---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-8291 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: 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 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 688 11169 3 4132 14958 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:39:95:2c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.55/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79617sec preferred_lft 79617sec inet6 fe80::f816:3eff:fe39:952c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:e7:a2:6c:6d:09 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-8291) 11/12/25 _x86_64_ (4 CPU) 16:01:24 LINUX RESTART (4 CPU) 16:10:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:20:08 79.95 28.71 48.23 3.01 379.85 5396.08 8106.74 16:30:01 10.76 0.11 10.12 0.53 4.75 286.83 383.44 16:40:08 9.03 0.06 8.49 0.48 1.77 535.89 841.05 16:50:10 20.55 0.02 19.72 0.81 0.82 531.08 1331.72 17:00:01 5.96 0.00 5.69 0.27 0.27 130.67 61.02 17:10:10 7.48 0.22 6.93 0.33 7.81 206.08 110.96 17:20:06 17.77 12.18 5.52 0.07 146.49 102.24 31.07 17:30:01 3.53 0.00 3.39 0.14 0.00 105.41 21.95 17:40:10 23.35 0.03 10.27 13.05 0.96 613.46 208621.41 17:50:10 4.94 0.01 4.75 0.17 0.59 153.42 279.36 Average: 18.38 4.13 12.34 1.91 54.33 808.89 22282.01 16:10:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:20:08 3308332 6389236 9545208 58.30 262248 2813000 11759944 67.50 2107680 10386044 2960 16:30:01 3185720 6285520 9649964 58.94 263892 2830336 10888416 62.50 2129232 10489008 536 16:40:08 12114340 15312980 627584 3.83 267956 2924760 1303292 7.48 2157172 1544000 5528 16:50:10 11288736 14541500 1399108 8.55 271292 2975468 2115040 12.14 2173928 2376244 748 17:00:01 7981244 11245680 4692968 28.66 272004 2986428 5384732 30.91 2175184 5667808 84 17:10:10 6813888 10106960 5831324 35.62 273296 3013780 6589048 37.82 2179052 6815620 112 17:20:06 11112600 14479648 1460092 8.92 278808 3070016 2757252 15.83 2223088 2486448 15056 17:30:01 6551492 9920840 6016512 36.75 279380 3071724 6697040 38.44 2223724 7035652 264 17:40:10 8019268 11529740 4408440 26.92 284096 3201124 5146780 29.54 2244608 5536964 196 17:50:10 6930208 10463512 5474072 33.43 284616 3223376 6078812 34.89 2255856 6610932 72 Average: 7730583 11027562 4910527 29.99 273759 3011001 5872036 33.71 2186952 5894872 2556 16:10:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:20:08 lo 31.85 31.85 20.49 20.49 0.00 0.00 0.00 0.00 16:20:08 ens3 2.20 2.08 0.67 0.58 0.00 0.00 0.00 0.00 16:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:01 lo 38.39 38.39 15.33 15.33 0.00 0.00 0.00 0.00 16:30:01 ens3 1.05 0.89 0.23 0.19 0.00 0.00 0.00 0.00 16:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:08 lo 8.96 8.96 5.48 5.48 0.00 0.00 0.00 0.00 16:40:08 ens3 1.16 1.21 0.29 1.19 0.00 0.00 0.00 0.00 16:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:10 lo 12.85 12.85 7.21 7.21 0.00 0.00 0.00 0.00 16:50:10 ens3 0.89 0.75 0.21 0.16 0.00 0.00 0.00 0.00 16:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:01 lo 20.00 20.00 9.58 9.58 0.00 0.00 0.00 0.00 17:00:01 ens3 0.79 0.66 0.19 0.15 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 17:10:10 lo 28.46 28.46 11.24 11.24 0.00 0.00 0.00 0.00 17:10:10 ens3 0.58 0.49 0.12 0.09 0.00 0.00 0.00 0.00 17:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:06 lo 15.06 15.06 6.48 6.48 0.00 0.00 0.00 0.00 17:20:06 ens3 0.65 0.46 0.17 0.13 0.00 0.00 0.00 0.00 17:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:01 lo 17.86 17.86 10.64 10.64 0.00 0.00 0.00 0.00 17:30:01 ens3 0.71 0.50 0.19 0.14 0.00 0.00 0.00 0.00 17:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:10 lo 13.89 13.89 8.09 8.09 0.00 0.00 0.00 0.00 17:40:10 ens3 1.07 0.81 0.35 0.27 0.00 0.00 0.00 0.00 17:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:10 lo 33.07 33.07 12.92 12.92 0.00 0.00 0.00 0.00 17:50:10 ens3 0.92 0.64 0.19 0.15 0.00 0.00 0.00 0.00 17:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.01 22.01 10.74 10.74 0.00 0.00 0.00 0.00 Average: ens3 1.00 0.85 0.26 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-8291) 11/12/25 _x86_64_ (4 CPU) 16:01:24 LINUX RESTART (4 CPU) 16:10:06 CPU %user %nice %system %iowait %steal %idle 16:20:08 all 61.86 0.00 2.49 0.18 0.12 35.34 16:20:08 0 61.29 0.00 2.24 0.14 0.13 36.21 16:20:08 1 62.35 0.00 2.53 0.07 0.13 34.92 16:20:08 2 62.64 0.00 2.68 0.42 0.12 34.14 16:20:08 3 61.17 0.00 2.52 0.09 0.12 36.10 16:30:01 all 23.24 0.00 1.10 0.42 0.11 75.13 16:30:01 0 23.65 0.00 1.11 0.28 0.10 74.86 16:30:01 1 23.48 0.00 1.09 0.30 0.11 75.02 16:30:01 2 22.76 0.00 1.17 0.94 0.11 75.02 16:30:01 3 23.08 0.00 1.05 0.15 0.10 75.61 16:40:08 all 12.57 0.00 0.63 0.06 0.09 86.65 16:40:08 0 12.68 0.00 0.67 0.07 0.09 86.49 16:40:08 1 12.65 0.00 0.54 0.03 0.08 86.69 16:40:08 2 12.63 0.00 0.66 0.06 0.09 86.57 16:40:08 3 12.32 0.00 0.64 0.09 0.09 86.85 16:50:10 all 29.41 0.00 1.00 0.09 0.09 69.42 16:50:10 0 29.29 0.00 1.01 0.21 0.08 69.41 16:50:10 1 29.15 0.00 1.09 0.05 0.09 69.62 16:50:10 2 29.23 0.00 0.88 0.04 0.09 69.75 16:50:10 3 29.95 0.00 1.01 0.05 0.09 68.89 17:00:01 all 11.46 0.00 0.50 0.10 0.08 87.86 17:00:01 0 11.26 0.00 0.50 0.05 0.08 88.12 17:00:01 1 11.46 0.00 0.49 0.03 0.08 87.94 17:00:01 2 11.95 0.00 0.53 0.26 0.09 87.16 17:00:01 3 11.17 0.00 0.47 0.05 0.09 88.22 17:10:10 all 14.49 0.00 0.62 0.21 0.08 84.60 17:10:10 0 14.88 0.00 0.69 0.05 0.08 84.29 17:10:10 1 15.01 0.00 0.61 0.01 0.08 84.29 17:10:10 2 14.64 0.00 0.58 0.53 0.08 84.17 17:10:10 3 13.43 0.00 0.59 0.25 0.08 85.66 17:20:06 all 5.02 0.08 0.36 0.10 0.08 94.37 17:20:06 0 4.93 0.16 0.34 0.20 0.07 94.30 17:20:06 1 5.06 0.01 0.45 0.01 0.08 94.39 17:20:06 2 4.76 0.03 0.34 0.04 0.08 94.76 17:20:06 3 5.32 0.13 0.31 0.14 0.07 94.03 17:30:01 all 7.61 0.00 0.36 0.02 0.07 91.94 17:30:01 0 7.45 0.00 0.32 0.01 0.07 92.16 17:30:01 1 7.89 0.00 0.37 0.03 0.07 91.64 17:30:01 2 7.63 0.00 0.35 0.02 0.07 91.93 17:30:01 3 7.46 0.00 0.41 0.02 0.07 92.04 17:40:10 all 18.82 0.00 0.76 0.19 0.08 80.15 17:40:10 0 19.28 0.00 0.79 0.11 0.08 79.74 17:40:10 1 18.23 0.00 0.75 0.52 0.08 80.42 17:40:10 2 18.50 0.00 0.71 0.09 0.08 80.62 17:40:10 3 19.25 0.00 0.80 0.03 0.08 79.84 17:50:10 all 10.16 0.00 0.45 0.04 0.08 89.28 17:50:10 0 10.20 0.00 0.48 0.06 0.08 89.19 17:50:10 1 9.99 0.00 0.40 0.07 0.08 89.47 17:50:10 2 10.72 0.00 0.45 0.01 0.08 88.74 17:50:10 3 9.72 0.00 0.47 0.02 0.08 89.72 Average: all 19.50 0.01 0.83 0.14 0.09 79.43 Average: 0 19.53 0.02 0.82 0.12 0.09 79.43 Average: 1 19.56 0.00 0.83 0.11 0.09 79.40 Average: 2 19.59 0.00 0.84 0.24 0.09 79.25 Average: 3 19.33 0.01 0.83 0.09 0.09 79.65