---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-1626 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: 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 701 11421 3 3865 14945 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:21:e0:c0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.42/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79475sec preferred_lft 79475sec inet6 fe80::f816:3eff:fe21:e0c0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:dd:6e:a3:61:33 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-16g-1626) 11/27/25 _x86_64_ (4 CPU) 12:51:04 LINUX RESTART (4 CPU) 13:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:39 65.89 20.11 42.93 2.85 286.11 5110.09 3001.37 13:20:39 17.43 4.77 11.97 0.69 97.23 368.93 949.75 13:30:01 14.04 0.13 13.11 0.80 9.84 677.50 1246.91 13:40:39 14.11 0.02 13.49 0.61 0.85 408.33 357.19 13:50:39 7.61 0.01 7.30 0.30 0.55 198.01 144.05 14:00:01 2.54 0.01 2.51 0.02 0.36 47.41 0.17 14:10:24 7.50 0.03 7.19 0.28 2.48 220.75 131.31 14:20:22 2.64 0.01 2.64 0.00 0.28 45.42 0.00 14:30:01 8.56 0.02 8.08 0.46 0.48 542.16 155.26 14:40:22 7.87 0.03 7.51 0.33 0.94 257.67 101.40 Average: 15.20 2.63 11.92 0.65 41.56 815.47 620.52 13:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:39 163532 3101000 12830324 78.36 258500 2692100 13908144 79.83 2049440 13595296 604 13:20:39 3268744 6131188 9804204 59.88 260060 2627732 11004936 63.17 2026000 10542416 288 13:30:01 8603924 11578484 4360564 26.63 265196 2734836 5162484 29.63 2065652 5187228 372 13:40:39 8338004 11364892 4573908 27.94 267252 2785108 5313836 30.50 2071132 5452096 176 13:50:39 8564876 11614832 4324192 26.41 268068 2807372 5142500 29.52 2073120 5205680 96 14:00:01 8228540 11282040 4656456 28.44 268220 2810756 5306000 30.46 2073372 5555844 260 14:10:24 7006816 10091756 5846456 35.71 268768 2841644 6623572 38.02 2078900 6756812 120 14:20:22 6688624 9775924 6161696 37.63 269052 2843732 6819472 39.14 2079320 7075268 40 14:30:01 8163668 11363656 4575064 27.94 273012 2952400 5316724 30.52 2087836 5600144 260 14:40:22 7386588 10627336 5310792 32.44 274008 2992176 6023496 34.57 2106672 6364772 672 Average: 6641332 9693111 6244366 38.14 267214 2808786 7062116 40.54 2071144 7133556 289 13:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:39 lo 30.77 30.77 19.56 19.56 0.00 0.00 0.00 0.00 13:10:39 ens3 2.22 2.13 0.69 1.41 0.00 0.00 0.00 0.00 13:10:39 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:39 lo 38.21 38.21 15.18 15.18 0.00 0.00 0.00 0.00 13:20:39 ens3 1.14 0.89 0.24 0.20 0.00 0.00 0.00 0.00 13:20:39 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:01 lo 12.66 12.66 7.26 7.26 0.00 0.00 0.00 0.00 13:30:01 ens3 1.00 0.89 0.26 0.22 0.00 0.00 0.00 0.00 13:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:39 lo 15.96 15.96 7.93 7.93 0.00 0.00 0.00 0.00 13:40:39 ens3 1.53 0.85 0.46 0.32 0.00 0.00 0.00 0.00 13:40:39 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:39 lo 16.15 16.15 8.37 8.37 0.00 0.00 0.00 0.00 13:50:39 ens3 0.74 0.74 0.15 0.13 0.00 0.00 0.00 0.00 13:50:39 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:01 lo 24.69 24.69 8.04 8.04 0.00 0.00 0.00 0.00 14:00:01 ens3 0.52 0.30 0.14 0.09 0.00 0.00 0.00 0.00 14:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:24 