---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-12165 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 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 10913 3 4353 14925 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:61:a4:4d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.119/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79183sec preferred_lft 79183sec inet6 fe80::f816:3eff:fe61:a44d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:8c:fb:bc:31:e1 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::5c8c:fbff:febc:31e1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-12165) 03/23/26 _x86_64_ (4 CPU) 07:45:40 LINUX RESTART (4 CPU) 07:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:00:00 101.38 22.86 74.78 3.74 348.87 24963.01 11425.41 08:10:00 17.21 1.95 14.49 0.77 36.73 358.12 495.60 08:20:00 8.33 0.18 7.75 0.41 9.76 209.06 183.47 08:30:00 22.86 0.07 7.22 15.57 1.57 249.80 211298.75 08:40:00 11.49 0.06 10.95 0.48 6.35 561.57 369.63 08:50:00 15.93 0.02 15.21 0.70 0.80 522.45 386.68 09:00:00 7.20 0.01 6.89 0.30 1.00 221.37 647.45 09:10:00 5.02 0.01 4.83 0.17 1.09 150.29 476.65 09:20:00 4.86 0.00 4.67 0.19 0.36 155.67 62.45 09:30:00 4.79 0.01 4.60 0.18 0.56 157.21 66.04 09:40:00 8.98 0.03 8.56 0.39 3.87 581.88 291.31 Average: 18.91 2.29 14.54 2.08 37.36 2557.35 20518.51 07:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:00 270788 4114472 11815424 72.16 268408 3525176 13013448 74.70 2078576 13402196 1100 08:10:00 3153032 6264488 9670860 59.07 269300 2846300 11059612 63.48 2007332 10648792 488 08:20:00 4070608 7198872 8736456 53.36 270416 2861876 9592372 55.06 2023972 9716912 328 08:30:00 6508888 9663188 6274544 38.32 271744 2886688 6985504 40.10 2035152 7263300 236 08:40:00 8219220 11482464 4456656 27.22 276492 2990792 5255204 30.16 2071648 5537796 256 08:50:00 8034572 11373156 4565912 27.89 278504 3064136 5345904 30.69 2078052 5726248 196 09:00:00 8086956 11457248 4481748 27.37 279280 3095112 5236512 30.06 2080504 5661996 64 09:10:00 7252528 10644552 5294152 32.33 279960 3116180 6366356 36.54 2082892 6496812 352 09:20:00 6576212 9991096 5946932 36.32 280528 3138468 6765964 38.84 2086420 7157876 88 09:30:00 8078232 11517560 4421296 27.00 281256 3162184 5207440 29.89 2088980 5669992 236 09:40:00 7680912 11252640 4685892 28.62 285472 3287316 5244008 30.10 2103872 6044772 356 Average: 6175632 9541794 6395443 39.06 276487 3088566 7279302 41.78 2067036 7575154 336 07:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:00 lo 17.74 17.74 15.69 15.69 0.00 0.00 0.00 0.00 08:00:00 ens3 39.36 29.04 645.04 3.28 0.00 0.00 0.00 0.00 08:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:00 lo 28.34 28.34 12.97 12.97 0.00 0.00 0.00 0.00 08:10:00 ens3 1.29 1.06 0.26 0.21 0.00 0.00 0.00 0.00 08:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:00 lo 30.31 30.31 11.42 11.42 0.00 0.00 0.00 0.00 08:20:00 ens3 1.27 0.61 0.23 0.14 0.00 0.00 0.00 0.00 08:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:00 lo 8.16 8.16 5.23 5.23 0.00 0.00 0.00 0.00 08:30:00 ens3 1.07 0.67 0.19 1.12 0.00 0.00 0.00 0.00 08:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:00 lo 9.31 9.31 4.30 4.30 0.00 0.00 0.00 0.00 08:40:00 ens3 0.95 0.62 0.26 0.19 0.00 0.00 0.00 0.00 08:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:00 lo 16.92 16.92 8.49 8.49 0.00 0.00 0.00 0.00 08:50:00 ens3 1.13 0.74 0.25 0.18 0.00 0.00 0.00 0.00 08:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:00 lo 17.86 17.86 8.93 8.93 0.00 0.00 0.00 0.00 09:00:00 ens3 0.82 0.59 0.17 0.13 0.00 0.00 0.00 0.00 09:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:00 lo 21.49 21.49 7.44 7.44 0.00 0.00 0.00 0.00 09:10:00 ens3 0.47 0.27 0.08 0.05 0.00 0.00 0.00 0.00 09:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:00 lo 21.72 21.72 11.67 11.67 0.00 0.00 0.00 0.00 09:20:00 ens3 0.79 0.56 0.15 0.12 0.00 0.00 0.00 0.00 09:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:00 lo 16.35 16.35 9.14 9.14 0.00 0.00 0.00 0.00 09:30:00 ens3 0.83 0.52 0.20 0.14 0.00 0.00 0.00 0.00 09:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:00 lo 23.22 23.22 10.98 10.98 0.00 0.00 0.00 0.00 09:40:00 ens3 1.06 1.03 0.29 0.24 0.00 0.00 0.00 0.00 09:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.22 19.22 9.66 9.66 0.00 0.00 0.00 0.00 Average: ens3 4.46 3.25 58.83 0.53 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-12165) 03/23/26 _x86_64_ (4 CPU) 07:45:40 LINUX RESTART (4 CPU) 07:50:00 CPU %user %nice %system %iowait %steal %idle 08:00:00 all 56.17 0.00 2.24 0.32 0.09 41.18 08:00:00 0 55.07 0.00 2.21 0.28 0.09 42.35 08:00:00 1 58.75 0.00 2.46 0.35 0.09 38.35 08:00:00 2 55.03 0.00 2.37 0.18 0.10 42.33 08:00:00 3 55.84 0.00 1.91 0.46 0.09 41.70 08:10:00 all 28.03 0.00 1.14 0.05 0.11 70.68 08:10:00 0 28.04 0.00 1.09 0.02 0.11 70.74 08:10:00 1 27.12 0.00 1.19 0.07 0.12 71.50 08:10:00 2 28.70 0.00 1.12 0.07 0.12 70.00 08:10:00 3 28.25 0.00 1.15 0.04 0.11 70.46 08:20:00 all 15.72 0.00 0.70 0.03 0.10 83.44 08:20:00 0 15.89 0.00 0.68 0.05 0.10 83.29 08:20:00 1 15.36 0.00 0.70 0.03 0.10 83.81 08:20:00 2 15.60 0.00 0.69 0.02 0.11 83.59 08:20:00 3 16.05 0.00 0.74 0.01 0.10 83.10 08:30:00 all 15.83 0.00 0.72 0.05 0.09 83.32 08:30:00 0 15.82 0.00 0.74 0.03 0.09 83.33 08:30:00 1 15.83 0.00 0.74 0.08 0.09 83.25 08:30:00 2 15.76 0.00 0.66 0.07 0.10 83.42 08:30:00 3 15.91 0.00 0.73 0.02 0.08 83.26 08:40:00 all 15.19 0.00 0.69 0.04 0.09 83.99 08:40:00 0 16.00 0.00 0.64 0.03 0.08 83.25 08:40:00 1 15.19 0.00 0.68 0.02 0.09 84.03 08:40:00 2 14.56 0.00 0.76 0.08 0.09 84.51 08:40:00 3 15.03 0.00 0.67 0.04 0.08 84.18 08:50:00 all 24.66 0.00 0.78 0.05 0.09 74.42 08:50:00 0 24.47 0.00 0.89 0.03 0.09 74.52 08:50:00 1 24.93 0.00 0.75 0.05 0.08 74.18 08:50:00 2 25.19 0.00 0.74 0.10 0.09 73.88 08:50:00 3 24.05 0.00 0.73 0.03 0.09 75.11 09:00:00 all 13.14 0.00 0.52 0.04 0.09 86.22 09:00:00 0 13.23 0.00 0.54 0.02 0.09 86.12 09:00:00 1 13.77 0.00 0.51 0.02 0.08 85.63 09:00:00 2 12.73 0.00 0.52 0.10 0.09 86.56 09:00:00 3 12.83 0.00 0.53 0.01 0.08 86.56 09:10:00 all 8.09 0.00 0.43 0.03 0.08 91.37 09:10:00 0 7.35 0.00 0.45 0.01 0.08 92.11 09:10:00 1 8.37 0.00 0.41 0.05 0.09 91.07 09:10:00 2 8.18 0.00 0.41 0.06 0.09 91.26 09:10:00 3 8.43 0.00 0.45 0.00 0.08 91.03 09:20:00 all 11.93 0.00 0.53 0.02 0.09 87.42 09:20:00 0 12.12 0.00 0.48 0.03 0.09 87.29 09:20:00 1 11.46 0.00 0.50 0.03 0.10 87.91 09:20:00 2 11.95 0.00 0.47 0.01 0.09 87.47 09:20:00 3 12.20 0.00 0.65 0.03 0.10 87.02 09:30:00 all 8.04 0.00 0.42 0.04 0.08 91.41 09:30:00 0 7.65 0.00 0.41 0.03 0.08 91.83 09:30:00 1 8.15 0.00 0.39 0.06 0.08 91.32 09:30:00 2 8.20 0.00 0.49 0.05 0.09 91.17 09:30:00 3 8.16 0.00 0.39 0.03 0.08 91.34 09:40:00 all 15.11 0.00 0.60 0.04 0.09 84.16 09:40:00 0 15.03 0.00 0.44 0.00 0.08 84.45 09:40:00 1 14.84 0.00 0.67 0.05 0.09 84.34 09:40:00 2 15.89 0.00 0.70 0.03 0.10 83.29 09:40:00 3 14.68 0.00 0.60 0.09 0.09 84.54 Average: CPU %user %nice %system %iowait %steal %idle Average: all 19.26 0.00 0.80 0.06 0.09 79.79 Average: 0 19.15 0.00 0.78 0.05 0.09 79.94 Average: 1 19.42 0.00 0.82 0.07 0.09 79.59 Average: 2 19.24 0.00 0.81 0.07 0.10 79.79 Average: 3 19.21 0.00 0.78 0.07 0.09 79.85