---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-30778 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 12G 144G 8% / 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 898 24872 4 6321 30726 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:81:52:2e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.18/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84314sec preferred_lft 84314sec inet6 fe80::f816:3eff:fe81:522e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:e8:fc:34:c1:e3 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-30778) 06/26/26 _x86_64_ (8 CPU) 07:47:54 LINUX RESTART (8 CPU) 07:50:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:00:15 41.05 2.61 21.80 16.64 145.96 5078.47 516139.35 08:10:15 37.22 0.01 32.33 4.87 0.08 2524.22 18002.41 08:20:10 32.17 0.01 28.21 3.95 0.12 2846.67 22515.35 Average: 36.83 0.88 27.44 8.50 48.87 3485.04 186044.80 07:50:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:15 25681904 29209168 3101536 9.44 156516 3599216 3601728 10.62 692368 6046864 6436 08:10:15 24815332 28909792 3396240 10.33 195492 4081008 3389992 10.00 826436 6732184 174036 08:20:10 24702356 29135964 3166368 9.64 217464 4365908 3694060 10.89 929152 6698636 21088 Average: 25066531 29084975 3221381 9.80 189824 4015377 3561927 10.50 815985 6492561 67187 07:50:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:15 lo 875.98 875.98 832.85 832.85 0.00 0.00 0.00 0.00 08:00:15 ens3 75.75 55.69 539.19 11.48 0.00 0.00 0.00 0.00 08:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:15 lo 2168.08 2168.08 2066.36 2066.36 0.00 0.00 0.00 0.00 08:10:15 ens3 22.67 19.19 8.81 6.05 0.00 0.00 0.00 0.00 08:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:10 lo 1539.09 1539.09 1465.28 1465.28 0.00 0.00 0.00 0.00 08:20:10 ens3 24.20 20.39 9.02 6.73 0.00 0.00 0.00 0.00 08:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1527.68 1527.68 1454.79 1454.79 0.00 0.00 0.00 0.00 Average: ens3 40.92 31.79 186.21 8.09 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-30778) 06/26/26 _x86_64_ (8 CPU) 07:47:54 LINUX RESTART (8 CPU) 07:50:15 CPU %user %nice %system %iowait %steal %idle 08:00:15 all 41.04 0.00 1.69 0.07 0.10 57.11 08:00:15 0 38.81 0.00 1.88 0.11 0.10 59.11 08:00:15 1 40.92 0.00 1.78 0.04 0.10 57.15 08:00:15 2 45.35 0.00 1.84 0.14 0.11 52.57 08:00:15 3 41.84 0.00 1.82 0.04 0.10 56.20 08:00:15 4 39.88 0.00 1.50 0.06 0.10 58.46 08:00:15 5 43.32 0.00 1.71 0.03 0.11 54.84 08:00:15 6 41.88 0.00 1.44 0.05 0.10 56.53 08:00:15 7 36.32 0.00 1.52 0.06 0.09 62.00 08:10:15 all 37.94 0.00 1.81 0.12 0.09 60.04 08:10:15 0 33.95 0.00 1.59 0.25 0.09 64.12 08:10:15 1 40.07 0.00 2.20 0.24 0.10 57.40 08:10:15 2 41.17 0.00 1.78 0.06 0.10 56.89 08:10:15 3 40.65 0.00 2.06 0.05 0.10 57.14 08:10:15 4 40.30 0.00 1.47 0.04 0.09 58.09 08:10:15 5 36.08 0.00 1.69 0.05 0.09 62.09 08:10:15 6 35.23 0.00 1.77 0.08 0.09 62.83 08:10:15 7 36.06 0.00 1.90 0.17 0.09 61.78 08:20:10 all 36.98 0.00 1.77 0.06 0.10 61.09 08:20:10 0 35.18 0.00 1.62 0.06 0.10 63.04 08:20:10 1 40.87 0.00 1.80 0.02 0.10 57.21 08:20:10 2 36.97 0.00 1.90 0.04 0.10 60.98 08:20:10 3 37.29 0.00 1.74 0.04 0.10 60.83 08:20:10 4 39.45 0.00 2.03 0.05 0.10 58.37 08:20:10 5 37.72 0.00 1.48 0.05 0.10 60.64 08:20:10 6 37.36 0.00 1.84 0.10 0.10 60.60 08:20:10 7 31.03 0.00 1.75 0.09 0.09 67.04 Average: all 38.66 0.00 1.75 0.08 0.10 59.41 Average: 0 35.98 0.00 1.70 0.14 0.09 62.09 Average: 1 40.62 0.00 1.92 0.10 0.10 57.25 Average: 2 41.18 0.00 1.84 0.08 0.10 56.80 Average: 3 39.93 0.00 1.87 0.05 0.10 58.05 Average: 4 39.88 0.00 1.66 0.05 0.10 58.31 Average: 5 39.04 0.00 1.63 0.04 0.10 59.19 Average: 6 38.16 0.00 1.68 0.08 0.10 59.99 Average: 7 34.48 0.00 1.72 0.11 0.09 63.60