---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-29940 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 UTC 2026 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 18G 138G 12% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 774 19152 4 12166 30850 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:a4:0d:a8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.152/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84433sec preferred_lft 84433sec inet6 fe80::f816:3eff:fea4:da8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:8d:01:86:bd:3b 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 inet6 fe80::c08d:1ff:fe86:bd3b/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-29940) 06/24/26 _x86_64_ (8 CPU) 00:00:30 LINUX RESTART (8 CPU) 00:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 20.62 0.50 19.57 0.55 17.63 14424.34 1666.33 00:30:05 30.12 2.00 27.06 1.06 314.05 11021.68 3864.09 Average: 25.41 1.26 23.34 0.81 166.88 12711.07 2772.92 00:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 19054432 27780488 4509340 13.72 189328 8590544 4810596 14.19 2078316 11070416 309072 00:30:05 19802432 31577644 696480 2.12 228784 11464500 1323744 3.90 3053676 9180536 280 Average: 19428432 29679066 2602910 7.92 209056 10027522 3067170 9.04 2565996 10125476 154676 00:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 245.61 245.61 240.10 240.10 0.00 0.00 0.00 0.00 00:20:01 ens3 62.69 52.83 322.94 13.82 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:05 lo 7.54 7.54 0.92 0.92 0.00 0.00 0.00 0.00 00:30:05 ens3 141.70 150.83 226.11 2593.57 0.00 0.00 0.00 0.00 00:30:05 docker0 80.20 76.54 1365.96 10.22 0.00 0.00 0.00 0.00 Average: lo 125.74 125.74 119.67 119.67 0.00 0.00 0.00 0.00 Average: ens3 102.48 102.17 274.18 1312.74 0.00 0.00 0.00 0.00 Average: docker0 40.38 38.54 687.77 5.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-29940) 06/24/26 _x86_64_ (8 CPU) 00:00:30 LINUX RESTART (8 CPU) 00:10:05 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 31.34 0.00 1.51 0.09 0.07 66.99 00:20:01 0 28.02 0.00 1.31 0.12 0.06 70.48 00:20:01 1 34.41 0.00 1.69 0.04 0.07 63.79 00:20:01 2 34.87 0.00 1.67 0.15 0.07 63.25 00:20:01 3 38.48 0.00 1.57 0.06 0.07 59.83 00:20:01 4 33.65 0.00 1.57 0.01 0.07 64.70 00:20:01 5 27.49 0.00 1.39 0.08 0.07 70.97 00:20:01 6 27.18 0.00 1.22 0.07 0.06 71.47 00:20:01 7 26.65 0.00 1.66 0.19 0.07 71.43 00:30:05 all 8.70 0.00 1.06 0.11 0.05 90.08 00:30:05 0 3.81 0.00 0.44 0.05 0.04 95.66 00:30:05 1 4.51 0.00 0.65 0.12 0.05 94.67 00:30:05 2 14.97 0.00 1.92 0.05 0.05 83.01 00:30:05 3 11.17 0.00 1.44 0.11 0.05 87.23 00:30:05 4 11.25 0.00 1.93 0.18 0.04 86.60 00:30:05 5 5.69 0.00 0.76 0.05 0.05 93.45 00:30:05 6 8.28 0.00 0.48 0.10 0.04 91.11 00:30:05 7 9.89 0.00 0.91 0.21 0.05 88.94 Average: all 19.93 0.00 1.29 0.10 0.06 78.63 Average: 0 15.81 0.00 0.87 0.08 0.05 83.18 Average: 1 19.36 0.00 1.17 0.08 0.06 79.33 Average: 2 24.84 0.00 1.80 0.10 0.06 73.21 Average: 3 24.72 0.00 1.50 0.08 0.06 73.64 Average: 4 22.36 0.00 1.75 0.09 0.05 75.74 Average: 5 16.50 0.00 1.07 0.06 0.06 82.31 Average: 6 17.64 0.00 0.85 0.08 0.05 81.38 Average: 7 18.20 0.00 1.28 0.20 0.06 80.25