---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-198 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 13G 66G 16% / 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 678 8695 4 6616 14967 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:7b:c9:49 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.134/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83243sec preferred_lft 83243sec inet6 fe80::f816:3eff:fe7b:c949/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:b0:d8:15:60:9b 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-198) 09/05/26 _x86_64_ (4 CPU) 05:22:09 LINUX RESTART (4 CPU) 05:30:44 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:14 1.99 0.08 1.91 0.01 1.51 135.88 0.18 05:50:34 26.51 2.76 21.12 2.63 154.41 3754.57 8303.94 06:00:24 28.62 0.02 25.73 2.86 0.62 2294.37 28301.05 06:10:08 20.77 0.18 18.19 2.40 11.07 8793.71 10719.90 Average: 19.70 0.79 16.91 2.00 43.71 3763.45 11886.35 05:30:44 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:14 12683584 15243892 727636 4.44 104324 2644056 1336336 7.67 337096 3040656 35476 05:50:34 9998340 13587452 2370448 14.48 142960 3566556 2473364 14.20 660348 5325500 19716 06:00:24 8218504 12438824 3514796 21.47 169140 4127020 3569184 20.49 806160 6906348 234416 06:10:08 9028356 15388060 558532 3.41 190224 6175264 1147152 6.58 1594772 5225152 24884 Average: 9982196 14164557 1792853 10.95 151662 4128224 2131509 12.23 849594 5124414 78623 05:30:44 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:14 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 05:40:14 ens3 26.20 22.33 111.35 4.77 0.00 0.00 0.00 0.00 05:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:34 lo 1509.05 1509.05 1433.21 1433.21 0.00 0.00 0.00 0.00 05:50:34 ens3 140.78 113.27 911.12 18.96 0.00 0.00 0.00 0.00 05:50:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:24 lo 1430.64 1430.64 1363.04 1363.04 0.00 0.00 0.00 0.00 06:00:24 ens3 28.63 23.74 26.98 11.06 0.00 0.00 0.00 0.00 06:00:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:08 lo 809.92 809.92 7441.52 7441.52 0.00 0.00 0.00 0.00 06:10:08 ens3 42.72 37.41 121.06 42.16 0.00 0.00 0.00 0.00 06:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 952.54 952.54 2555.81 2555.81 0.00 0.00 0.00 0.00 Average: ens3 60.91 50.23 302.22 19.30 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-198) 09/05/26 _x86_64_ (4 CPU) 05:22:09 LINUX RESTART (4 CPU) 05:30:44 CPU %user %nice %system %iowait %steal %idle 05:40:14 all 0.72 0.00 0.11 0.01 0.00 99.15 05:40:14 0 0.72 0.00 0.18 0.00 0.00 99.09 05:40:14 1 0.84 0.00 0.11 0.01 0.00 99.05 05:40:14 2 0.64 0.00 0.07 0.00 0.00 99.29 05:40:14 3 0.68 0.00 0.09 0.04 0.00 99.18 05:50:34 all 51.35 0.00 2.33 0.10 0.01 46.21 05:50:34 0 51.81 0.00 2.30 0.09 0.01 45.79 05:50:34 1 52.15 0.00 2.27 0.12 0.01 45.45 05:50:34 2 50.85 0.00 2.39 0.09 0.01 46.66 05:50:34 3 50.61 0.00 2.34 0.11 0.01 46.93 06:00:24 all 64.16 0.00 2.57 0.08 0.01 33.18 06:00:24 0 62.19 0.00 2.74 0.05 0.02 35.01 06:00:24 1 64.85 0.00 2.73 0.08 0.01 32.33 06:00:24 2 65.57 0.00 2.55 0.12 0.01 31.75 06:00:24 3 64.05 0.00 2.26 0.05 0.01 33.63 06:10:08 all 40.83 0.00 1.84 0.18 0.01 57.15 06:10:08 0 39.11 0.00 1.82 0.09 0.01 58.97 06:10:08 1 35.38 0.00 1.60 0.13 0.01 62.88 06:10:08 2 44.87 0.00 2.06 0.20 0.01 52.86 06:10:08 3 44.00 0.00 1.87 0.28 0.01 53.85 Average: all 39.72 0.00 1.73 0.09 0.01 58.45 Average: 0 38.92 0.00 1.78 0.06 0.01 59.23 Average: 1 38.78 0.00 1.70 0.08 0.01 59.43 Average: 2 40.93 0.00 1.79 0.11 0.01 57.17 Average: 3 40.26 0.00 1.66 0.12 0.01 57.95