---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-60456 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 728 9471 4 5788 14916 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:62:1d:d1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.23/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84106sec preferred_lft 84106sec inet6 fe80::f816:3eff:fe62:1dd1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:78:a1:32:cb:4d 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-60456) 09/28/26 _x86_64_ (4 CPU) 12:24:31 LINUX RESTART (4 CPU) 12:30:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:40:21 59.65 4.57 41.04 14.05 267.84 5657.80 234689.03 12:50:01 31.60 0.14 28.14 3.32 6.92 2869.77 31225.32 13:00:12 26.14 0.20 22.76 3.18 10.83 7223.28 95093.91 Average: 39.30 1.67 30.71 6.92 97.09 5291.96 122113.50 12:30:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:40:21 10233084 13706220 2252528 13.76 139072 3453312 2856500 16.40 591024 5163468 18760 12:50:01 8236984 12482424 3470676 21.20 165880 4143116 3705620 21.27 789176 6887124 302524 13:00:12 9798644 15362840 583244 3.56 199648 5339384 1134276 6.51 927072 5072400 24952 Average: 9422904 13850495 2102149 12.84 168200 4311937 2565465 14.73 769091 5707664 115412 12:30:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:40:21 lo 310.66 310.66 294.57 294.57 0.00 0.00 0.00 0.00 12:40:21 ens3 126.54 96.40 1006.08 17.28 0.00 0.00 0.00 0.00 12:40:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 lo 1574.14 1574.14 1501.06 1501.06 0.00 0.00 0.00 0.00 12:50:01 ens3 59.46 47.00 244.48 13.70 0.00 0.00 0.00 0.00 12:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:12 lo 391.42 391.42 370.06 370.06 0.00 0.00 0.00 0.00 13:00:12 ens3 56.10 47.48 112.91 70.50 0.00 0.00 0.00 0.00 13:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 743.79 743.79 707.61 707.61 0.00 0.00 0.00 0.00 Average: ens3 81.16 63.98 459.29 34.13 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-60456) 09/28/26 _x86_64_ (4 CPU) 12:24:31 LINUX RESTART (4 CPU) 12:30:06 CPU %user %nice %system %iowait %steal %idle 12:40:21 all 27.30 0.00 1.35 0.31 0.01 71.02 12:40:21 0 26.66 0.00 1.39 0.09 0.01 71.86 12:40:21 1 26.95 0.00 1.26 0.15 0.01 71.63 12:40:21 2 29.73 0.00 1.57 0.52 0.01 68.17 12:40:21 3 25.85 0.00 1.20 0.50 0.01 72.43 12:50:01 all 60.21 0.00 2.66 0.07 0.02 37.05 12:50:01 0 60.58 0.00 2.90 0.08 0.02 36.43 12:50:01 1 58.50 0.00 2.47 0.12 0.02 38.89 12:50:01 2 60.18 0.00 2.45 0.05 0.02 37.29 12:50:01 3 61.57 0.00 2.80 0.04 0.02 35.56 13:00:12 all 55.76 0.00 2.12 0.08 0.02 42.02 13:00:12 0 55.65 0.00 2.23 0.07 0.02 42.03 13:00:12 1 55.03 0.00 2.24 0.10 0.02 42.61 13:00:12 2 57.19 0.00 2.17 0.10 0.02 40.52 13:00:12 3 55.19 0.00 1.84 0.06 0.02 42.89 Average: all 47.50 0.00 2.03 0.16 0.02 50.30 Average: 0 47.35 0.00 2.16 0.08 0.02 50.40 Average: 1 46.57 0.00 1.98 0.12 0.02 51.31 Average: 2 48.80 0.00 2.06 0.22 0.02 48.90 Average: 3 47.26 0.00 1.93 0.20 0.02 50.59