---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1797 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 12G 144G 8% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 893 24939 4 6259 30731 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:1e:18:08 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.198/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83879sec preferred_lft 83879sec inet6 fe80::f816:3eff:fe1e:1808/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:73:54:95:3c:a2 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-8c-8g-1797) 04/10/26 _x86_64_ (8 CPU) 12:59:34 LINUX RESTART (8 CPU) 13:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 67.55 10.67 54.17 2.71 1397.67 9637.71 7549.36 13:20:00 24.19 0.16 21.02 3.01 5.93 2285.72 6521.61 13:30:10 36.30 0.01 31.77 4.52 0.09 3195.59 9490.31 13:40:00 24.68 0.30 21.23 3.15 11.85 6460.68 13344.16 Average: 38.24 2.79 32.10 3.35 354.44 5384.41 9210.27 13:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 26378344 29531868 2781236 8.46 146136 3267928 3199004 9.43 622508 5445860 29288 13:20:00 26080748 29682548 2626260 7.99 175432 3644252 2620912 7.73 736160 5577848 10428 13:30:10 24762684 28981008 3322748 10.11 213872 4167168 3405384 10.04 887992 6691120 11200 13:40:00 25732488 31639260 656924 2.00 232080 5775488 1232076 3.63 1498512 4996972 4 Average: 25738566 29958671 2346792 7.14 191880 4213709 2614344 7.71 936293 5677950 12730 13:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 890.27 890.27 848.24 848.24 0.00 0.00 0.00 0.00 13:10:01 ens3 146.74 108.58 1168.73 24.76 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:00 lo 1256.96 1256.96 1196.41 1196.41 0.00 0.00 0.00 0.00 13:20:00 ens3 45.53 32.78 19.68 13.47 0.00 0.00 0.00 0.00 13:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:10 lo 1899.90 1899.90 1809.65 1809.65 0.00 0.00 0.00 0.00 13:30:10 ens3 60.12 39.50 19.81 16.48 0.00 0.00 0.00 0.00 13:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:00 lo 721.42 721.42 672.13 672.13 0.00 0.00 0.00 0.00 13:40:00 ens3 112.13 115.78 217.10 930.00 0.00 0.00 0.00 0.00 13:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1196.72 1196.72 1136.04 1136.04 0.00 0.00 0.00 0.00 Average: ens3 90.96 73.88 356.01 242.40 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-8c-8g-1797) 04/10/26 _x86_64_ (8 CPU) 12:59:34 LINUX RESTART (8 CPU) 13:00:00 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 23.07 0.00 1.22 0.65 0.06 75.01 13:10:01 0 23.73 0.00 1.14 0.81 0.06 74.26 13:10:01 1 21.58 0.00 1.10 0.36 0.06 76.91 13:10:01 2 30.47 0.00 1.44 0.66 0.07 67.36 13:10:01 3 21.52 0.00 1.17 0.28 0.06 76.97 13:10:01 4 24.01 0.00 1.19 0.54 0.06 74.20 13:10:01 5 21.73 0.00 1.42 1.27 0.05 75.53 13:10:01 6 18.82 0.00 1.11 0.89 0.05 79.13 13:10:01 7 22.68 0.00 1.15 0.41 0.06 75.69 13:20:00 all 33.27 0.00 1.41 0.81 0.07 64.44 13:20:00 0 33.20 0.00 1.44 1.05 0.08 64.23 13:20:00 1 34.03 0.00 1.61 0.16 0.08 64.12 13:20:00 2 37.26 0.00 1.55 0.96 0.08 60.15 13:20:00 3 33.26 0.00 1.32 0.55 0.07 64.80 13:20:00 4 31.56 0.00 1.44 2.76 0.07 64.16 13:20:00 5 30.34 0.00 1.26 0.52 0.07 67.81 13:20:00 6 32.98 0.00 1.28 0.09 0.07 65.57 13:20:00 7 33.50 0.00 1.38 0.37 0.08 64.67 13:30:10 all 38.56 0.00 1.83 0.37 0.08 59.15 13:30:10 0 37.47 0.00 1.68 0.12 0.08 60.64 13:30:10 1 42.42 0.00 2.10 0.59 0.09 54.81 13:30:10 2 40.40 0.00 2.14 0.30 0.09 57.06 13:30:10 3 37.67 0.00 1.78 0.46 0.08 60.00 13:30:10 4 38.74 0.00 1.81 0.31 0.08 59.06 13:30:10 5 38.12 0.00 2.00 0.19 0.08 59.61 13:30:10 6 35.53 0.00 1.55 0.85 0.08 61.99 13:30:10 7 38.15 0.00 1.57 0.15 0.09 60.05 13:40:00 all 23.32 0.00 1.08 0.36 0.06 75.18 13:40:00 0 19.95 0.00 0.99 0.04 0.06 78.96 13:40:00 1 28.68 0.00 1.25 0.34 0.07 69.66 13:40:00 2 28.04 0.00 1.15 0.09 0.07 70.66 13:40:00 3 21.03 0.00 0.90 0.09 0.06 77.92 13:40:00 4 21.25 0.00 1.02 0.33 0.06 77.35 13:40:00 5 17.68 0.00 1.00 1.12 0.06 80.14 13:40:00 6 30.30 0.00 1.29 0.35 0.07 67.99 13:40:00 7 19.60 0.00 1.08 0.49 0.06 78.76 Average: all 29.61 0.00 1.39 0.55 0.07 68.39 Average: 0 28.66 0.00 1.31 0.50 0.07 69.45 Average: 1 31.72 0.00 1.52 0.36 0.07 66.32 Average: 2 34.09 0.00 1.58 0.50 0.08 63.76 Average: 3 28.43 0.00 1.30 0.35 0.07 69.85 Average: 4 28.96 0.00 1.37 0.98 0.07 68.62 Average: 5 27.04 0.00 1.42 0.77 0.06 70.70 Average: 6 29.42 0.00 1.31 0.55 0.07 68.65 Average: 7 28.55 0.00 1.30 0.35 0.07 69.73