---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-12327 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 711 10950 4 4326 14934 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:8c:a2:90 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.216/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79952sec preferred_lft 79952sec inet6 fe80::f816:3eff:fe8c:a290/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:0d:72:b8:f8:21 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-12327) 12/10/25 _x86_64_ (4 CPU) 16:19:14 LINUX RESTART (4 CPU) 16:20:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:30:06 128.12 5.00 116.99 6.13 662.87 38814.15 27721.10 16:40:02 59.23 22.45 34.85 1.93 246.95 1922.96 1440.16 16:50:06 4.39 0.16 4.02 0.21 7.63 131.34 60.99 17:00:36 16.72 0.08 15.83 0.81 3.55 701.18 870.65 17:10:35 29.67 0.06 13.82 15.79 2.18 384.58 211385.17 17:20:36 4.25 0.01 4.12 0.13 0.27 113.32 65.06 17:30:06 5.41 0.01 5.26 0.14 1.12 141.07 107.44 17:40:36 4.53 0.00 4.37 0.16 0.29 122.82 49.51 17:50:14 5.08 0.00 4.93 0.15 0.14 139.12 73.63 18:00:05 8.91 0.01 8.55 0.36 0.57 533.61 117.69 Average: 26.67 2.77 21.32 2.58 92.57 4310.83 24177.39 16:20:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:30:06 1640500 9778404 6142004 37.51 259196 7667320 8333692 47.84 2217416 11738208 2652 16:40:02 8756264 12090256 3844444 23.48 267356 3055400 5096320 29.25 2082528 4982396 6220 16:50:06 7712840 11061068 4873036 29.76 268120 3068676 5527332 31.73 2087472 5994692 248 17:00:36 10224448 13692084 2245876 13.72 273676 3182440 2947916 16.92 2128112 3480300 60 17:10:35 7990912 11508900 4427480 27.04 276268 3230188 5116488 29.37 2137944 5682332 56 17:20:36 7779436 11311036 4625340 28.25 276636 3243432 5272412 30.26 2139020 5900168 168 17:30:06 6376140 9923472 6012092 36.72 277064 3258732 6700392 38.46 2141000 7294228 256 17:40:36 6474352 10037572 5898140 36.02 277448 3274236 6581120 37.78 2143596 7200000 200 17:50:14 7988788 11569408 4367008 26.67 277848 3291228 5112512 29.35 2145340 5680808 88 18:00:05 7509612 11207876 4728392 28.88 281488 3401052 5365276 30.80 2159372 6149296 624 Average: 7245329 11218008 4716381 28.81 273510 3667270 5605346 32.17 2138180 6410243 1057 16:20:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:30:06 lo 4.56 4.56 5.11 5.11 0.00 0.00 0.00 0.00 16:30:06 ens3 138.42 106.25 2087.23 11.32 0.00 0.00 0.00 0.00 16:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:02 lo 46.18 46.18 25.06 25.06 0.00 0.00 0.00 0.00 16:40:02 ens3 2.54 2.07 0.60 0.50 0.00 0.00 0.00 0.00 16:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:06 lo 26.66 26.66 10.10 10.10 0.00 0.00 0.00 0.00 16:50:06 ens3 0.64 0.52 0.14 0.11 0.00 0.00 0.00 0.00 16:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:36 lo 9.23 9.23 5.54 5.54 0.00 0.00 0.00 0.00 17:00:36 ens3 1.15 1.30 0.25 1.18 0.00 0.00 0.00 0.00 17:00:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:35 lo 19.92 19.92 10.59 10.59 0.00 0.00 0.00 0.00 17:10:35 ens3 0.77 0.69 0.16 0.13 0.00 0.00 0.00 0.00 17:10:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:36 lo 22.36 22.36 8.79 8.79 0.00 0.00 0.00 0.00 17:20:36 ens3 0.60 0.58 0.13 0.11 0.00 0.00 0.00 0.00 17:20:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:06 lo 