---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-11957 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: 5600.00 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 11228 4 4049 14935 Swap: 1023 1 1022 ---> 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:0d:ae:34 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.40/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80232sec preferred_lft 80232sec inet6 fe80::f816:3eff:fe0d:ae34/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:0c:f9:bd:e0:1a 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-11957) 12/09/25 _x86_64_ (4 CPU) 11:32:05 LINUX RESTART (4 CPU) 11:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:01 89.40 21.34 50.72 17.34 313.02 5310.68 214847.88 12:00:09 22.25 5.15 16.08 1.02 95.66 457.44 1045.70 12:10:01 16.43 0.20 15.37 0.85 16.57 727.25 1452.28 12:20:01 16.69 0.03 15.87 0.80 1.12 467.04 333.41 12:30:09 5.15 0.01 4.98 0.16 0.78 129.38 61.73 12:40:01 4.53 0.01 4.34 0.18 1.10 134.15 61.17 12:50:01 5.39 0.02 5.19 0.18 1.89 143.71 46.97 13:00:09 7.99 0.01 7.67 0.31 0.30 368.92 174.50 13:10:01 8.05 0.03 7.73 0.29 1.47 415.36 163.48 Average: 19.55 2.98 14.22 2.35 48.11 905.58 24246.83 11:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:01 2203464 5168640 10764804 65.75 262704 2728500 11606976 66.62 1917884 11704712 496 12:00:09 3099976 6120712 9814532 59.94 265404 2781228 10961780 62.92 1987888 10747844 392 12:10:01 10506664 13653168 2286816 13.97 270716 2901592 3265240 18.74 2031912 3317036 76 12:20:01 8235460 11441508 4497584 27.47 273592 2958276 5205032 29.88 2038364 5579260 404 12:30:09 8184612 11405272 4533448 27.69 274024 2972456 5216992 29.95 2039576 5629092 180 12:40:01 6704760 9942676 5995220 36.62 274436 2989300 6712328 38.53 2041512 7104764 372 12:50:01 6563316 9819356 6118508 37.37 275100 3006768 6770096 38.86 2044856 7231664 92 13:00:09 9424844 12794640 3144968 19.21 278536 3116084 4285772 24.60 2052052 4389108 44800 13:10:01 8122596 11534976 4404000 26.90 279440 3157556 5706644 32.76 2070976 5667424 224 Average: 7005077 10208994 5728876 34.99 272661 2956862 6636762 38.09 2025002 6818989 5226 11:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:01 lo 25.14 25.14 18.64 18.64 0.00 0.00 0.00 0.00 11:50:01 ens3 2.96 2.13 0.88 0.68 0.00 0.00 0.00 0.00 11:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:09 lo 42.84 42.84 18.26 18.26 0.00 0.00 0.00 0.00 12:00:09 ens3 2.06 1.38 0.33 1.48 0.00 0.00 0.00 0.00 12:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 lo 16.76 16.76 8.38 8.38 0.00 0.00 0.00 0.00 12:10:01 ens3 1.64 1.01 0.44 0.32 0.00 0.00 0.00 0.00 12:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:01 lo 18.21 18.21 9.37 9.37 0.00 0.00 0.00 0.00 12:20:01 ens3 2.92 0.78 0.51 0.24 0.00 0.00 0.00 0.00 12:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:09 lo 20.80 20.80 8.87 8.87 0.00 0.00 0.00 0.00 12:30:09 ens3 1.78 0.61 0.33 0.18 0.00 0.00 0.00 0.00 12:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 