---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-12723 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 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 724 11303 4 3961 14921 Swap: 1023 3 1020 ---> 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:c4:23:4b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.56/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79502sec preferred_lft 79502sec inet6 fe80::f816:3eff:fec4:234b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:d3:0a:93:e7:52 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-12723) 12/11/25 _x86_64_ (4 CPU) 16:31:16 LINUX RESTART (4 CPU) 16:40:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:50:06 73.99 22.19 48.76 3.04 315.40 5338.85 3314.79 17:00:01 22.70 9.66 12.41 0.63 189.08 348.08 1311.59 17:10:08 4.20 0.21 3.83 0.16 11.96 128.27 587.50 17:20:05 7.80 0.16 7.21 0.43 15.03 230.98 1243.36 17:30:00 21.21 0.30 20.00 0.90 13.01 877.32 510.19 17:40:11 7.92 0.00 7.61 0.30 0.37 219.29 164.96 17:50:04 6.55 0.01 6.28 0.26 0.59 170.48 911.92 18:00:01 6.18 0.01 5.85 0.31 1.50 225.63 165.55 18:10:04 5.08 0.00 4.88 0.19 0.28 157.83 72.53 18:20:11 9.37 0.02 8.96 0.39 0.62 571.04 116.41 Average: 16.46 3.24 12.56 0.66 54.55 825.42 836.80 16:40:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:50:06 149520 3095520 12835616 78.39 261884 2694588 14087528 80.86 1951792 13711844 260 17:00:01 3360112 6138132 9797448 59.84 262228 2546716 11059892 63.48 1974832 10484676 784 17:10:08 8805296 11598608 4340964 26.51 262540 2561684 6620036 38.00 1981040 5080832 860 17:20:05 11075612 13969952 1970232 12.03 266564 2658636 2852188 16.37 2003444 2792064 83700 17:30:00 10127196 13104880 2835224 17.32 270848 2737692 3561128 20.44 2031364 3698372 300 17:40:11 8430572 11436196 4502756 27.50 271720 2764772 5174032 29.70 2033652 5396908 100 17:50:04 11372376 14413500 1526960 9.33 272268 2799712 2816588 16.17 2036172 2462908 17516 18:00:01 6991568 10053816 5884748 35.94 273036 2820084 6625672 38.03 2039956 6827520 320 18:10:04 8413980 11499668 4439344 27.11 273904 2842656 5168180 29.67 2042520 5408236 492 18:20:11 8160128 11370684 4568128 27.90 277900 2962388 5279176 30.30 2057156 5634156 92 Average: 7688636 10668096 5270142 32.19 269289 2738893 6324442 36.30 2015193 6149752 10442 16:40:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:50:06 lo 31.65 31.65 20.52 20.52 0.00 0.00 0.00 0.00 16:50:06 ens3 2.47 2.16 0.73 1.26 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 17:00:01 lo 38.85 38.85 15.38 15.38 0.00 0.00 0.00 0.00 17:00:01 ens3 1.29 0.94 0.31 0.45 0.00 0.00 0.00 0.00 17:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:08 lo 5.54 5.54 2.59 2.59 0.00 0.00 0.00 0.00 17:10:08 ens3 0.65 0.38 0.16 0.11 0.00 0.00 0.00 0.00 17:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:05 lo 11.66 11.66 6.94 6.94 0.00 0.00 0.00 0.00 17:20:05 ens3 0.69 0.48 0.23 0.17 0.00 0.00 0.00 0.00 17:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:00 lo 12.61 12.61 7.28 7.28 0.00 0.00 0.00 0.00 17:30:00 ens3 0.99 1.02 0.22 0.19 0.00 0.00 0.00 0.00 17:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:11 lo 19.78 19.78 9.63 9.63 0.00 0.00 0.00 0.00 17:40:11 ens3 1.08 0.83 0.31 0.24 0.00 0.00 0.00 0.00 17:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:04 