---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6083 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 710 9679 4 5598 14935 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:9d:f1:b7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.27/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84319sec preferred_lft 84319sec inet6 fe80::f816:3eff:fe9d:f1b7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:52:5b:8f:e3:e7 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-6083) 09/08/26 _x86_64_ (4 CPU) 17:40:20 LINUX RESTART (4 CPU) 17:50:22 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:00:22 52.05 0.35 31.72 19.98 10.49 3622.22 241640.43 18:10:12 42.29 0.00 33.96 8.32 0.00 2687.22 7403.67 Average: 47.21 0.17 32.84 14.20 5.29 3158.64 125505.23 17:50:22 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:00:22 8960064 13114132 2838612 17.34 180888 4040048 3075692 17.65 747276 6200916 123416 18:10:12 8769744 13252036 2696612 16.47 208388 4302836 2847248 16.34 841792 6257788 37220 Average: 8864904 13183084 2767612 16.90 194638 4171442 2961470 17.00 794534 6229352 80318 17:50:22 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:00:22 lo 3594.30 3594.30 3428.21 3428.21 0.00 0.00 0.00 0.00 18:00:22 ens3 56.80 49.75 315.39 12.49 0.00 0.00 0.00 0.00 18:00:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:12 lo 4950.69 4950.69 4721.56 4721.56 0.00 0.00 0.00 0.00 18:10:12 ens3 26.10 25.94 10.23 9.67 0.00 0.00 0.00 0.00 18:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4266.80 4266.80 4069.46 4069.46 0.00 0.00 0.00 0.00 Average: ens3 41.58 37.95 164.09 11.09 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-6083) 09/08/26 _x86_64_ (4 CPU) 17:40:20 LINUX RESTART (4 CPU) 17:50:22 CPU %user %nice %system %iowait %steal %idle 18:00:22 all 60.46 0.00 3.60 0.11 0.04 35.80 18:00:22 0 60.23 0.00 3.88 0.05 0.03 35.80 18:00:22 1 60.20 0.00 3.19 0.13 0.04 36.45 18:00:22 2 62.14 0.00 3.75 0.15 0.04 33.93 18:00:22 3 59.25 0.00 3.58 0.10 0.04 37.03 18:10:12 all 58.24 0.00 4.01 0.10 0.03 37.63 18:10:12 0 58.35 0.00 4.44 0.07 0.03 37.11 18:10:12 1 58.28 0.00 3.66 0.09 0.02 37.94 18:10:12 2 57.92 0.00 3.49 0.15 0.03 38.41 18:10:12 3 58.39 0.00 4.44 0.08 0.02 37.07 Average: all 59.35 0.00 3.80 0.10 0.03 36.71 Average: 0 59.30 0.00 4.16 0.06 0.03 36.45 Average: 1 59.25 0.00 3.42 0.11 0.03 37.19 Average: 2 60.05 0.00 3.62 0.15 0.03 36.15 Average: 3 58.82 0.00 4.01 0.09 0.03 37.05