---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-19348 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 721 11308 4 3958 14924 Swap: 1023 14 1009 ---> 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:8c:57:7a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.56/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79665sec preferred_lft 79665sec inet6 fe80::f816:3eff:fe8c:577a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:d4:64:6b:b0:2c 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 ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-4c-16g-19348) 02/20/26 _x86_64_ (4 CPU) 13:09:55 LINUX RESTART (4 CPU) 13:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:05 154.34 12.33 124.37 17.64 1899.96 42832.75 247198.86 13:30:00 83.58 30.13 50.23 3.22 409.74 5516.53 3533.54 13:40:05 12.89 1.44 10.87 0.58 31.79 328.55 1151.60 13:50:05 8.52 0.29 7.76 0.46 13.59 274.97 1096.09 14:00:01 20.86 0.06 19.82 0.98 1.85 847.57 1475.16 14:10:02 7.20 0.21 6.68 0.31 2.44 202.05 179.50 14:20:02 4.87 0.06 4.64 0.17 2.12 137.56 57.57 14:30:03 18.05 12.14 5.72 0.20 149.90 174.57 168.29 14:40:03 4.66 0.01 4.45 0.19 0.36 146.87 125.94 14:50:04 12.06 0.22 11.33 0.51 5.21 671.70 240.85 15:00:04 5.49 0.04 5.28 0.17 1.20 175.68 153.26 Average: 30.26 5.16 22.86 2.23 229.76 4685.47 23360.46 13:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:05 4427280 14868196 1059008 6.47 235328 10003324 1799544 10.33 2033008 9175820 9256 13:30:00 1127532 3823964 12111104 73.97 259696 2474688 13317176 76.44 1966400 12754072 332 13:40:05 11135088 13867308 2074104 12.67 261136 2508972 3065732 17.60 1987844 2760276 11460 13:50:05 11369484 14199152 1742872 10.64 265268 2602192 2750156 15.79 2010120 2501392 79704 14:00:01 10133516 13040540 2901056 17.72 268136 2676788 3625868 20.81 2034604 3711820 344 14:10:02 8517444 11451140 4489492 27.42 268816 2702784 5161492 29.63 2036804 5317388 300 14:20:02 8450840 11402944 4537648 27.71 269368 2720640 5201660 29.86 2038376 5379316 188 14:30:03 6748828 9773908 6165668 37.66 276424 2780872 6861824 39.39 2083264 7026548 436 14:40:03 6697364 9744088 6195464 37.84 277272 2801640 6913928 39.69 2086736 7075564 644 14:50:04 8099848 11294456 4646196 28.38 281376 2940212 5286028 30.34 2103476 5657368 456 15:00:04 7375928 10597728 5342440 32.63 281752 2966928 5962428 34.22 2114964 6362132 796 Average: 7643923 11278493 4660459 28.46 267688 3379913 5449621 31.28 2045054 6156518 9447 13:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:05 lo 2.81 2.81 2.23 2.23 0.00 0.00 0.00 0.00 13:20:05 ens3 180.03 135.64 2131.05 17.91 0.00 0.00 0.00 0.00 13:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:00 lo 37.67 37.67 23.39 23.39 0.00 0.00 0.00 0.00 13:30:00 ens3 2.36 2.14 0.70 0.60 0.00 0.00 0.00 0.00 13:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:05 lo 37.39 37.39 14.75 14.75 0.00 0.00 0.00 0.00 13:40:05 ens3 1.29 1.29 0.25 1.08 0.00 0.00 0.00 0.00 13:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:05 lo 11.68 11.68 6.93 6.93 0.00 0.00 0.00 0.00 13:50:05 ens3 0.71 0.45 0.17 0.13 0.00 0.00 0.00 0.00 13:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:01 lo 13.22 13.22 7.73 7.73 0.00 0.00 0.00 0.00 14:00:01 ens3 1.10 0.83 0.27 0.21 0.00 0.00 0.00 0.00 14:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:02 lo 14.95 14.95 7.10 7.10 0.00 0.00 0.00 0.00 14:10:02 ens3 0.94 0.61 0.29 0.21 0.00 0.00 0.00 0.00 14:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:02 lo 23.29 23.29 8.96 8.96 0.00 0.00 0.00 0.00 14:20:02 ens3 0.65 0.47 0.13 0.10 0.00 0.00 0.00 0.00 14:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:03 lo 25.69 25.69 11.38 11.38 0.00 0.00 0.00 0.00 14:30:03 ens3 0.65 0.47 0.13 0.09 0.00 0.00 0.00 0.00 14:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:03 lo 17.81 17.81 10.51 10.51 0.00 0.00 0.00 0.00 14:40:03 ens3 0.75 0.53 0.19 0.14 0.00 0.00 0.00 0.00 14:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:04 lo 17.98 17.98 10.08 10.08 0.00 0.00 0.00 0.00 14:50:04 ens3 0.94 0.83 0.25 0.21 0.00 0.00 0.00 0.00 14:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:04 lo 22.88 22.88 9.05 9.05 0.00 0.00 0.00 0.00 15:00:04 ens3 0.67 0.48 0.15 0.11 0.00 0.00 0.00 0.00 15:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.48 20.48 10.18 10.18 0.00 0.00 0.00 0.00 Average: ens3 17.39 13.15 195.23 1.90 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-16g-19348) 02/20/26 _x86_64_ (4 CPU) 13:09:55 LINUX RESTART (4 CPU) 13:10:00 CPU %user %nice %system %iowait %steal %idle 13:20:05 all 36.39 0.00 2.33 0.84 0.07 60.37 13:20:05 0 38.47 0.00 2.34 0.52 0.08 58.59 13:20:05 1 36.83 0.00 2.49 0.85 0.07 59.75 13:20:05 2 36.58 0.00 2.56 0.98 0.07 59.82 13:20:05 3 33.68 0.00 1.92 1.02 0.08 63.31 13:30:00 all 63.17 0.00 2.26 0.15 0.10 34.31 13:30:00 0 61.95 0.00 2.32 0.15 0.10 35.48 13:30:00 1 63.78 0.00 2.28 0.09 0.10 33.75 13:30:00 2 63.79 0.00 2.16 0.19 0.11 33.75 13:30:00 3 63.16 0.00 2.28 0.17 0.11 34.28 13:40:05 all 23.56 0.00 1.09 0.05 0.11 75.20 13:40:05 0 23.47 0.00 1.15 0.02 0.11 75.25 13:40:05 1 23.43 0.00 1.19 0.04 0.11 75.23 13:40:05 2 24.27 0.00 1.01 0.05 0.11 74.56 13:40:05 3 23.07 0.00 1.00 0.08 0.10 75.75 13:50:05 all 15.53 0.00 0.56 0.04 0.09 83.79 13:50:05 0 14.97 0.00 0.62 0.02 0.09 84.29 13:50:05 1 15.60 0.00 0.46 0.04 0.09 83.82 13:50:05 2 15.90 0.00 0.54 0.03 0.09 83.43 13:50:05 3 15.63 0.00 0.60 0.05 0.09 83.63 14:00:01 all 29.32 0.00 0.99 0.06 0.09 69.54 14:00:01 0 28.79 0.00 0.90 0.05 0.09 70.17 14:00:01 1 29.38 0.00 1.08 0.07 0.09 69.38 14:00:01 2 30.32 0.00 1.00 0.04 0.09 68.55 14:00:01 3 28.77 0.00 1.00 0.07 0.09 70.08 14:10:02 all 13.49 0.00 0.55 0.02 0.09 85.85 14:10:02 0 13.37 0.00 0.50 0.01 0.09 86.03 14:10:02 1 13.74 0.00 0.57 0.04 0.09 85.56 14:10:02 2 13.90 0.00 0.60 0.02 0.10 85.38 14:10:02 3 12.95 0.00 0.52 0.03 0.08 86.43 14:20:02 all 8.12 0.00 0.42 0.02 0.09 91.36 14:20:02 0 7.95 0.00 0.38 0.02 0.09 91.56 14:20:02 1 8.05 0.00 0.51 0.02 0.09 91.33 14:20:02 2 8.18 0.00 0.41 0.01 0.08 91.32 14:20:02 3 8.28 0.00 0.38 0.04 0.08 91.23 14:30:03 all 10.04 0.08 0.44 0.08 0.09 89.27 14:30:03 0 9.88 0.10 0.51 0.09 0.09 89.35 14:30:03 1 10.33 0.21 0.44 0.19 0.09 88.75 14:30:03 2 9.74 0.01 0.44 0.05 0.09 89.67 14:30:03 3 10.20 0.00 0.39 0.00 0.09 89.31 14:40:03 all 9.75 0.00 0.53 0.02 0.09 89.61 14:40:03 0 9.67 0.00 0.59 0.05 0.09 89.61 14:40:03 1 10.04 0.00 0.54 0.02 0.09 89.31 14:40:03 2 9.36 0.00 0.55 0.01 0.09 89.99 14:40:03 3 9.93 0.00 0.45 0.01 0.08 89.52 14:50:04 all 19.33 0.00 0.71 0.04 0.09 79.83 14:50:04 0 18.96 0.00 0.59 0.01 0.09 80.36 14:50:04 1 19.76 0.00 0.77 0.03 0.09 79.34 14:50:04 2 19.13 0.00 0.76 0.02 0.09 80.00 14:50:04 3 19.46 0.00 0.70 0.12 0.09 79.62 15:00:04 all 9.12 0.00 0.36 0.02 0.09 90.41 15:00:04 0 8.89 0.00 0.34 0.04 0.10 90.63 15:00:04 1 9.51 0.00 0.42 0.03 0.09 89.94 15:00:04 2 8.85 0.00 0.32 0.01 0.09 90.74 15:00:04 3 9.21 0.00 0.35 0.02 0.08 90.34 Average: CPU %user %nice %system %iowait %steal %idle Average: all 21.58 0.01 0.93 0.12 0.09 77.26 Average: 0 21.47 0.01 0.93 0.09 0.09 77.41 Average: 1 21.83 0.02 0.98 0.13 0.09 76.96 Average: 2 21.78 0.00 0.94 0.13 0.09 77.06 Average: 3 21.26 0.00 0.87 0.15 0.09 77.63