---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-3048 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 703 11389 4 3896 14943 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:82:3f:03 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.121/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80543sec preferred_lft 80543sec inet6 fe80::f816:3eff:fe82:3f03/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:c5:74:50:3d:48 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::94c5:74ff:fe50:3d48/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-3048) 04/15/26 _x86_64_ (4 CPU) 14:55:46 LINUX RESTART (4 CPU) 15:00:25 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:10:31 108.86 24.17 80.02 4.67 588.07 26573.48 11300.61 15:20:25 23.74 4.05 18.67 1.01 86.54 514.06 2574.27 15:30:00 20.85 0.16 19.75 0.94 9.17 825.95 1646.73 15:40:25 7.66 0.07 7.32 0.27 2.92 212.29 584.48 15:50:25 4.83 0.02 4.65 0.17 0.69 125.99 49.68 16:00:25 20.29 0.06 4.55 15.68 2.67 128.09 211684.28 16:10:25 17.56 12.00 5.39 0.18 141.32 153.44 299.56 16:20:25 10.92 0.06 10.38 0.49 2.16 616.49 309.25 16:30:19 5.20 0.02 5.00 0.18 0.77 161.59 358.66 Average: 24.50 4.54 17.33 2.62 93.37 3288.31 25456.80 15:00:25 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:10:31 161116 3679576 12250416 74.82 270372 3214040 13377504 76.79 2194060 13412264 1980 15:20:25 4034684 6870588 9064616 55.36 272320 2589044 9796384 56.23 2166504 9620796 264 15:30:00 10626300 13589572 2351208 14.36 278084 2710612 3092756 17.75 2224456 3016188 228 15:40:25 8368836 11358660 4580556 27.98 279080 2736168 5362164 30.78 2227240 5264724 412 15:50:25 8421820 11426204 4513116 27.56 279724 2750084 5253500 30.16 2228724 5194212 192 16:00:25 6778380 9802716 6135616 37.47 280588 2769184 6855400 39.35 2236080 6839352 196 16:10:25 6815784 9911172 6026940 36.81 285620 2825016 6842004 39.27 2279152 6745040 140 16:20:25 8154588 11383984 4555076 27.82 289592 2948924 5282676 30.32 2295788 5389684 100 16:30:19 7178656 10431292 5507100 33.64 290236 2971444 6148228 35.29 2306216 6341516 68 Average: 6726685 9828196 6109405 37.31 280624 2834946 6890068 39.55 2239802 6869308 398 15:00:25 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:10:31 lo 16.48 16.48 14.87 14.87 0.00 0.00 0.00 0.00 15:10:31 ens3 44.22 33.31 696.83 3.49 0.00 0.00 0.00 0.00 15:10:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:25 lo 42.33 42.33 18.40 18.40 0.00 0.00 0.00 0.00 15:20:25 ens3 1.56 1.52 0.32 0.28 0.00 0.00 0.00 0.00 15:20:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:00 lo 23.44 23.44 9.80 9.80 0.00 0.00 0.00 0.00 15:30:00 ens3 1.22 1.03 0.32 0.30 0.00 0.00 0.00 0.00 15:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:25 lo 19.07 19.07 9.95 9.95 0.00 0.00 0.00 0.00 15:40:25 ens3 1.11 1.41 0.20 1.20 0.00 0.00 0.00 0.00 15:40:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:25 lo 26.81 26.81 9.63 9.63 0.00 0.00 0.00 0.00 15:50:25 ens3 0.59 0.48 0.14 0.10 0.00 0.00 0.00 0.00 15:50:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:25 lo 