lo 28.50 28.50 9.96 9.96 0.00 0.00 0.00 0.00 17:50:04 ens3 0.59 0.49 0.12 0.09 0.00 0.00 0.00 0.00 17:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:01 lo 19.62 19.62 11.12 11.12 0.00 0.00 0.00 0.00 18:00:01 ens3 0.84 0.80 0.22 0.17 0.00 0.00 0.00 0.00 18:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:04 lo 17.24 17.24 9.89 9.89 0.00 0.00 0.00 0.00 18:10:04 ens3 0.72 0.54 0.20 0.15 0.00 0.00 0.00 0.00 18:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:11 lo 21.07 21.07 10.14 10.14 0.00 0.00 0.00 0.00 18:20:11 ens3 0.98 0.90 0.29 0.23 0.00 0.00 0.00 0.00 18:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.62 20.62 10.33 10.33 0.00 0.00 0.00 0.00 Average: ens3 1.03 0.85 0.28 0.31 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-12723) 12/11/25 _x86_64_ (4 CPU) 16:31:16 LINUX RESTART (4 CPU) 16:40:07 CPU %user %nice %system %iowait %steal %idle 16:50:06 all 58.87 0.00 2.50 0.15 0.10 38.38 16:50:06 0 59.03 0.00 2.47 0.26 0.10 38.13 16:50:06 1 58.13 0.00 2.60 0.09 0.10 39.08 16:50:06 2 58.53 0.00 2.51 0.09 0.11 38.77 16:50:06 3 59.79 0.00 2.42 0.14 0.10 37.55 17:00:01 all 26.52 0.00 1.02 0.10 0.11 72.26 17:00:01 0 26.53 0.00 0.94 0.13 0.10 72.30 17:00:01 1 26.13 0.00 0.98 0.07 0.10 72.72 17:00:01 2 26.86 0.00 1.11 0.06 0.10 71.86 17:00:01 3 26.55 0.00 1.06 0.12 0.11 72.17 17:10:08 all 6.09 0.00 0.36 0.02 0.09 93.44 17:10:08 0 6.22 0.00 0.33 0.03 0.08 93.33 17:10:08 1 6.57 0.00 0.34 0.01 0.09 92.99 17:10:08 2 5.86 0.00 0.42 0.01 0.10 93.61 17:10:08 3 5.73 0.00 0.33 0.04 0.07 93.83 17:20:05 all 15.55 0.00 0.68 0.05 0.09 83.63 17:20:05 0 15.69 0.00 0.64 0.05 0.09 83.54 17:20:05 1 15.34 0.00 0.67 0.05 0.09 83.84 17:20:05 2 15.26 0.00 0.69 0.03 0.10 83.92 17:20:05 3 15.93 0.00 0.70 0.06 0.09 83.22 17:30:00 all 30.47 0.00 1.08 0.07 0.10 68.29 17:30:00 0 30.04 0.00 1.07 0.09 0.09 68.70 17:30:00 1 30.48 0.00 0.96 0.02 0.10 68.44 17:30:00 2 30.21 0.00 1.08 0.13 0.10 68.49 17:30:00 3 31.14 0.00 1.22 0.03 0.09 67.51 17:40:11 all 14.69 0.00 0.63 0.03 0.09 84.56 17:40:11 0 14.75 0.00 0.57 0.02 0.09 84.57 17:40:11 1 14.85 0.00 0.77 0.04 0.09 84.25 17:40:11 2 14.32 0.00 0.54 0.01 0.10 85.04 17:40:11 3 14.83 0.00 0.64 0.07 0.09 84.38 17:50:04 all 10.29 0.00 0.60 0.02 0.09 89.00 17:50:04 0 10.48 0.00 0.63 0.00 0.08 88.81 17:50:04 1 10.03 0.00 0.56 0.01 0.09 89.30 17:50:04 2 10.84 0.00 0.67 0.02 0.09 88.38 17:50:04 3 9.79 0.00 0.54 0.06 0.08 89.52 18:00:01 all 14.14 0.00 0.65 0.03 0.09 85.09 18:00:01 0 14.22 0.00 0.70 0.04 0.08 84.95 18:00:01 1 14.02 0.00 0.62 0.03 0.09 85.25 18:00:01 2 14.10 0.00 0.65 0.03 0.10 85.12 18:00:01 3 14.22 0.00 0.63 0.02 0.09 85.05 18:10:04 all 7.96 0.00 0.43 0.03 0.09 91.49 18:10:04 0 7.79 0.00 0.47 0.02 0.09 91.64 18:10:04 1 7.82 0.00 0.47 0.01 0.09 91.60 18:10:04 2 8.42 0.00 0.36 0.01 0.09 91.12 18:10:04 3 7.82 0.00 0.41 0.06 0.09 91.61 18:20:11 all 13.55 0.00 0.63 0.04 0.09 85.69 18:20:11 0 12.75 0.00 0.63 0.02 0.08 86.53 18:20:11 1 14.61 0.00 0.77 0.02 0.09 84.51 18:20:11 2 13.46 0.00 0.58 0.04 0.09 85.84 18:20:11 3 13.38 0.00 0.54 0.09 0.09 85.90 Average: all 19.76 0.00 0.86 0.05 0.09 79.24 Average: 0 19.70 0.00 0.84 0.06 0.09 79.30 Average: 1 19.75 0.00 0.87 0.04 0.09 79.25 Average: 2 19.73 0.00 0.86 0.04 0.10 79.27 Average: 3 19.87 0.00 0.85 0.07 0.09 79.12