---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-4988 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 UTC 2025 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 713 10991 3 4284 14933 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:5d:a9:42 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.200/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80492sec preferred_lft 80492sec inet6 fe80::f816:3eff:fe5d:a942/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:3b:3d:6c:1f:bc 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-16g-4988) 12/05/25 _x86_64_ (4 CPU) 11:35:01 LINUX RESTART (4 CPU) 11:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:02 105.46 22.55 78.61 4.29 346.25 24360.07 12791.72 12:00:02 20.95 1.31 18.54 1.09 20.37 500.72 1039.00 12:10:02 18.27 0.15 17.21 0.91 9.20 799.69 1053.07 12:20:02 14.12 0.04 13.39 0.69 1.01 383.61 849.29 12:30:02 4.98 0.01 4.79 0.18 0.41 126.87 75.32 12:40:02 4.93 0.03 4.70 0.20 2.07 132.10 92.83 12:50:02 4.77 0.02 4.56 0.19 1.08 136.53 363.63 13:00:02 9.06 0.03 8.64 0.39 1.23 534.09 437.34 13:10:01 7.68 0.02 7.36 0.30 0.97 254.42 345.95 Average: 21.14 2.69 17.54 0.92 42.52 3025.91 1894.55 11:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:02 1311016 4734380 11197900 68.39 262144 3134580 12419540 71.29 2065016 12403296 2708 12:00:02 3111620 6414824 9520148 58.15 265240 3021076 10287260 59.05 2115432 10563612 592 12:10:02 10195308 13626972 2312836 14.13 270868 3143988 3011808 17.29 2157692 3472720 248 12:20:02 7999496 11477048 4461300 27.25 273400 3187348 5150572 29.56 2162332 5650160 396 12:30:02 7840404 11331764 4606476 28.13 273876 3200684 5284632 30.33 2163476 5810372 268 12:40:02 6391948 9899452 6038228 36.88 274384 3216328 6749432 38.74 2165688 7247184 640 12:50:02 6360752 9885568 6052080 36.96 275036 3232988 6739204 38.68 2168900 7272920 316 13:00:02 7851000 11492320 4446016 27.15 279004 3342156 5223564 29.98 2177112 5788288 432 13:10:01 6968236 10649496 5288456 32.30 280132 3380856 6006692 34.48 2195952 6642600 68 Average: 6447753 9945758 5991493 36.59 272676 3206667 6763634 38.82 2152400 7205684 630 11:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:02 lo 17.27 17.27 15.20 15.20 0.00 0.00 0.00 0.00 11:50:02 ens3 38.82 28.41 640.26 3.23 0.00 0.00 0.00 0.00 11:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:02 lo 47.19 47.19 21.04 21.04 0.00 0.00 0.00 0.00 12:00:02 ens3 1.81 1.91 0.36 0.34 0.00 0.00 0.00 0.00 12:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:02 lo 20.96 20.96 9.52 9.52 0.00 0.00 0.00 0.00 12:10:02 ens3 1.24 1.08 0.27 0.87 0.00 0.00 0.00 0.00 12:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:02 lo 19.42 19.42 10.15 10.15 0.00 0.00 0.00 0.00 12:20:02 ens3 0.95 0.80 0.17 0.38 0.00 0.00 0.00 0.00 12:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:02 lo 20.84 20.84 8.65 8.65 0.00 0.00 0.00 0.00 12:30:02 ens3 0.69 0.50 0.14 0.10 0.00 0.00 0.00 0.00 12:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:02 lo 20.38 20.38 8.64 8.64 