---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-3401 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 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 715 11105 3 4167 14930 Swap: 1023 15 1008 ---> 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:11:b3:a0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.237/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79974sec preferred_lft 79974sec inet6 fe80::f816:3eff:fe11:b3a0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:64:3e:c6:11:10 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-3401) 12/03/25 _x86_64_ (4 CPU) 09:26:36 LINUX RESTART (4 CPU) 09:30:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:40:01 92.79 3.82 84.50 4.47 761.40 33257.34 17442.21 09:50:11 57.72 23.16 32.79 1.77 298.60 1843.36 1456.27 10:00:11 4.45 0.29 4.04 0.11 12.20 104.40 101.75 10:10:01 17.86 0.05 16.97 0.84 1.83 732.91 849.55 10:20:11 13.97 0.03 13.33 0.61 1.06 380.28 479.49 10:30:11 5.49 0.09 5.23 0.17 1.31 131.09 793.48 10:40:01 5.99 0.06 5.74 0.19 2.67 150.82 80.09 10:50:11 5.97 0.02 5.77 0.18 1.44 148.09 74.37 11:00:11 9.09 0.02 8.65 0.43 0.65 529.48 300.82 11:10:01 7.74 0.03 7.37 0.35 0.98 263.23 131.30 Average: 22.06 2.79 18.36 0.91 107.60 3705.87 2146.48 09:30:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:01 2070064 6948716 8977120 54.83 255668 4493312 10840548 62.22 2152872 11452196 4072 09:50:11 3575004 6733912 9200296 56.19 263360 2896620 10983088 63.04 2090204 10124096 596 10:00:11 7700484 10871504 5063420 30.93 263672 2908424 5704308 32.74 2094848 6007412 120 10:10:01 10425192 13716452 2221976 13.57 269084 3023212 2905100 16.68 2133516 3268812 240 10:20:11 8061976 11400852 4536172 27.71 271332 3068572 5225124 29.99 2138376 5630768 260 10:30:11 7888000 11241472 4695408 28.68 271892 3082608 5359420 30.76 2140000 5805072 192 10:40:01 6447732 9818156 6118016 37.37 272440 3099012 6756280 38.78 2142436 7229624 332 10:50:11 6380824 9768976 6167224 37.67 273036 3116148 6755084 38.77 2145732 7296004 180 11:00:11 7851752 11354788 4582268 27.99 276724 3226036 5317496 30.52 2153652 5825608 124 11:10:01 7105184 10649568 5287072 32.29 277836 3266280 5944484 34.12 2172572 6551692 232 Average: 6750621 10250440 5684897 34.72 269504 3218022 6579093 37.76 2136421 6919128 635 09:30:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:40:01 lo 7.01 7.01 7.70 7.70 0.00 0.00 0.00 0.00 09:40:01 ens3 76.48 54.81 1268.84 5.80 0.00 0.00 0.00 0.00 09:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:11 lo 46.66 46.66 23.91 23.91 0.00 0.00 0.00 0.00 09:50:11 ens3 2.25 2.08 0.50 1.34 0.00 0.00 0.00 0.00 09:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:11 lo 22.68 22.68 8.19 8.19 0.00 0.00 0.00 0.00 10:00:11 ens3 0.62 0.46 0.15 0.11 0.00 0.00 0.00 0.00 10:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 lo 9.61 9.61 5.86 5.86 0.00 0.00 0.00 0.00 10:10:01 ens3 0.99 0.91 0.25 0.21 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:11 lo 19.66 19.66 10.46 10.46 0.00 0.00 0.00 0.00 10:20:11 ens3 0.86 0.76 0.19 0.16 0.00 0.00 0.00 0.00 10:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:11 lo 22.95 22.95 9.00 9.00 0.00 0.00 0.00 0.00 10:30:11 ens3 0.72 0.52 0.19 0.14 0.00 0.00 0.00 0.00 10:30:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:01 