---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-62457 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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): 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 13G 65G 17% / 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 678 8251 4 7058 14967 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:ac:76:9b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.136/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84052sec preferred_lft 84052sec inet6 fe80::f816:3eff:feac:769b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:b6:83:04:eb:1b 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 5.15.0-198-generic (prd-ubuntu2204-docker-4c-4g-62457) 10/06/26 _x86_64_ (4 CPU) 13:55:23 LINUX RESTART (4 CPU) 14:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:13 28.47 0.18 24.61 3.68 9.90 3351.01 39056.25 14:20:02 31.90 0.02 28.69 3.19 0.41 2514.19 30810.13 14:30:01 4.79 0.02 4.51 0.26 0.37 2767.98 2304.45 Average: 21.71 0.07 19.25 2.38 3.62 2882.98 24118.59 14:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:13 8688224 12796644 3157208 19.28 152524 4055860 3430152 19.69 779832 6494216 18076 14:20:02 8460320 13119280 2831552 17.29 171664 4556224 2880308 16.53 896160 6570488 175420 14:30:01 6604052 13055348 2889616 17.65 183352 6277172 2916924 16.74 1558556 7676568 1236772 Average: 7917532 12990424 2959459 18.08 169180 4963085 3075795 17.66 1078183 6913757 476756 14:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:13 lo 1425.72 1425.72 1354.20 1354.20 0.00 0.00 0.00 0.00 14:10:13 ens3 75.79 52.44 440.64 13.20 0.00 0.00 0.00 0.00 14:10:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:02 lo 1540.97 1540.97 1469.85 1469.85 0.00 0.00 0.00 0.00 14:20:02 ens3 42.31 30.20 29.90 11.63 0.00 0.00 0.00 0.00 14:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:01 lo 2567.22 2567.22 9296.30 9296.30 0.00 0.00 0.00 0.00 14:30:01 ens3 16.46 14.13 93.88 2.96 0.00 0.00 0.00 0.00 14:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1843.57 1843.57 4036.89 4036.89 0.00 0.00 0.00 0.00 Average: ens3 45.08 32.40 190.74 9.28 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 5.15.0-198-generic (prd-ubuntu2204-docker-4c-4g-62457) 10/06/26 _x86_64_ (4 CPU) 13:55:23 LINUX RESTART (4 CPU) 14:00:01 CPU %user %nice %system %iowait %steal %idle 14:10:13 all 66.76 0.00 2.97 0.12 0.03 30.12 14:10:13 0 67.27 0.00 2.88 0.09 0.03 29.73 14:10:13 1 67.62 0.00 3.08 0.15 0.04 29.11 14:10:13 2 66.11 0.00 2.95 0.12 0.02 30.80 14:10:13 3 66.03 0.00 2.96 0.14 0.04 30.83 14:20:02 all 62.31 0.00 3.07 0.11 0.03 34.49 14:20:02 0 59.35 0.00 2.86 0.12 0.02 37.65 14:20:02 1 61.63 0.00 3.18 0.13 0.03 35.02 14:20:02 2 63.98 0.00 3.21 0.08 0.04 32.69 14:20:02 3 64.27 0.00 3.03 0.09 0.03 32.58 14:30:01 all 31.04 0.00 1.35 0.07 0.02 67.51 14:30:01 0 24.16 0.00 1.18 0.08 0.01 74.58 14:30:01 1 29.47 0.00 2.03 0.11 0.02 68.36 14:30:01 2 32.96 0.00 0.85 0.07 0.02 66.10 14:30:01 3 37.60 0.00 1.34 0.04 0.03 61.00 Average: all 53.40 0.00 2.46 0.10 0.03 44.01 Average: 0 50.29 0.00 2.31 0.09 0.02 47.29 Average: 1 52.96 0.00 2.77 0.13 0.03 44.11 Average: 2 54.35 0.00 2.33 0.09 0.03 43.20 Average: 3 55.99 0.00 2.44 0.09 0.03 41.45