---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-57992 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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: 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 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 12G 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 742 9460 4 5787 14903 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:23:51:13 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.10/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84617sec preferred_lft 84617sec inet6 fe80::f816:3eff:fe23:5113/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:42:4d:55:73:02 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-57992) 09/24/26 _x86_64_ (4 CPU) 12:36:45 LINUX RESTART (4 CPU) 12:40:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:07 27.67 0.53 24.65 2.49 22.16 4019.32 15912.73 13:00:07 28.51 0.07 25.55 2.89 1.75 6023.17 18597.81 Average: 28.09 0.30 25.10 2.69 11.95 5021.25 17255.27 12:40:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:07 8877588 12927656 3026416 18.48 158624 3965564 3365520 19.32 751696 6305136 184904 13:00:07 7653544 12974940 2973008 18.16 189020 5140712 3308004 18.99 1029240 7181112 29048 Average: 8265566 12951298 2999712 18.32 173822 4553138 3336762 19.15 890468 6743124 106976 12:40:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:07 lo 1239.00 1239.00 1180.79 1180.79 0.00 0.00 0.00 0.00 12:50:07 ens3 75.06 57.30 358.30 16.02 0.00 0.00 0.00 0.00 12:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:07 lo 1060.12 1060.12 1009.98 1009.98 0.00 0.00 0.00 0.00 13:00:07 ens3 60.15 46.91 257.37 12.74 0.00 0.00 0.00 0.00 13:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1149.56 1149.56 1095.39 1095.39 0.00 0.00 0.00 0.00 Average: ens3 67.61 52.10 307.84 14.38 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-57992) 09/24/26 _x86_64_ (4 CPU) 12:36:45 LINUX RESTART (4 CPU) 12:40:07 CPU %user %nice %system %iowait %steal %idle 12:50:07 all 64.65 0.00 2.62 0.18 0.03 32.52 12:50:07 0 64.52 0.00 2.78 0.10 0.02 32.58 12:50:07 1 62.67 0.00 2.65 0.22 0.03 34.43 12:50:07 2 64.42 0.00 2.67 0.25 0.03 32.63 12:50:07 3 67.00 0.00 2.38 0.16 0.03 30.42 13:00:07 all 56.78 0.00 2.58 0.13 0.03 40.49 13:00:07 0 57.59 0.00 2.70 0.21 0.04 39.46 13:00:07 1 56.04 0.00 2.58 0.13 0.02 41.24 13:00:07 2 56.14 0.00 2.67 0.09 0.03 41.08 13:00:07 3 57.34 0.00 2.36 0.09 0.02 40.19 Average: all 60.71 0.00 2.60 0.15 0.03 36.50 Average: 0 61.06 0.00 2.74 0.15 0.03 36.02 Average: 1 59.35 0.00 2.62 0.17 0.02 37.84 Average: 2 60.28 0.00 2.67 0.17 0.03 36.85 Average: 3 62.17 0.00 2.37 0.12 0.03 35.31