0.11 41.67 08:20:17 2 49.56 0.00 2.56 1.52 0.10 46.26 08:20:17 3 49.49 0.00 2.82 2.34 0.10 45.25 08:30:01 all 61.27 0.00 2.32 0.21 0.14 36.07 08:30:01 0 61.68 0.00 2.24 0.13 0.14 35.81 08:30:01 1 61.55 0.00 2.24 0.19 0.14 35.89 08:30:01 2 61.93 0.00 2.24 0.44 0.14 35.25 08:30:01 3 59.91 0.00 2.55 0.09 0.13 37.32 08:40:21 all 21.80 0.00 1.03 1.84 0.11 75.22 08:40:21 0 22.19 0.00 1.02 0.92 0.10 75.76 08:40:21 1 21.96 0.00 1.00 1.16 0.11 75.77 08:40:21 2 21.57 0.00 1.04 3.80 0.10 73.49 08:40:21 3 21.49 0.00 1.06 1.48 0.12 75.85 08:50:03 all 17.72 0.00 0.68 0.09 0.08 81.43 08:50:03 0 16.69 0.00 0.67 0.05 0.07 82.51 08:50:03 1 18.74 0.00 0.83 0.07 0.08 80.28 08:50:03 2 18.21 0.00 0.60 0.14 0.08 80.97 08:50:03 3 17.23 0.00 0.63 0.11 0.08 81.95 09:00:01 all 19.54 0.00 0.77 0.12 0.08 79.49 09:00:01 0 19.55 0.00 0.82 0.11 0.08 79.44 09:00:01 1 19.53 0.00 0.74 0.06 0.08 79.58 09:00:01 2 19.94 0.00 0.80 0.24 0.09 78.93 09:00:01 3 19.12 0.00 0.74 0.07 0.08 80.00 09:10:21 all 21.36 0.00 0.70 0.23 0.08 77.64 09:10:21 0 21.68 0.00 0.67 0.10 0.08 77.47 09:10:21 1 21.91 0.00 0.65 0.16 0.08 77.20 09:10:21 2 21.66 0.00 0.73 0.37 0.09 77.15 09:10:21 3 20.18 0.00 0.74 0.28 0.09 78.72 09:20:21 all 9.34 0.00 0.42 0.53 0.07 89.64 09:20:21 0 9.26 0.00 0.43 0.15 0.07 90.09 09:20:21 1 9.81 0.00 0.41 0.36 0.07 89.35 09:20:21 2 9.27 0.00 0.43 0.62 0.07 89.60 09:20:21 3 9.01 0.00 0.42 1.00 0.07 89.50 09:30:01 all 16.03 0.00 0.61 0.03 0.08 83.25 09:30:01 0 15.85 0.00 0.59 0.01 0.08 83.47 09:30:01 1 16.11 0.00 0.62 0.06 0.08 83.13 09:30:01 2 15.93 0.00 0.59 0.01 0.08 83.39 09:30:01 3 16.22 0.00 0.62 0.05 0.07 83.04 09:40:21 all 10.65 0.00 0.44 0.05 0.07 88.79 09:40:21 0 10.53 0.00 0.39 0.04 0.06 88.98 09:40:21 1 10.68 0.00 0.41 0.04 0.08 88.78 09:40:21 2 10.78 0.00 0.43 0.02 0.07 88.69 09:40:21 3 10.62 0.00 0.51 0.08 0.08 88.70 09:50:20 all 6.13 0.00 0.42 0.13 0.06 93.26 09:50:20 0 6.10 0.00 0.46 0.09 0.06 93.30 09:50:20 1 6.30 0.00 0.44 0.10 0.06 93.09 09:50:20 2 6.04 0.00 0.46 0.15 0.06 93.27 09:50:20 3 6.06 0.00 0.33 0.17 0.05 93.39 10:00:01 all 17.91 0.00 0.73 1.13 0.08 80.15 10:00:01 0 17.66 0.00 0.77 2.36 0.08 79.13 10:00:01 1 17.56 0.00 0.63 1.44 0.09 80.29 10:00:01 2 17.87 0.00 0.81 0.44 0.08 80.80 10:00:01 3 18.55 0.00 0.69 0.30 0.07 80.39 10:00:01 CPU %user %nice %system %iowait %steal %idle 10:10:21 all 10.78 0.00 0.58 0.88 0.07 87.69 10:10:21 0 10.38 0.00 0.50 2.25 0.07 86.79 10:10:21 1 11.03 0.00 0.62 0.59 0.08 87.68 10:10:21 2 10.53 0.00 0.64 0.23 0.07 88.52 10:10:21 3 11.18 0.00 0.53 0.44 0.07 87.78 Average: all 21.87 0.00 0.95 0.64 0.09 76.45 Average: 0 21.91 0.00 0.96 0.78 0.08 76.27 Average: 1 22.24 0.00 0.94 0.57 0.09 76.16 Average: 2 21.84 0.00 0.94 0.68 0.09 76.45 Average: 3 21.49 0.00 0.97 0.54 0.08 76.92