---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-55 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 14% / 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 611 10220 4 5157 15035 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:04:3a:6b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.190/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 76545sec preferred_lft 76545sec inet6 fe80::f816:3eff:fe04:3a6b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:82:13:2e:7b:ec 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-55) 10/20/25 _x86_64_ (4 CPU) 00:00:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.67 0.22 1.45 0.01 9.22 18.16 0.09 00:20:23 1.84 0.00 1.43 0.41 0.00 16.25 880.05 00:30:23 39.50 4.00 34.81 0.69 249.15 3551.47 795.73 00:40:01 3.53 0.06 3.31 0.17 6.98 596.97 19.01 00:50:22 19.47 0.52 17.36 1.59 18.93 2439.52 9340.74 Average: 13.25 0.96 11.71 0.58 56.61 1330.18 2267.65 00:00:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 13299944 15519144 493356 3.01 65000 2377248 1125840 6.46 475360 2338436 8 00:20:23 13299304 15519060 493292 3.01 65400 2377388 1125840 6.46 475804 2338528 12 00:30:23 10540996 13778900 2183640 13.34 116568 3294452 2505676 14.38 733360 4771408 21592 00:40:01 9161776 12541560 3419844 20.89 121600 3418924 3549548 20.37 775120 6076124 1016 00:50:22 8647036 13569892 2384924 14.57 144444 4879524 2507692 14.39 1147560 6148788 1072484 Average: 10989811 14185711 1795011 10.96 102602 3269507 2162919 12.42 721441 4334657 219022 00:00:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 00:10:01 ens3 0.18 0.08 0.04 0.02 0.00 0.00 0.00 0.00 00:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:20:23 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 00:20:23 ens3 0.18 0.07 0.04 0.02 0.00 0.00 0.00 0.00 00:20:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:23 lo 0.39 0.39 0.05 0.05 0.00 0.00 0.00 0.00 00:30:23 ens3 79.92 62.11 715.86 11.90 0.00 0.00 0.00 0.00 00:30:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:01 lo 0.61 0.61 0.39 0.39 0.00 0.00 0.00 0.00 00:40:01 ens3 10.87 8.40 40.28 2.31 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:22 lo 489.60 489.60 465.17 465.17 0.00 0.00 0.00 0.00 00:50:22 ens3 49.48 35.09 470.03 6.68 0.00 0.00 0.00 0.00 00:50:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 101.09 101.09 95.91 95.91 0.00 0.00 0.00 0.00 Average: ens3 28.24 21.22 246.94 4.19 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-55) 10/20/25 _x86_64_ (4 CPU) 00:00:06 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.02 0.00 0.02 0.04 0.02 99.91 00:10:01 0 0.02 0.00 0.02 0.00 0.01 99.94 00:10:01 1 0.02 0.00 0.03 0.02 0.02 99.91 00:10:01 2 0.02 0.00 0.02 0.06 0.02 99.88 00:10:01 3 0.01 0.00 0.01 0.06 0.02 99.90 00:20:23 all 0.20 0.00 0.02 0.01 0.02 99.74 00:20:23 0 0.02 0.00 0.01 0.00 0.01 99.96 00:20:23 1 0.01 0.00 0.02 0.01 0.02 99.93 00:20:23 2 0.01 0.00 0.02 0.03 0.01 99.92 00:20:23 3 0.76 0.00 0.04 0.00 0.03 99.18 00:30:23 all 26.64 0.00 0.76 0.36 0.05 72.19 00:30:23 0 25.12 0.00 0.56 0.39 0.04 73.89 00:30:23 1 24.70 0.00 0.77 0.27 0.06 74.20 00:30:23 2 28.17 0.00 0.93 0.62 0.06 70.23 00:30:23 3 28.56 0.00 0.78 0.16 0.05 70.45 00:40:01 all 49.05 0.00 0.74 0.06 0.08 50.07 00:40:01 0 50.03 0.00 0.70 0.02 0.08 49.16 00:40:01 1 42.33 0.00 0.69 0.07 0.08 56.83 00:40:01 2 59.21 0.00 0.80 0.03 0.09 39.87 00:40:01 3 44.66 0.00 0.76 0.11 0.07 54.41 00:50:22 all 52.28 0.00 1.38 1.20 0.14 45.00 00:50:22 0 40.98 0.00 1.51 0.81 0.12 56.58 00:50:22 1 65.16 0.00 1.34 1.53 0.13 31.84 00:50:22 2 43.79 0.00 1.34 2.01 0.11 52.75 00:50:22 3 59.21 0.00 1.32 0.44 0.20 38.83 Average: all 25.50 0.00 0.59 0.34 0.06 73.52 Average: 0 23.04 0.00 0.57 0.25 0.05 76.09 Average: 1 26.44 0.00 0.57 0.39 0.06 72.54 Average: 2 25.95 0.00 0.62 0.56 0.06 72.81 Average: 3 26.55 0.00 0.58 0.16 0.07 72.64