25.61 25.61 11.13 11.13 0.00 0.00 0.00 0.00 17:30:06 ens3 0.54 0.58 0.12 0.10 0.00 0.00 0.00 0.00 17:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:36 lo 13.53 13.53 7.88 7.88 0.00 0.00 0.00 0.00 17:40:36 ens3 0.67 0.55 0.19 0.14 0.00 0.00 0.00 0.00 17:40:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:14 lo 12.44 12.44 6.74 6.74 0.00 0.00 0.00 0.00 17:50:14 ens3 0.62 0.54 0.15 0.12 0.00 0.00 0.00 0.00 17:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:05 lo 19.96 19.96 9.85 9.85 0.00 0.00 0.00 0.00 18:00:05 ens3 0.93 0.89 0.27 0.22 0.00 0.00 0.00 0.00 18:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.94 19.94 10.04 10.04 0.00 0.00 0.00 0.00 Average: ens3 14.72 11.42 209.44 1.40 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-16g-12327) 12/10/25 _x86_64_ (4 CPU) 16:19:14 LINUX RESTART (4 CPU) 16:20:04 CPU %user %nice %system %iowait %steal %idle 16:30:06 all 49.55 0.00 2.69 1.21 0.10 46.45 16:30:06 0 50.47 0.00 2.81 1.45 0.10 45.16 16:30:06 1 48.15 0.00 2.63 1.47 0.10 47.65 16:30:06 2 51.36 0.00 2.76 1.11 0.10 44.67 16:30:06 3 48.20 0.00 2.55 0.82 0.11 48.32 16:40:02 all 59.51 0.00 2.26 0.58 0.12 37.52 16:40:02 0 58.00 0.00 2.37 0.83 0.13 38.67 16:40:02 1 60.31 0.00 2.19 0.18 0.12 37.20 16:40:02 2 59.99 0.00 2.34 0.64 0.13 36.90 16:40:02 3 59.76 0.00 2.15 0.65 0.12 37.32 16:50:06 all 9.61 0.00 0.72 0.04 0.08 89.55 16:50:06 0 9.52 0.00 0.64 0.10 0.08 89.67 16:50:06 1 9.59 0.00 0.74 0.01 0.08 89.58 16:50:06 2 9.85 0.00 0.77 0.03 0.09 89.27 16:50:06 3 9.48 0.00 0.73 0.03 0.08 89.69 17:00:36 all 25.43 0.00 0.92 0.07 0.09 73.49 17:00:36 0 25.21 0.00 1.00 0.06 0.09 73.65 17:00:36 1 26.43 0.00 0.94 0.03 0.09 72.52 17:00:36 2 25.24 0.00 0.93 0.14 0.08 73.61 17:00:36 3 24.86 0.00 0.82 0.05 0.09 74.19 17:10:35 all 25.13 0.00 0.88 0.35 0.09 73.55 17:10:35 0 24.85 0.00 0.93 0.49 0.09 73.64 17:10:35 1 25.53 0.00 0.90 0.18 0.10 73.29 17:10:35 2 25.71 0.00 0.83 0.24 0.09 73.12 17:10:35 3 24.44 0.00 0.85 0.49 0.10 74.13 17:20:36 all 8.54 0.00 0.50 2.46 0.08 88.42 17:20:36 0 8.16 0.00 0.47 2.44 0.07 88.86 17:20:36 1 8.98 0.00 0.51 2.63 0.09 87.79 17:20:36 2 8.89 0.00 0.57 2.45 0.07 88.03 17:20:36 3 8.13 0.00 0.47 2.33 0.07 89.00 17:30:06 all 10.81 0.00 0.57 0.78 0.09 87.75 17:30:06 0 11.09 0.00 0.55 0.87 0.09 87.40 17:30:06 1 10.80 0.00 0.61 0.71 0.09 87.80 17:30:06 2 10.46 0.00 0.55 0.70 0.08 88.21 17:30:06 3 10.88 0.00 0.56 0.86 0.09 87.61 17:40:36 all 9.38 0.00 0.46 0.34 0.10 89.74 17:40:36 0 9.60 0.00 0.47 0.52 0.09 89.33 17:40:36 1 9.51 0.00 0.41 0.48 0.09 89.51 17:40:36 2 9.09 0.00 0.48 0.17 0.11 90.15 17:40:36 3 9.31 0.00 0.47 0.17 0.10 89.95 17:50:14 all 7.48 0.00 0.42 0.09 0.07 91.94 17:50:14 0 7.52 0.00 0.43 0.10 0.07 91.89 17:50:14 1 7.21 0.00 0.44 0.18 0.08 92.09 17:50:14 2 7.58 0.00 0.43 0.05 0.07 91.87 17:50:14 3 7.61 0.00 0.38 0.03 0.07 91.90 18:00:05 all 14.16 0.00 0.57 0.05 0.08 85.14 18:00:05 0 14.20 0.00 0.56 0.14 0.07 85.03 18:00:05 1 13.99 0.00 0.57 0.02 0.08 85.34 18:00:05 2 15.18 0.00 0.65 0.02 0.08 84.08 18:00:05 3 13.29 0.00 0.50 0.01 0.07 86.12 Average: all 22.01 0.00 1.00 0.59 0.09 76.31 Average: 0 21.92 0.00 1.02 0.70 0.09 76.27 Average: 1 22.11 0.00 1.00 0.59 0.09 76.22 Average: 2 22.38 0.00 1.03 0.55 0.09 75.95 Average: 3 21.64 0.00 0.95 0.54 0.09 76.78