lo 25.88 25.88 11.35 11.35 0.00 0.00 0.00 0.00 10:40:01 ens3 0.71 0.50 0.18 0.13 0.00 0.00 0.00 0.00 10:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:11 lo 17.38 17.38 10.43 10.43 0.00 0.00 0.00 0.00 10:50:11 ens3 0.61 0.62 0.13 0.11 0.00 0.00 0.00 0.00 10:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:11 lo 12.52 12.52 7.17 7.17 0.00 0.00 0.00 0.00 11:00:11 ens3 0.72 0.63 0.21 0.17 0.00 0.00 0.00 0.00 11:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 lo 24.80 24.80 10.59 10.59 0.00 0.00 0.00 0.00 11:10:01 ens3 0.85 0.70 0.20 0.16 0.00 0.00 0.00 0.00 11:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.98 20.98 10.50 10.50 0.00 0.00 0.00 0.00 Average: ens3 8.37 6.12 125.14 0.83 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-3401) 12/03/25 _x86_64_ (4 CPU) 09:26:36 LINUX RESTART (4 CPU) 09:30:11 CPU %user %nice %system %iowait %steal %idle 09:40:01 all 48.19 0.00 2.39 4.25 0.12 45.05 09:40:01 0 47.51 0.00 2.13 5.52 0.11 44.73 09:40:01 1 48.73 0.00 2.43 4.06 0.12 44.66 09:40:01 2 45.80 0.00 2.37 4.12 0.12 47.60 09:40:01 3 50.71 0.00 2.66 3.31 0.12 43.20 09:50:11 all 60.66 0.00 2.41 0.24 0.14 36.55 09:50:11 0 61.12 0.00 2.23 0.32 0.14 36.19 09:50:11 1 60.68 0.00 2.46 0.18 0.14 36.54 09:50:11 2 60.78 0.00 2.37 0.28 0.14 36.44 09:50:11 3 60.05 0.00 2.57 0.17 0.16 37.06 10:00:11 all 4.27 0.00 0.46 0.04 0.08 95.15 10:00:11 0 4.06 0.00 0.45 0.03 0.08 95.38 10:00:11 1 4.20 0.00 0.47 0.03 0.07 95.23 10:00:11 2 4.48 0.00 0.45 0.02 0.08 94.97 10:00:11 3 4.35 0.00 0.46 0.07 0.08 95.04 10:10:01 all 27.93 0.00 1.13 0.13 0.12 70.69 10:10:01 0 28.83 0.00 1.12 0.29 0.10 69.66 10:10:01 1 27.68 0.00 1.13 0.14 0.22 70.83 10:10:01 2 28.57 0.00 1.13 0.04 0.08 70.17 10:10:01 3 26.65 0.00 1.13 0.04 0.08 72.10 10:20:11 all 24.22 0.00 0.90 0.05 0.09 74.74 10:20:11 0 24.40 0.00 0.87 0.06 0.08 74.59 10:20:11 1 24.73 0.00 0.97 0.08 0.12 74.10 10:20:11 2 24.35 0.00 0.80 0.03 0.08 74.74 10:20:11 3 23.39 0.00 0.98 0.02 0.08 75.53 10:30:11 all 7.94 0.00 0.41 0.15 0.06 91.44 10:30:11 0 8.01 0.00 0.42 0.11 0.06 91.40 10:30:11 1 8.08 0.00 0.46 0.10 0.07 91.30 10:30:11 2 7.80 0.00 0.42 0.29 0.06 91.43 10:30:11 3 7.87 0.00 0.34 0.10 0.06 91.63 10:40:01 all 10.72 0.00 0.53 0.25 0.10 88.40 10:40:01 0 10.98 0.00 0.51 0.03 0.08 88.40 10:40:01 1 10.51 0.00 0.50 0.42 0.17 88.40 10:40:01 2 10.81 0.00 0.52 0.06 0.08 88.54 10:40:01 3 10.58 0.00 0.59 0.48 0.07 88.28 10:50:11 all 9.48 0.00 0.41 0.02 0.06 90.02 10:50:11 0 8.96 0.00 0.34 0.02 0.06 90.61 10:50:11 1 9.98 0.00 0.41 0.01 0.06 89.54 10:50:11 2 9.76 0.00 0.43 0.04 0.07 89.71 10:50:11 3 9.20 0.00 0.48 0.01 0.06 90.24 11:00:11 all 12.64 0.00 0.58 3.86 0.08 82.84 11:00:11 0 13.21 0.00 0.57 3.33 0.07 82.82 11:00:11 1 12.32 0.00 0.62 3.34 0.09 83.63 11:00:11 2 12.60 0.00 0.58 5.43 0.08 81.31 11:00:11 3 12.45 0.00 0.55 3.33 0.08 83.60 11:10:01 all 15.57 0.00 0.59 0.21 0.07 83.56 11:10:01 0 15.42 0.00 0.63 0.26 0.07 83.62 11:10:01 1 15.95 0.00 0.60 0.08 0.07 83.30 11:10:01 2 14.56 0.00 0.52 0.16 0.08 84.69 11:10:01 3 16.34 0.00 0.60 0.33 0.08 82.65 Average: all 22.19 0.00 0.98 0.91 0.09 75.82 Average: 0 22.28 0.00 0.93 0.99 0.09 75.71 Average: 1 22.32 0.00 1.01 0.84 0.11 75.73 Average: 2 21.98 0.00 0.96 1.04 0.09 75.93 Average: 3 22.18 0.00 1.04 0.78 0.09 75.91