---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-12311 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 17G 61G 22% / 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 667 11464 3 3857 14979 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:45:49:0d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.123/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80964sec preferred_lft 80964sec inet6 fe80::f816:3eff:fe45:490d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:2a:c6:0e:0b:46 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-12311) 12/10/25 _x86_64_ (4 CPU) 14:49:05 LINUX RESTART (4 CPU) 14:50:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:00:00 123.85 4.52 113.49 5.83 250.57 38276.90 12436.94 15:10:00 59.85 22.52 35.39 1.94 278.96 1922.66 2348.49 15:20:00 6.78 0.23 6.15 0.41 8.64 203.51 484.00 15:30:00 19.29 0.09 18.33 0.87 2.44 784.45 1242.63 15:40:00 9.65 0.02 9.21 0.41 0.73 249.41 336.20 15:50:00 4.66 0.00 4.49 0.18 0.16 122.24 51.17 16:00:00 7.49 0.02 7.12 0.35 1.71 218.83 321.35 16:10:00 3.90 0.00 3.90 0.00 0.00 64.21 0.00 Average: 29.37 3.43 24.69 1.25 67.77 5205.96 2145.03 14:50:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:00:00 163664 8972332 6948048 42.44 254720 8328924 8663564 49.73 2062356 13354736 1144 15:10:00 8995308 12146084 3790364 23.15 260500 2882672 5588308 32.08 2084828 4746280 5888 15:20:00 2734020 5899668 10034716 61.29 261640 2896404 11994464 68.85 2092416 10962932 212 15:30:00 11924540 15231740 707996 4.32 267724 3031896 1770332 10.16 2132292 1789764 7960 15:40:00 8116236 11444728 4492804 27.44 269264 3051660 5237264 30.06 2135028 5577348 360 15:50:00 7873492 11216328 4721120 28.83 269972 3065304 5394744 30.97 2136168 5805460 392 16:00:00 6755524 10126728 5810556 35.49 270684 3092952 6568124 37.70 2140492 6916420 100 16:10:00 6471612 9844976 6091704 37.21 270960 3094844 6764676 38.83 2140788 7210816 60 Average: 6629300 10610323 5324664 32.52 265683 3680582 6497684 37.30 2115546 7045470 2014 14:50:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:00:00 lo 3.71 3.71 4.28 4.28 0.00 0.00 0.00 0.00 15:00:00 ens3 126.20 98.96 1954.22 10.75 0.00 0.00 0.00 0.00 15:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:00 lo 46.68 46.68 25.77 25.77 0.00 0.00 0.00 0.00 15:10:00 ens3 2.05 1.96 0.47 0.42 0.00 0.00 0.00 0.00 15:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:00 lo 28.96 28.96 12.12 12.12 0.00 0.00 0.00 0.00 15:20:00 ens3 0.71 0.77 0.16 0.13 0.00 0.00 0.00 0.00 15:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:00 lo 12.43 12.43 6.22 6.22 0.00 0.00 0.00 0.00 15:30:00 ens3 1.01 0.95 0.26 0.22 0.00 0.00 0.00 0.00 15:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:00 lo 19.74 19.74 10.46 10.46 0.00 0.00 0.00 0.00 15:40:00 ens3 