25.42 25.42 10.96 10.96 0.00 0.00 0.00 0.00 12:40:01 ens3 0.98 0.56 0.19 0.14 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 lo 14.71 14.71 7.90 7.90 0.00 0.00 0.00 0.00 12:50:01 ens3 0.63 0.41 0.12 0.08 0.00 0.00 0.00 0.00 12:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:09 lo 14.34 14.34 7.78 7.78 0.00 0.00 0.00 0.00 13:00:09 ens3 1.09 0.74 0.32 0.24 0.00 0.00 0.00 0.00 13:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:01 lo 23.42 23.42 11.05 11.05 0.00 0.00 0.00 0.00 13:10:01 ens3 1.01 0.74 0.22 0.17 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 22.42 22.42 11.25 11.25 0.00 0.00 0.00 0.00 Average: ens3 1.68 0.93 0.37 0.39 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-11957) 12/09/25 _x86_64_ (4 CPU) 11:32:05 LINUX RESTART (4 CPU) 11:40:01 CPU %user %nice %system %iowait %steal %idle 11:50:01 all 53.35 0.00 2.15 0.13 0.14 44.22 11:50:01 0 53.60 0.00 2.04 0.12 0.14 44.10 11:50:01 1 53.97 0.00 2.31 0.07 0.14 43.51 11:50:01 2 52.40 0.00 2.10 0.23 0.14 45.13 11:50:01 3 53.44 0.00 2.16 0.10 0.15 44.15 12:00:09 all 37.74 0.00 1.57 0.08 0.32 60.29 12:00:09 0 37.63 0.00 1.60 0.05 0.51 60.22 12:00:09 1 38.60 0.00 1.52 0.15 0.18 59.55 12:00:09 2 36.27 0.00 1.57 0.04 0.18 61.94 12:00:09 3 38.47 0.00 1.58 0.10 0.40 59.46 12:10:01 all 26.30 0.00 1.06 0.09 0.10 72.45 12:10:01 0 28.19 0.00 0.95 0.12 0.09 70.65 12:10:01 1 27.24 0.00 1.11 0.09 0.11 71.46 12:10:01 2 24.71 0.00 1.13 0.05 0.09 74.02 12:10:01 3 25.08 0.00 1.04 0.07 0.13 73.68 12:20:01 all 27.57 0.00 0.97 0.09 0.09 71.29 12:20:01 0 28.51 0.00 0.79 0.03 0.09 70.58 12:20:01 1 27.94 0.00 0.94 0.16 0.08 70.88 12:20:01 2 27.01 0.00 1.04 0.05 0.10 71.80 12:20:01 3 26.81 0.00 1.09 0.12 0.08 71.90 12:30:09 all 9.20 0.00 0.54 0.07 0.05 90.14 12:30:09 0 8.64 0.00 0.51 0.01 0.05 90.78 12:30:09 1 9.09 0.00 0.47 0.03 0.05 90.36 12:30:09 2 9.46 0.00 0.64 0.06 0.06 89.80 12:30:09 3 9.62 0.00 0.53 0.17 0.05 89.64 12:40:01 all 10.60 0.00 0.54 0.27 0.08 88.51 12:40:01 0 10.61 0.00 0.47 0.01 0.10 88.81 12:40:01 1 10.36 0.00 0.64 0.05 0.06 88.89 12:40:01 2 10.89 0.00 0.51 0.28 0.12 88.20 12:40:01 3 10.53 0.00 0.53 0.75 0.06 88.14 12:50:01 all 9.55 0.00 0.49 0.35 0.06 89.56 12:50:01 0 9.37 0.00 0.44 0.39 0.05 89.75 12:50:01 1 9.78 0.00 0.46 0.51 0.06 89.19 12:50:01 2 9.43 0.00 0.50 0.07 0.06 89.93 12:50:01 3 9.62 0.00 0.55 0.41 0.05 89.37 13:00:09 all 11.25 0.00 0.57 0.03 0.10 88.05 13:00:09 0 11.77 0.00 0.63 0.01 0.11 87.48 13:00:09 1 11.15 0.00 0.54 0.07 0.08 88.16 13:00:09 2 11.36 0.00 0.53 0.02 0.11 87.98 13:00:09 3 10.73 0.00 0.57 0.02 0.10 88.58 13:10:01 all 15.92 0.00 0.62 0.04 0.08 83.35 13:10:01 0 16.26 0.00 0.64 0.01 0.06 83.03 13:10:01 1 15.09 0.00 0.72 0.10 0.07 84.02 13:10:01 2 16.15 0.00 0.56 0.02 0.13 83.13 13:10:01 3 16.16 0.00 0.54 0.02 0.06 83.21 Average: all 22.37 0.00 0.94 0.13 0.11 76.45 Average: 0 22.72 0.00 0.90 0.08 0.13 76.17 Average: 1 22.56 0.00 0.97 0.14 0.09 76.24 Average: 2 21.95 0.00 0.95 0.09 0.11 76.90 Average: 3 22.25 0.00 0.95 0.20 0.12 76.48