---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-13182 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 11G 67G 15% / 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 635 9669 4 5684 15011 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:b3:e5:ba brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.5/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81335sec preferred_lft 81335sec inet6 fe80::f816:3eff:feb3:e5ba/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:10:9e:c8:fb:a1 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-4g-13182) 11/24/25 _x86_64_ (4 CPU) 14:49:13 LINUX RESTART (4 CPU) 14:50:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:00:01 5.36 0.64 4.37 0.35 540.22 695.02 4106.90 15:10:26 11.11 0.01 1.37 9.73 0.31 15.77 232863.75 15:20:15 1.23 0.00 1.22 0.01 0.01 14.00 0.11 15:30:06 1.22 0.00 1.21 0.01 0.00 13.66 0.11 15:40:07 1.25 0.00 1.23 0.02 0.00 14.44 0.13 15:50:08 40.43 4.58 35.03 0.81 267.53 3473.69 1603.03 16:00:07 27.16 0.12 24.11 2.93 5.78 3800.47 5868.50 16:10:10 24.35 0.06 21.41 2.87 1.62 5788.99 13877.59 Average: 14.07 0.68 11.25 2.14 101.59 1728.28 33461.56 14:50:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:00:01 13481080 15510856 504312 3.08 57012 2197008 1138192 6.53 380988 2244468 144 15:10:26 13475632 15510920 504196 3.08 57724 2201828 1138256 6.53 386412 2244324 136 15:20:15 13473872 15509612 505496 3.09 58136 2201832 1138256 6.53 386852 2245120 172 15:30:06 13473424 15509660 505496 3.09 58488 2201972 1138256 6.53 387208 2245924 244 15:40:07 13470160 15506828 508292 3.10 58920 2201976 1138288 6.53 387636 2248552 40 15:50:08 10846088 14031560 1930912 11.79 123748 3218136 2262356 12.99 665860 4509372 177004 16:00:07 9556360 13419084 2536680 15.49 161696 3791680 2740436 15.73 915988 5480984 10824 16:10:10 7986516 13200068 2749648 16.79 185580 5050252 2875964 16.51 1192580 6687624 32368 Average: 11970392 14774824 1218129 7.44 95163 2883086 1696250 9.74 587940 3488296 27616 14:50:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:00:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 15:00:01 ens3 10.61 5.15 126.82 0.41 0.00 0.00 0.00 0.00 15:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:26 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:10:26 ens3 0.25 0.08 0.04 0.02 0.00 0.00 0.00 0.00 15:10:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:15 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:20:15 ens3 0.28 0.08 0.05 0.02 0.00 0.00 0.00 0.00 15:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:30:06 ens3 0.25 0.08 0.05 0.02 0.00 0.00 0.00 0.00 15:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:07 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:40:07 ens3 0.44 0.17 0.14 0.09 0.00 0.00 0.00 0.00 15:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:08 lo 118.45 118.45 112.55 112.55 0.00 0.00 0.00 0.00 15:50:08 ens3 89.85 68.82 777.54 13.90 0.00 0.00 0.00 0.00 15:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:07 lo 1308.73 1308.73 1246.83 1246.83 0.00 0.00 0.00 0.00 16:00:07 ens3 41.07 33.04 94.47 10.33 0.00 0.00 0.00 0.00 16:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:10 lo 611.88 611.88 582.00 582.00 0.00 0.00 0.00 0.00 16:10:10 ens3 48.22 41.25 225.91 11.61 0.00 0.00 0.00 0.00 16:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 254.64 254.64 242.39 242.39 0.00 0.00 0.00 0.00 Average: ens3 23.88 18.59 153.22 4.55 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-4g-13182) 11/24/25 _x86_64_ (4 CPU) 14:49:13 LINUX RESTART (4 CPU) 14:50:03 CPU %user %nice %system %iowait %steal %idle 15:00:01 all 0.38 0.00 0.12 0.08 0.02 99.40 15:00:01 0 0.19 0.00 0.16 0.11 0.01 99.53 15:00:01 1 0.35 0.00 0.10 0.11 0.02 99.43 15:00:01 2 0.52 0.00 0.10 0.04 0.03 99.32 15:00:01 3 0.45 0.00 0.13 0.08 0.03 99.31 15:10:26 all 0.24 0.00 0.02 0.03 0.02 99.69 15:10:26 0 0.02 0.00 0.01 0.01 0.01 99.95 15:10:26 1 0.02 0.00 0.03 0.07 0.02 99.86 15:10:26 2 0.02 0.00 0.02 0.00 0.02 99.94 15:10:26 3 0.89 0.00 0.04 0.02 0.04 99.02 15:20:15 all 0.31 0.00 0.03 0.01 0.02 99.64 15:20:15 0 0.42 0.00 0.04 0.00 0.01 99.53 15:20:15 1 0.76 0.00 0.04 0.00 0.04 99.15 15:20:15 2 0.02 0.00 0.02 0.00 0.02 99.95 15:20:15 3 0.03 0.00 0.01 0.02 0.01 99.93 15:30:06 all 0.09 0.00 0.02 0.01 0.02 99.86 15:30:06 0 0.01 0.00 0.01 0.00 0.00 99.98 15:30:06 1 0.33 0.00 0.04 0.00 0.05 99.58 15:30:06 2 0.02 0.00 0.01 0.01 0.02 99.95 15:30:06 3 0.01 0.00 0.01 0.02 0.01 99.95 15:40:07 all 0.04 0.00 0.02 0.01 0.02 99.92 15:40:07 0 0.01 0.00 0.01 0.00 0.00 99.97 15:40:07 1 0.10 0.00 0.04 0.00 0.05 99.82 15:40:07 2 0.02 0.00 0.02 0.00 0.02 99.94 15:40:07 3 0.02 0.00 0.01 0.03 0.01 99.93 15:50:08 all 16.95 0.00 0.76 0.26 0.05 81.98 15:50:08 0 18.44 0.00 0.82 0.12 0.04 80.59 15:50:08 1 16.37 0.00 0.65 0.42 0.06 82.50 15:50:08 2 16.80 0.00 0.74 0.09 0.04 82.33 15:50:08 3 16.18 0.00 0.84 0.42 0.04 82.51 16:00:07 all 64.86 0.00 2.44 0.28 0.11 32.31 16:00:07 0 66.82 0.00 2.50 0.24 0.11 30.33 16:00:07 1 66.78 0.00 2.44 0.35 0.10 30.33 16:00:07 2 64.33 0.00 2.48 0.16 0.11 32.93 16:00:07 3 61.52 0.00 2.36 0.38 0.11 35.63 16:10:10 all 58.68 0.00 2.17 0.32 0.10 38.73 16:10:10 0 55.62 0.00 2.20 0.37 0.10 41.71 16:10:10 1 59.03 0.00 2.33 0.17 0.10 38.36 16:10:10 2 58.52 0.00 1.92 0.25 0.10 39.21 16:10:10 3 61.56 0.00 2.21 0.47 0.10 35.66 Average: all 17.64 0.00 0.70 0.12 0.04 81.49 Average: 0 17.64 0.00 0.71 0.11 0.03 81.51 Average: 1 17.92 0.00 0.71 0.14 0.05 81.18 Average: 2 17.48 0.00 0.66 0.07 0.04 81.74 Average: 3 17.54 0.00 0.70 0.18 0.04 81.54