0.00 0.00 0.00 0.00 12:40:02 ens3 0.56 0.37 0.15 0.10 0.00 0.00 0.00 0.00 12:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:02 lo 19.07 19.07 10.20 10.20 0.00 0.00 0.00 0.00 12:50:02 ens3 0.70 0.77 0.14 0.13 0.00 0.00 0.00 0.00 12:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:02 lo 16.76 16.76 10.06 10.06 0.00 0.00 0.00 0.00 13:00:02 ens3 1.04 0.84 0.29 0.23 0.00 0.00 0.00 0.00 13:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:01 lo 23.91 23.91 10.23 10.23 0.00 0.00 0.00 0.00 13:10:01 ens3 1.04 0.72 0.24 0.18 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 Average: lo 22.87 22.87 11.52 11.52 0.00 0.00 0.00 0.00 Average: ens3 5.21 3.93 71.35 0.62 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-16g-4988) 12/05/25 _x86_64_ (4 CPU) 11:35:01 LINUX RESTART (4 CPU) 11:40:02 CPU %user %nice %system %iowait %steal %idle 11:50:02 all 53.23 0.00 2.27 2.49 0.11 41.90 11:50:02 0 54.14 0.00 2.25 1.76 0.11 41.74 11:50:02 1 52.76 0.00 2.59 3.07 0.11 41.47 11:50:02 2 52.32 0.00 2.13 2.71 0.11 42.73 11:50:02 3 53.69 0.00 2.13 2.40 0.11 41.68 12:00:02 all 41.10 0.00 1.55 0.05 0.11 57.19 12:00:02 0 40.96 0.00 1.50 0.03 0.11 57.39 12:00:02 1 41.16 0.00 1.69 0.08 0.11 56.97 12:00:02 2 41.23 0.00 1.52 0.05 0.11 57.10 12:00:02 3 41.07 0.00 1.48 0.05 0.12 57.28 12:10:02 all 27.42 0.00 1.13 0.07 0.10 71.29 12:10:02 0 27.40 0.00 1.14 0.06 0.10 71.30 12:10:02 1 27.80 0.00 1.04 0.09 0.10 70.98 12:10:02 2 26.89 0.00 1.18 0.03 0.10 71.80 12:10:02 3 27.57 0.00 1.16 0.10 0.10 71.07 12:20:02 all 24.00 0.00 0.79 0.05 0.10 75.07 12:20:02 0 24.16 0.00 0.81 0.05 0.10 74.88 12:20:02 1 23.32 0.00 0.72 0.09 0.10 75.76 12:20:02 2 24.18 0.00 0.78 0.02 0.10 74.92 12:20:02 3 24.33 0.00 0.84 0.03 0.10 74.70 12:30:02 all 8.07 0.00 0.46 0.02 0.10 91.35 12:30:02 0 8.07 0.00 0.41 0.01 0.10 91.41 12:30:02 1 7.86 0.00 0.43 0.01 0.10 91.59 12:30:02 2 8.21 0.00 0.44 0.01 0.10 91.23 12:30:02 3 8.12 0.00 0.55 0.05 0.10 91.17 12:40:02 all 9.04 0.00 0.49 0.03 0.11 90.33 12:40:02 0 8.85 0.00 0.47 0.02 0.10 90.55 12:40:02 1 8.85 0.00 0.44 0.07 0.12 90.52 12:40:02 2 9.32 0.00 0.58 0.02 0.12 89.96 12:40:02 3 9.13 0.00 0.47 0.02 0.11 90.28 12:50:02 all 10.34 0.00 0.58 0.03 0.08 88.98 12:50:02 0 10.16 0.00 0.65 0.02 0.07 89.10 12:50:02 1 10.22 0.00 0.57 0.01 0.08 89.12 12:50:02 2 10.28 0.00 0.62 0.07 0.08 88.96 12:50:02 3 10.71 0.00 0.48 0.00 0.08 88.74 13:00:02 all 13.37 0.00 0.63 0.04 0.08 85.88 13:00:02 0 13.07 0.00 0.53 0.06 0.08 86.25 13:00:02 1 13.71 0.00 0.73 0.03 0.08 85.45 13:00:02 2 13.01 0.00 0.76 0.05 0.09 86.09 13:00:02 3 13.68 0.00 0.51 0.01 0.08 85.72 13:10:01 all 14.68 0.00 0.62 0.03 0.08 84.59 13:10:01 0 14.68 0.00 0.68 0.05 0.08 84.51 13:10:01 1 15.05 0.00 0.59 0.02 0.08 84.25 13:10:01 2 14.82 0.00 0.59 0.04 0.09 84.46 13:10:01 3 14.16 0.00 0.60 0.02 0.08 85.14 Average: all 22.35 0.00 0.95 0.31 0.10 76.30 Average: 0 22.38 0.00 0.94 0.23 0.10 76.36 Average: 1 22.30 0.00 0.98 0.39 0.10 76.24 Average: 2 22.23 0.00 0.96 0.33 0.10 76.38 Average: 3 22.48 0.00 0.91 0.30 0.10 76.21