---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-26087 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 61G 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 11052 3 4243 14953 Swap: 1023 0 1023 ---> 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:c8:1a:90 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.167/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79438sec preferred_lft 79438sec inet6 fe80::f816:3eff:fec8:1a90/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:24:58:98:18:4a 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-26087) 03/03/26 _x86_64_ (4 CPU) 18:47:28 LINUX RESTART (4 CPU) 18:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:00:08 144.16 4.70 119.59 19.87 262.58 38269.12 225308.27 19:10:08 17.17 2.43 14.07 0.67 52.51 2291.71 1842.87 19:20:08 12.49 1.08 10.85 0.56 14.36 2295.92 2122.06 19:30:08 7.74 0.01 7.30 0.43 0.51 262.65 1749.30 19:40:07 21.51 1.89 18.70 0.92 96.33 839.61 1510.46 19:50:07 9.87 0.01 9.44 0.41 0.56 292.36 570.74 20:00:43 4.87 0.00 4.67 0.19 0.48 136.32 118.29 20:10:38 7.62 0.01 7.27 0.34 1.43 253.20 120.85 20:20:38 6.43 0.01 6.24 0.18 0.48 176.18 369.42 20:30:37 6.90 0.01 6.62 0.27 0.31 437.76 50.30 20:40:37 7.49 0.04 7.11 0.34 1.20 283.81 97.50 Average: 22.46 0.93 19.32 2.21 39.27 4166.66 21433.39 18:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:00:08 1201344 7889032 8033660 49.07 261168 6243852 10041492 57.64 2096636 12325000 4620 19:10:08 8497576 11512076 4421004 27.00 258636 2741972 5185400 29.76 2019772 5266528 2072 19:20:08 4233232 7267996 8665072 52.92 260764 2760004 9341448 53.62 2058148 9498696 540 19:30:08 6753584 9810200 6125232 37.41 262028 2780572 6902696 39.62 2065296 6991836 324 19:40:07 10367004 13607232 2330568 14.23 268624 2957648 3076400 17.66 2096952 3362604 328 19:50:07 8211592 11494508 4441852 27.13 270160 2998804 5190964 29.80 2100060 5499368 364 20:00:43 8163632 11467256 4468936 27.29 271088 3018584 5132392 29.46 2101704 5534412 272 20:10:38 6791756 10135360 5800296 35.43 272312 3057336 6602636 37.90 2106912 6898768 296 20:20:38 8193460 11561488 4374912 26.72 273124 3080948 5128820 29.44 2109284 5512772 360 20:30:37 7887188 11356672 4579616 27.97 276376 3175284 5279620 30.30 2138160 5784752 64 20:40:37 7165848 10686500 5249424 32.06 277216 3225564 5915108 33.95 2157184 6483844 584 Average: 7042383 10617120 5317325 32.48 268318 3276415 6163361 35.38 2095464 6650780 893 18:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:00:08 lo 16.43 16.43 13.03 13.03 0.00 0.00 0.00 0.00 19:00:08 ens3 104.39 81.00 1804.16 9.25 0.00 0.00 0.00 0.00 19:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:08 lo 24.57 24.57 12.36 12.36 0.00 0.00 0.00 0.00 19:10:08 ens3 1.11 0.94 0.25 0.21 0.00 0.00 0.00 0.00 19:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:08 lo 33.96 33.96 14.46 14.46 0.00 0.00 0.00 0.00 19:20:08 ens3 0.91 0.74 0.21 0.17 0.00 0.00 0.00 0.00 19:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:08 lo 10.65 10.65 6.34 6.34 0.00 0.00 0.00 0.00 19:30:08 ens3 0.68 0.41 0.21 0.14 0.00 0.00 0.00 0.00 19:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:07 lo 13.75 13.75 6.82 6.82 0.00 0.00 0.00 0.00 19:40:07 ens3 1.16 0.88 0.29 0.22 0.00 0.00 0.00 0.00 19:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:07 lo 18.97 18.97 9.98 9.98 0.00 0.00 0.00 0.00 19:50:07 ens3 1.07 0.70 0.27 0.19 0.00 0.00 0.00 0.00 19:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:43 lo 28.25 28.25 10.19 10.19 0.00 0.00 0.00 0.00 20:00:43 ens3 0.79 0.46 0.22 0.15 0.00 0.00 0.00 0.00 20:00:43 