18.75 18.75 9.17 9.17 0.00 0.00 0.00 0.00 16:00:25 ens3 0.78 0.55 0.22 0.16 0.00 0.00 0.00 0.00 16:00:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:25 lo 14.26 14.26 8.95 8.95 0.00 0.00 0.00 0.00 16:10:25 ens3 0.60 0.46 0.12 0.09 0.00 0.00 0.00 0.00 16:10:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:25 lo 18.85 18.85 10.29 10.29 0.00 0.00 0.00 0.00 16:20:25 ens3 0.99 0.84 0.28 0.22 0.00 0.00 0.00 0.00 16:20:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:19 lo 32.40 32.40 12.62 12.62 0.00 0.00 0.00 0.00 16:30:19 ens3 0.65 0.57 0.14 0.11 0.00 0.00 0.00 0.00 16:30:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.54 23.54 11.52 11.52 0.00 0.00 0.00 0.00 Average: ens3 5.80 4.51 78.53 0.67 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-3048) 04/15/26 _x86_64_ (4 CPU) 14:55:46 LINUX RESTART (4 CPU) 15:00:25 CPU %user %nice %system %iowait %steal %idle 15:10:31 all 53.67 0.00 2.29 3.36 0.11 40.57 15:10:31 0 54.77 0.00 2.34 2.88 0.11 39.90 15:10:31 1 53.11 0.00 2.37 3.01 0.10 41.41 15:10:31 2 55.60 0.00 2.15 2.82 0.11 39.32 15:10:31 3 51.19 0.00 2.32 4.72 0.10 41.67 15:20:25 all 39.19 0.00 1.57 0.10 0.12 59.02 15:20:25 0 39.44 0.00 1.63 0.16 0.12 58.65 15:20:25 1 39.13 0.00 1.51 0.03 0.12 59.22 15:20:25 2 40.08 0.00 1.48 0.09 0.12 58.23 15:20:25 3 38.12 0.00 1.66 0.12 0.12 59.98 15:30:00 all 31.24 0.00 1.08 0.15 0.10 67.42 15:30:00 0 31.18 0.00 1.21 0.09 0.10 67.42 15:30:00 1 31.24 0.00 1.03 0.12 0.11 67.50 15:30:00 2 30.93 0.00 1.02 0.24 0.10 67.71 15:30:00 3 31.61 0.00 1.08 0.15 0.10 67.06 15:40:25 all 17.79 0.00 0.72 0.68 0.08 80.74 15:40:25 0 17.95 0.00 0.65 0.17 0.07 81.15 15:40:25 1 17.28 0.00 0.74 0.66 0.09 81.24 15:40:25 2 17.69 0.00 0.76 0.58 0.08 80.89 15:40:25 3 18.22 0.00 0.72 1.29 0.08 79.68 15:50:25 all 8.43 0.00 0.41 0.03 0.08 91.06 15:50:25 0 8.35 0.00 0.40 0.03 0.07 91.16 15:50:25 1 8.40 0.00 0.43 0.00 0.09 91.09 15:50:25 2 8.97 0.00 0.40 0.03 0.08 90.52 15:50:25 3 8.00 0.00 0.42 0.05 0.07 91.47 16:00:25 all 9.77 0.00 0.47 0.04 0.08 89.64 16:00:25 0 9.87 0.00 0.47 0.04 0.08 89.55 16:00:25 1 9.40 0.00 0.43 0.10 0.08 89.99 16:00:25 2 10.09 0.00 0.55 0.02 0.08 89.26 16:00:25 3 9.71 0.00 0.46 0.01 0.07 89.75 16:10:25 all 9.43 0.07 0.45 0.08 0.08 89.88 16:10:25 0 9.07 0.06 0.43 0.07 0.08 90.29 16:10:25 1 9.67 0.11 0.53 0.10 0.09 89.51 16:10:25 2 9.75 0.05 0.47 0.11 0.08 89.54 16:10:25 3 9.23 0.08 0.37 0.06 0.08 90.18 16:20:25 all 19.52 0.00 0.69 0.06 0.09 79.64 16:20:25 0 18.61 0.00 0.76 0.05 0.09 80.50 16:20:25 1 19.69 0.00 0.61 0.11 0.08 79.51 16:20:25 2 20.21 0.00 0.75 0.04 0.09 78.92 16:20:25 3 19.60 0.00 0.64 0.04 0.08 79.65 16:30:19 all 10.35 0.00 0.53 0.03 0.08 89.01 16:30:19 0 10.38 0.00 0.54 0.02 0.08 88.98 16:30:19 1 9.98 0.00 0.54 0.01 0.08 89.38 16:30:19 2 10.48 0.00 0.50 0.09 0.08 88.85 16:30:19 3 10.54 0.00 0.52 0.01 0.08 88.84 Average: all 22.12 0.01 0.91 0.51 0.09 76.36 Average: 0 22.14 0.01 0.93 0.39 0.09 76.43 Average: 1 21.95 0.01 0.91 0.46 0.09 76.57 Average: 2 22.61 0.01 0.90 0.45 0.09 75.95 Average: 3 21.76 0.01 0.91 0.73 0.09 76.50