---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-47199 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 11G 67G 14% / 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 617 10480 4 4891 15028 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:0c:3a:8b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.84/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84542sec preferred_lft 84542sec inet6 fe80::f816:3eff:fe0c:3a8b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:e8:d5:e7:ca:0e 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-47199) 09/03/26 _x86_64_ (4 CPU) 15:26:37 LINUX RESTART (4 CPU) 15:30:35 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:40:01 13.72 2.05 10.74 0.94 134.20 2755.79 1101.30 15:50:02 12.68 0.80 10.91 0.97 27.80 2311.45 942.23 Average: 13.18 1.40 10.83 0.96 79.45 2527.12 1019.44 15:30:35 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:40:01 10847100 14138164 1821412 11.12 129736 3294372 2147388 12.33 539424 4610800 24388 15:50:02 8805912 13061868 2889676 17.65 165756 4144468 3088852 17.73 765776 6337844 300224 Average: 9826506 13600016 2355544 14.39 147746 3719420 2618120 15.03 652600 5474322 162306 15:30:35 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:40:01 lo 0.92 0.92 0.09 0.09 0.00 0.00 0.00 0.00 15:40:01 ens3 97.77 76.23 695.23 13.18 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:02 lo 242.50 242.50 230.36 230.36 0.00 0.00 0.00 0.00 15:50:02 ens3 57.45 49.46 323.67 12.25 0.00 0.00 0.00 0.00 15:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 125.24 125.24 118.60 118.60 0.00 0.00 0.00 0.00 Average: ens3 77.02 62.45 504.02 12.70 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-47199) 09/03/26 _x86_64_ (4 CPU) 15:26:37 LINUX RESTART (4 CPU) 15:30:35 CPU %user %nice %system %iowait %steal %idle 15:40:01 all 45.70 0.00 1.77 0.20 0.02 52.30 15:40:01 0 45.59 0.00 1.71 0.49 0.02 52.18 15:40:01 1 46.46 0.00 1.72 0.05 0.01 51.75 15:40:01 2 46.74 0.00 1.80 0.12 0.02 51.32 15:40:01 3 44.03 0.00 1.86 0.14 0.03 53.94 15:50:02 all 61.23 0.00 2.29 0.05 0.02 36.42 15:50:02 0 59.80 0.00 2.24 0.06 0.02 37.89 15:50:02 1 60.87 0.00 2.05 0.05 0.02 37.01 15:50:02 2 61.73 0.00 2.54 0.04 0.02 35.66 15:50:02 3 62.52 0.00 2.32 0.04 0.02 35.11 Average: all 53.69 0.00 2.04 0.12 0.02 44.13 Average: 0 52.91 0.00 1.98 0.27 0.02 44.82 Average: 1 53.87 0.00 1.89 0.05 0.02 44.17 Average: 2 54.45 0.00 2.18 0.08 0.02 43.26 Average: 3 53.54 0.00 2.10 0.09 0.02 44.25