---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6862 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 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 672 9849 4 5467 14973 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:fd:20:fc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.24/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84420sec preferred_lft 84420sec inet6 fe80::f816:3eff:fefd:20fc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:01:f6:d9:3b:75 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-6862) 09/10/26 _x86_64_ (4 CPU) 18:21:31 LINUX RESTART (4 CPU) 18:30:35 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:40:13 10.20 0.02 8.63 1.54 0.21 722.19 31548.73 18:50:25 37.22 0.44 31.57 5.22 19.19 6784.46 27602.23 Average: 24.08 0.23 20.41 3.43 9.96 3836.05 29521.63 18:30:35 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:40:13 9199060 12748360 3209640 19.60 157648 3510764 3531376 20.27 689536 6093792 2128 18:50:25 10158612 15400648 548408 3.35 190920 5082688 1128908 6.48 1322576 4389820 25948 Average: 9678836 14074504 1879024 11.48 174284 4296726 2330142 13.37 1006056 5241806 14038 18:30:35 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:40:13 lo 53.26 53.26 13.76 13.76 0.00 0.00 0.00 0.00 18:40:13 ens3 6.37 4.72 4.21 1.61 0.00 0.00 0.00 0.00 18:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:25 lo 2507.65 2507.65 2411.09 2411.09 0.00 0.00 0.00 0.00 18:50:25 ens3 83.79 65.76 505.43 26.59 0.00 0.00 0.00 0.00 18:50:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1313.95 1313.95 1245.14 1245.14 0.00 0.00 0.00 0.00 Average: ens3 46.14 36.07 261.66 14.44 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-6862) 09/10/26 _x86_64_ (4 CPU) 18:21:31 LINUX RESTART (4 CPU) 18:30:35 CPU %user %nice %system %iowait %steal %idle 18:40:13 all 16.08 0.00 0.93 0.08 0.01 82.91 18:40:13 0 15.57 0.00 0.98 0.06 0.01 83.39 18:40:13 1 16.04 0.00 0.84 0.12 0.01 82.99 18:40:13 2 16.35 0.00 1.00 0.09 0.01 82.55 18:40:13 3 16.35 0.00 0.88 0.04 0.01 82.71 18:50:25 all 49.04 0.00 2.98 0.15 0.02 47.80 18:50:25 0 47.77 0.00 3.05 0.25 0.02 48.91 18:50:25 1 48.98 0.00 2.76 0.18 0.02 48.06 18:50:25 2 48.39 0.00 2.84 0.10 0.02 48.64 18:50:25 3 51.03 0.00 3.28 0.08 0.02 45.59 Average: all 33.01 0.00 1.98 0.12 0.02 64.87 Average: 0 32.11 0.00 2.04 0.16 0.02 65.68 Average: 1 32.96 0.00 1.83 0.15 0.02 65.05 Average: 2 32.83 0.00 1.95 0.10 0.02 65.12 Average: 3 34.17 0.00 2.12 0.06 0.02 63.64