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:38 lo 19.21 19.21 10.96 10.96 0.00 0.00 0.00 0.00 20:10:38 ens3 0.95 0.72 0.27 0.21 0.00 0.00 0.00 0.00 20:10:38 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:38 lo 17.95 17.95 10.13 10.13 0.00 0.00 0.00 0.00 20:20:38 ens3 0.69 0.48 0.13 0.10 0.00 0.00 0.00 0.00 20:20:38 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:37 lo 8.64 8.64 4.70 4.70 0.00 0.00 0.00 0.00 20:30:37 ens3 1.05 0.89 0.27 1.63 0.00 0.00 0.00 0.00 20:30:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:37 lo 24.41 24.41 10.36 10.36 0.00 0.00 0.00 0.00 20:40:37 ens3 0.82 0.67 0.19 0.15 0.00 0.00 0.00 0.00 20:40:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.75 19.75 9.94 9.94 0.00 0.00 0.00 0.00 Average: ens3 10.41 8.05 165.64 1.14 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-26087) 03/03/26 _x86_64_ (4 CPU) 18:47:28 LINUX RESTART (4 CPU) 18:50:00 CPU %user %nice %system %iowait %steal %idle 19:00:08 all 60.51 0.00 3.05 3.49 0.15 32.80 19:00:08 0 60.62 0.00 3.03 2.79 0.17 33.39 19:00:08 1 60.03 0.00 2.91 4.06 0.14 32.87 19:00:08 2 59.93 0.00 3.17 3.85 0.15 32.90 19:00:08 3 61.45 0.00 3.10 3.27 0.14 32.04 19:10:08 all 28.99 0.00 1.30 0.12 0.14 69.44 19:10:08 0 28.93 0.00 1.44 0.07 0.15 69.40 19:10:08 1 29.63 0.00 1.09 0.07 0.14 69.07 19:10:08 2 28.42 0.00 1.45 0.08 0.14 69.92 19:10:08 3 28.99 0.00 1.23 0.26 0.14 69.38 19:20:08 all 22.73 0.00 0.99 0.07 0.13 76.08 19:20:08 0 22.71 0.00 0.96 0.05 0.14 76.15 19:20:08 1 22.85 0.00 0.99 0.05 0.12 75.98 19:20:08 2 22.79 0.00 0.90 0.09 0.14 76.09 19:20:08 3 22.56 0.00 1.09 0.10 0.13 76.12 19:30:08 all 16.31 0.00 0.76 0.04 0.11 82.78 19:30:08 0 16.16 0.00 0.65 0.05 0.12 83.02 19:30:08 1 16.49 0.00 0.72 0.07 0.12 82.60 19:30:08 2 16.71 0.00 0.79 0.02 0.11 82.37 19:30:08 3 15.88 0.00 0.86 0.01 0.11 83.13 19:40:07 all 28.12 0.00 1.01 0.09 0.11 70.66 19:40:07 0 28.46 0.00 1.09 0.15 0.11 70.19 19:40:07 1 27.19 0.00 1.04 0.05 0.12 71.60 19:40:07 2 28.85 0.00 0.97 0.08 0.12 69.97 19:40:07 3 27.96 0.00 0.94 0.11 0.11 70.89 19:50:07 all 17.61 0.00 0.71 0.05 0.11 81.52 19:50:07 0 17.93 0.00 0.68 0.05 0.11 81.24 19:50:07 1 17.48 0.00 0.72 0.06 0.11 81.63 19:50:07 2 17.18 0.00 0.71 0.04 0.11 81.95 19:50:07 3 17.85 0.00 0.74 0.06 0.11 81.24 20:00:43 all 7.88 0.00 0.48 0.03 0.10 91.50 20:00:43 0 7.59 0.00 0.47 0.04 0.10 91.81 20:00:43 1 8.04 0.00 0.57 0.01 0.11 91.27 20:00:43 2 7.91 0.00 0.44 0.03 0.11 91.50 20:00:43 3 8.00 0.00 0.44 0.02 0.10 91.44 20:10:38 all 16.54 0.00 0.71 0.05 0.12 82.58 20:10:38 0 17.03 0.00 0.76 0.05 0.12 82.04 20:10:38 1 16.33 0.00 0.73 0.02 0.12 82.79 20:10:38 2 15.86 0.00 0.67 0.02 0.12 83.33 20:10:38 3 16.95 0.00 0.68 0.11 0.10 82.16 20:20:38 all 8.57 0.00 0.50 0.05 0.11 90.77 20:20:38 0 8.32 0.00 0.55 0.06 0.11 90.95 20:20:38 1 8.75 0.00 0.48 0.03 0.11 90.63 20:20:38 2 8.68 0.00 0.53 0.08 0.11 90.61 20:20:38 3 8.52 0.00 0.45 0.01 0.11 90.91 20:30:37 all 7.16 0.00 0.34 0.07 0.09 92.33 20:30:37 0 7.68 0.00 0.40 0.16 0.10 91.66 20:30:37 1 7.16 0.00 0.34 0.08 0.10 92.32 20:30:37 2 6.96 0.00 0.28 0.05 0.10 92.62 20:30:37 3 6.83 0.00 0.34 0.01 0.09 92.73 20:40:37 all 15.24 0.00 0.63 0.06 0.11 83.96 20:40:37 0 15.36 0.00 0.71 0.09 0.10 83.75 20:40:37 1 15.21 0.00 0.60 0.02 0.12 84.05 20:40:37 2 14.99 0.00 0.57 0.02 0.11 84.32 20:40:37 3 15.39 0.00 0.66 0.11 0.10 83.74 Average: CPU %user %nice %system %iowait %steal %idle Average: all 20.85 0.00 0.95 0.38 0.12 77.71 Average: 0 20.95 0.00 0.98 0.32 0.12 77.63 Average: 1 20.80 0.00 0.93 0.41 0.12 77.74 Average: 2 20.72 0.00 0.95 0.40 0.12 77.81 Average: 3 20.92 0.00 0.96 0.37 0.11 77.64