---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7631 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 748 9349 4 5890 14897 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:99:55:e7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.168/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84447sec preferred_lft 84447sec inet6 fe80::f816:3eff:fe99:55e7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:5b:58:95:16:4e 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-7631) 09/12/26 _x86_64_ (4 CPU) 12:37:09 LINUX RESTART (4 CPU) 12:40:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:01 38.66 13.07 23.16 2.43 185.84 4775.11 8495.02 13:00:38 29.70 0.06 26.60 3.04 1.60 5887.35 12071.65 Average: 34.03 6.35 24.94 2.74 90.69 5349.51 10342.13 12:40:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:01 9563968 13529180 2423960 14.80 163332 3869040 2693948 15.46 765928 5594920 29040 13:00:38 7754372 13181488 2764660 16.89 194288 5225948 2979852 17.10 1077572 7010800 14568 Average: 8659170 13355334 2594310 15.84 178810 4547494 2836900 16.28 921750 6302860 21804 12:40:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:01 lo 981.20 981.20 935.09 935.09 0.00 0.00 0.00 0.00 12:50:01 ens3 88.52 69.71 456.01 16.78 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 13:00:38 lo 1348.39 1348.39 1285.34 1285.34 0.00 0.00 0.00 0.00 13:00:38 ens3 57.48 43.85 243.09 12.34 0.00 0.00 0.00 0.00 13:00:38 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1170.83 1170.83 1115.97 1115.97 0.00 0.00 0.00 0.00 Average: ens3 72.49 56.36 346.05 14.49 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-7631) 09/12/26 _x86_64_ (4 CPU) 12:37:09 LINUX RESTART (4 CPU) 12:40:05 CPU %user %nice %system %iowait %steal %idle 12:50:01 all 65.30 0.07 2.64 0.15 0.03 31.81 12:50:01 0 65.96 0.04 2.77 0.12 0.03 31.08 12:50:01 1 65.58 0.03 2.56 0.09 0.03 31.71 12:50:01 2 64.85 0.05 2.31 0.08 0.03 32.67 12:50:01 3 64.80 0.18 2.91 0.30 0.03 31.78 13:00:38 all 56.80 0.00 2.66 0.09 0.02 40.42 13:00:38 0 54.13 0.00 2.67 0.14 0.03 43.04 13:00:38 1 56.48 0.00 2.38 0.06 0.02 41.06 13:00:38 2 56.92 0.00 2.81 0.14 0.03 40.11 13:00:38 3 59.66 0.00 2.79 0.05 0.02 37.47 Average: all 60.91 0.03 2.65 0.12 0.03 36.26 Average: 0 59.85 0.02 2.72 0.13 0.03 37.25 Average: 1 60.88 0.01 2.47 0.07 0.03 36.54 Average: 2 60.76 0.02 2.57 0.11 0.03 36.51 Average: 3 62.15 0.09 2.85 0.17 0.03 34.72