0.98 0.86 0.22 1.03 0.00 0.00 0.00 0.00 15:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:00 lo 28.24 28.24 10.09 10.09 0.00 0.00 0.00 0.00 15:50:00 ens3 1.00 0.57 0.34 0.24 0.00 0.00 0.00 0.00 15:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:00 lo 19.44 19.44 11.02 11.02 0.00 0.00 0.00 0.00 16:00:00 ens3 0.71 0.67 0.15 0.12 0.00 0.00 0.00 0.00 16:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:00 lo 15.61 15.61 8.27 8.27 0.00 0.00 0.00 0.00 16:10:00 ens3 0.52 0.39 0.11 0.08 0.00 0.00 0.00 0.00 16:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.86 21.86 11.03 11.03 0.00 0.00 0.00 0.00 Average: ens3 16.57 13.08 243.23 1.62 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-12311) 12/10/25 _x86_64_ (4 CPU) 14:49:05 LINUX RESTART (4 CPU) 14:50:04 CPU %user %nice %system %iowait %steal %idle 15:00:00 all 48.75 0.00 2.62 1.19 0.10 47.35 15:00:00 0 50.37 0.00 2.58 0.96 0.09 46.00 15:00:00 1 49.87 0.00 2.48 0.98 0.09 46.57 15:00:00 2 50.22 0.00 2.80 1.02 0.10 45.86 15:00:00 3 44.52 0.00 2.62 1.81 0.10 50.95 15:10:00 all 60.15 0.00 2.22 0.09 0.11 37.43 15:10:00 0 59.29 0.00 2.26 0.07 0.11 38.28 15:10:00 1 60.42 0.00 2.29 0.11 0.11 37.07 15:10:00 2 60.20 0.00 2.01 0.12 0.11 37.55 15:10:00 3 60.70 0.00 2.32 0.05 0.11 36.83 15:20:00 all 16.19 0.00 0.91 1.07 0.08 81.76 15:20:00 0 16.37 0.00 0.85 2.99 0.08 79.71 15:20:00 1 15.75 0.00 0.89 0.06 0.08 83.23 15:20:00 2 16.55 0.00 1.01 0.69 0.09 81.66 15:20:00 3 16.08 0.00 0.88 0.52 0.08 82.44 15:30:00 all 28.65 0.00 1.04 0.26 0.09 69.95 15:30:00 0 28.75 0.00 1.10 0.40 0.10 69.65 15:30:00 1 29.80 0.00 1.08 0.15 0.09 68.88 15:30:00 2 27.45 0.00 1.09 0.47 0.09 70.89 15:30:00 3 28.61 0.00 0.89 0.04 0.09 70.38 15:40:00 all 17.47 0.00 0.70 0.03 0.08 81.71 15:40:00 0 17.77 0.00 0.60 0.06 0.08 81.49 15:40:00 1 16.98 0.00 0.82 0.02 0.08 82.10 15:40:00 2 17.43 0.00 0.71 0.04 0.09 81.74 15:40:00 3 17.71 0.00 0.67 0.01 0.08 81.53 15:50:00 all 8.46 0.00 0.48 0.08 0.08 90.91 15:50:00 0 8.42 0.00 0.50 0.05 0.08 90.96 15:50:00 1 7.83 0.00 0.50 0.04 0.08 91.55 15:50:00 2 9.02 0.00 0.49 0.04 0.08 90.37 15:50:00 3 8.55 0.00 0.43 0.18 0.08 90.75 16:00:00 all 16.27 0.00 0.72 0.24 0.08 82.68 16:00:00 0 15.35 0.00 0.74 0.54 0.08 83.30 16:00:00 1 16.94 0.00 0.76 0.02 0.08 82.19 16:00:00 2 16.80 0.00 0.61 0.27 0.08 82.23 16:00:00 3 15.99 0.00 0.79 0.12 0.08 83.01 16:10:00 all 2.93 0.00 0.27 0.02 0.07 96.71 16:10:00 0 3.06 0.00 0.29 0.02 0.07 96.57 16:10:00 1 2.99 0.00 0.26 0.02 0.07 96.66 16:10:00 2 2.89 0.00 0.27 0.03 0.07 96.75 16:10:00 3 2.77 0.00 0.28 0.00 0.06 96.89 Average: all 24.82 0.00 1.12 0.37 0.09 73.60 Average: 0 24.88 0.00 1.11 0.64 0.09 73.29 Average: 1 25.04 0.00 1.13 0.17 0.09 73.57 Average: 2 25.04 0.00 1.12 0.33 0.09 73.41 Average: 3 24.34 0.00 1.11 0.34 0.09 74.13