---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-47373 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 66G 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 736 9319 4 5932 14909 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:a5:26:53 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.23/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83996sec preferred_lft 83996sec inet6 fe80::f816:3eff:fea5:2653/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:d4:88:89:a3:c2 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-47373) 09/04/26 _x86_64_ (4 CPU) 06:26:35 LINUX RESTART (4 CPU) 06:30:29 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:01 12.03 2.42 9.02 0.60 163.67 2780.77 6876.02 06:50:29 28.94 0.46 25.50 2.98 16.40 3724.91 23967.26 07:00:03 25.77 0.07 22.89 2.81 1.80 5785.44 18234.49 Average: 22.46 0.96 19.34 2.16 59.20 4087.05 16596.05 06:30:29 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:01 10711048 13988616 1971444 12.04 128536 3292880 2340492 13.43 493972 4794608 43132 06:50:29 8518464 12821072 3130348 19.12 176552 4188144 3364056 19.31 795916 6603180 174556 07:00:03 7388016 12847180 3098812 18.93 200908 5259444 3289200 18.88 1041228 7413656 25868 Average: 8872509 13218956 2733535 16.70 168665 4246823 2997916 17.21 777039 6270481 81185 06:30:29 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:01 lo 0.42 0.42 0.04 0.04 0.00 0.00 0.00 0.00 06:40:01 ens3 119.54 85.38 944.19 12.10 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:29 lo 1730.97 1730.97 1650.14 1650.14 0.00 0.00 0.00 0.00 06:50:29 ens3 56.66 44.61 323.26 13.71 0.00 0.00 0.00 0.00 06:50:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:03 lo 861.73 861.73 820.77 820.77 0.00 0.00 0.00 0.00 07:00:03 ens3 52.90 43.10 246.13 13.66 0.00 0.00 0.00 0.00 07:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 891.15 891.15 849.19 849.19 0.00 0.00 0.00 0.00 Average: ens3 75.74 57.28 498.69 13.17 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-47373) 09/04/26 _x86_64_ (4 CPU) 06:26:35 LINUX RESTART (4 CPU) 06:30:29 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 14.73 0.00 0.73 0.15 0.01 84.37 06:40:01 0 14.82 0.00 0.90 0.10 0.01 84.18 06:40:01 1 15.31 0.00 0.59 0.09 0.01 84.00 06:40:01 2 14.75 0.00 0.68 0.12 0.01 84.43 06:40:01 3 14.04 0.00 0.77 0.29 0.01 84.89 06:50:29 all 62.56 0.00 2.72 0.07 0.03 34.62 06:50:29 0 61.68 0.00 2.73 0.07 0.03 35.50 06:50:29 1 62.40 0.00 2.80 0.05 0.03 34.73 06:50:29 2 64.85 0.00 2.65 0.08 0.03 32.38 06:50:29 3 61.34 0.00 2.68 0.08 0.03 35.87 07:00:03 all 56.19 0.00 2.41 0.07 0.02 41.31 07:00:03 0 52.06 0.00 2.26 0.10 0.02 45.56 07:00:03 1 58.14 0.00 2.44 0.03 0.03 39.36 07:00:03 2 59.38 0.00 2.68 0.08 0.03 37.84 07:00:03 3 55.19 0.00 2.27 0.06 0.02 42.46 Average: all 45.06 0.00 1.98 0.09 0.02 52.85 Average: 0 43.43 0.00 1.99 0.09 0.02 54.47 Average: 1 45.81 0.00 1.97 0.06 0.02 52.14 Average: 2 46.90 0.00 2.03 0.09 0.02 50.96 Average: 3 44.09 0.00 1.93 0.14 0.02 53.82