---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3087 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 703 8597 4 6688 14942 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:66:b3:38 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.202/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83527sec preferred_lft 83527sec inet6 fe80::f816:3eff:fe66:b338/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:18:8f:b3:cf:5e 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-3087) 09/08/26 _x86_64_ (4 CPU) 05:23:20 LINUX RESTART (4 CPU) 05:30:28 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:01 28.85 3.07 22.94 2.84 168.58 4065.75 3601.45 05:50:10 23.03 0.01 20.65 2.38 0.24 2082.33 23454.43 06:00:28 31.66 0.04 16.49 15.13 0.98 3842.52 238618.92 06:10:01 8.43 0.17 7.10 1.16 11.29 5134.64 373.79 Average: 23.16 0.80 16.84 5.52 43.73 3756.71 69150.75 05:30:28 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:01 9604188 13303808 2653284 16.21 143760 3675504 2678796 15.38 720120 5651764 13824 05:50:10 8772504 12866952 3086968 18.85 162340 4017560 3000568 17.22 825504 6318796 17888 06:00:28 6700640 12786796 3160280 19.30 180756 5922376 3074532 17.65 1499184 7642316 1018332 06:10:01 8871168 15362112 584008 3.57 191188 6304104 1112584 6.39 1668016 5295384 4548 Average: 8487125 13579917 2371135 14.48 169511 4979886 2466620 14.16 1178206 6227065 263648 05:30:28 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:01 lo 1673.42 1673.42 1589.09 1589.09 0.00 0.00 0.00 0.00 05:40:01 ens3 151.04 118.23 1036.29 22.28 0.00 0.00 0.00 0.00 05:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:10 lo 1039.39 1039.39 990.13 990.13 0.00 0.00 0.00 0.00 05:50:10 ens3 24.61 20.01 21.51 10.09 0.00 0.00 0.00 0.00 05:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:28 lo 990.25 990.25 7253.99 7253.99 0.00 0.00 0.00 0.00 06:00:28 ens3 28.78 23.18 112.39 7.12 0.00 0.00 0.00 0.00 06:00:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 lo 14.79 14.79 1.55 1.55 0.00 0.00 0.00 0.00 06:10:01 ens3 99.41 100.74 35.66 1073.12 0.00 0.00 0.00 0.00 06:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 932.18 932.18 2528.01 2528.01 0.00 0.00 0.00 0.00 Average: ens3 74.27 64.03 293.51 268.96 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-3087) 09/08/26 _x86_64_ (4 CPU) 05:23:20 LINUX RESTART (4 CPU) 05:30:28 CPU %user %nice %system %iowait %steal %idle 05:40:01 all 58.24 0.00 2.90 0.11 0.03 38.71 05:40:01 0 58.85 0.00 3.18 0.11 0.04 37.83 05:40:01 1 58.25 0.00 2.81 0.11 0.04 38.79 05:40:01 2 59.32 0.00 3.13 0.12 0.03 37.40 05:40:01 3 56.56 0.00 2.49 0.11 0.02 40.83 05:50:10 all 64.33 0.00 2.62 0.07 0.03 32.95 05:50:10 0 63.69 0.00 2.70 0.05 0.03 33.53 05:50:10 1 66.40 0.00 2.92 0.06 0.02 30.59 05:50:10 2 62.66 0.00 2.41 0.09 0.02 34.82 05:50:10 3 64.57 0.00 2.44 0.09 0.02 32.87 06:00:28 all 45.72 0.00 2.09 0.10 0.03 52.06 06:00:28 0 41.59 0.00 1.91 0.09 0.03 56.38 06:00:28 1 50.33 0.00 1.90 0.06 0.03 47.67 06:00:28 2 46.89 0.00 2.33 0.16 0.03 50.60 06:00:28 3 44.09 0.00 2.22 0.10 0.03 53.56 06:10:01 all 8.78 0.00 0.53 0.09 0.01 90.59 06:10:01 0 8.41 0.00 0.60 0.15 0.01 90.83 06:10:01 1 6.99 0.00 0.49 0.12 0.01 92.40 06:10:01 2 8.97 0.00 0.56 0.09 0.01 90.38 06:10:01 3 10.78 0.00 0.47 0.01 0.01 88.74 Average: all 44.57 0.00 2.04 0.09 0.02 53.27 Average: 0 43.38 0.00 2.10 0.10 0.03 54.39 Average: 1 45.87 0.00 2.04 0.09 0.03 51.98 Average: 2 44.72 0.00 2.11 0.11 0.02 53.03 Average: 3 44.31 0.00 1.92 0.08 0.02 53.68