lo 18.46 18.46 10.45 10.45 0.00 0.00 0.00 0.00 14:10:24 ens3 0.73 0.69 0.15 0.12 0.00 0.00 0.00 0.00 14:10:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:22 lo 15.54 15.54 8.25 8.25 0.00 0.00 0.00 0.00 14:20:22 ens3 0.72 0.47 0.21 0.15 0.00 0.00 0.00 0.00 14:20:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:01 lo 9.36 9.36 5.99 5.99 0.00 0.00 0.00 0.00 14:30:01 ens3 0.71 0.61 0.20 0.16 0.00 0.00 0.00 0.00 14:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:22 lo 25.66 25.66 10.73 10.73 0.00 0.00 0.00 0.00 14:40:22 ens3 0.96 0.77 0.26 0.20 0.00 0.00 0.00 0.00 14:40:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.86 20.86 10.27 10.27 0.00 0.00 0.00 0.00 Average: ens3 1.04 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-16g-1626) 11/27/25 _x86_64_ (4 CPU) 12:51:04 LINUX RESTART (4 CPU) 13:00:01 CPU %user %nice %system %iowait %steal %idle 13:10:39 all 58.93 0.00 2.69 0.14 0.12 38.11 13:10:39 0 58.99 0.00 2.63 0.15 0.12 38.11 13:10:39 1 59.21 0.00 2.72 0.20 0.14 37.73 13:10:39 2 59.12 0.00 2.87 0.09 0.11 37.81 13:10:39 3 58.41 0.00 2.55 0.13 0.11 38.80 13:20:39 all 28.82 0.00 1.22 0.07 0.10 69.78 13:20:39 0 29.24 0.00 1.25 0.05 0.11 69.36 13:20:39 1 27.29 0.00 1.17 0.03 0.10 71.41 13:20:39 2 28.97 0.00 1.15 0.11 0.10 69.67 13:20:39 3 29.79 0.00 1.30 0.11 0.10 68.70 13:30:01 all 25.24 0.00 1.10 0.06 0.09 73.51 13:30:01 0 25.63 0.00 1.00 0.07 0.09 73.22 13:30:01 1 25.85 0.00 1.15 0.10 0.09 72.81 13:30:01 2 23.63 0.00 1.05 0.03 0.09 75.20 13:30:01 3 25.86 0.00 1.20 0.04 0.09 72.80 13:40:39 all 26.10 0.00 1.00 1.46 0.09 71.35 13:40:39 0 26.33 0.00 1.15 3.68 0.09 68.75 13:40:39 1 26.69 0.00 0.95 0.59 0.09 71.68 13:40:39 2 24.84 0.00 0.91 0.87 0.09 73.30 13:40:39 3 26.53 0.00 1.00 0.70 0.09 71.68 13:50:39 all 14.77 0.00 0.64 0.33 0.08 84.18 13:50:39 0 14.40 0.00 0.67 0.31 0.08 84.54 13:50:39 1 14.79 0.00 0.65 0.32 0.09 84.14 13:50:39 2 14.96 0.00 0.65 0.26 0.08 84.05 13:50:39 3 14.92 0.00 0.57 0.44 0.08 84.00 14:00:01 all 3.57 0.00 0.29 0.09 0.06 96.00 14:00:01 0 3.54 0.00 0.29 0.10 0.05 96.02 14:00:01 1 3.79 0.00 0.29 0.02 0.06 95.84 14:00:01 2 3.50 0.00 0.29 0.11 0.06 96.04 14:00:01 3 3.44 0.00 0.29 0.12 0.06 96.10 14:10:24 all 17.43 0.00 0.79 0.15 0.08 81.55 14:10:24 0 17.63 0.00 0.77 0.09 0.08 81.44 14:10:24 1 17.17 0.00 0.78 0.11 0.08 81.85 14:10:24 2 17.35 0.00 0.76 0.36 0.08 81.44 14:10:24 3 17.59 0.00 0.83 0.04 0.09 81.45 14:20:22 all 3.14 0.00 0.26 0.01 0.08 96.51 14:20:22 0 3.00 0.00 0.27 0.01 0.10 96.62 14:20:22 1 3.34 0.00 0.25 0.02 0.07 96.32 14:20:22 2 3.10 0.00 0.25 0.00 0.07 96.58 14:20:22 3 3.13 0.00 0.27 0.02 0.07 96.52 14:30:01 all 14.32 0.00 0.69 0.04 0.07 84.88 14:30:01 0 14.04 0.00 0.71 0.01 0.07 85.16 14:30:01 1 14.59 0.00 0.70 0.07 0.07 84.57 14:30:01 2 14.37 0.00 0.80 0.05 0.08 84.70 14:30:01 3 14.26 0.00 0.56 0.03 0.07 85.08 14:40:22 all 16.57 0.00 0.71 0.03 0.08 82.61 14:40:22 0 16.47 0.00 0.75 0.04 0.08 82.66 14:40:22 1 16.36 0.00 0.71 0.03 0.09 82.81 14:40:22 2 16.85 0.00 0.62 0.02 0.08 82.43 14:40:22 3 16.59 0.00 0.75 0.03 0.08 82.54 Average: all 21.25 0.00 0.95 0.25 0.09 77.46 Average: 0 21.29 0.00 0.97 0.47 0.09 77.18 Average: 1 21.27 0.00 0.95 0.15 0.09 77.54 Average: 2 21.04 0.00 0.95 0.20 0.09 77.73 Average: 3 21.42 0.00 0.95 0.17 0.08 77.38