---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-38098 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 nrip_save 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 14% / 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 667 10281 4 5041 14979 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:21:dc:14 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.105/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83268sec preferred_lft 83268sec inet6 fe80::f816:3eff:fe21:dc14/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:a3:7f:ab:68:47 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-38098) 07/23/26 _x86_64_ (4 CPU) 12:15:02 LINUX RESTART (4 CPU) 12:20:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:03 17.23 0.23 3.93 13.07 26.31 763.39 264805.19 12:40:03 39.77 2.22 36.95 0.59 133.72 2696.45 970.59 12:50:03 13.47 1.92 10.75 0.79 124.02 2688.55 1337.67 13:00:03 28.57 0.78 24.25 3.54 27.98 3158.06 4187.19 Average: 24.76 1.29 18.97 4.50 78.01 2326.60 67824.22 12:20:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:03 13562372 15529940 484020 2.96 59432 2131944 1144584 6.57 221156 2330664 184 12:40:03 12815864 15512380 457616 2.79 103704 2778812 993720 5.70 366832 2847740 324 12:50:03 10516960 14064056 1894284 11.57 135860 3530000 2204076 12.65 577720 4887920 24712 13:00:03 8751476 13261788 2688724 16.42 170996 4381380 2811244 16.14 806976 6328416 156504 Average: 11411668 14592041 1381161 8.44 117498 3205534 1788406 10.27 493171 4098685 45431 12:20:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:03 lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 12:30:03 ens3 15.10 6.99 324.31 0.51 0.00 0.00 0.00 0.00 12:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:03 lo 0.29 0.29 0.03 0.03 0.00 0.00 0.00 0.00 12:40:03 ens3 50.21 35.07 380.18 7.65 0.00 0.00 0.00 0.00 12:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:03 lo 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 12:50:03 ens3 92.91 74.64 617.77 17.36 0.00 0.00 0.00 0.00 12:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:03 lo 1524.04 1524.04 1452.62 1452.62 0.00 0.00 0.00 0.00 13:00:03 ens3 86.70 63.02 404.64 17.05 0.00 0.00 0.00 0.00 13:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 381.33 381.33 363.13 363.13 0.00 0.00 0.00 0.00 Average: ens3 61.23 44.93 431.74 10.64 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-38098) 07/23/26 _x86_64_ (4 CPU) 12:15:02 LINUX RESTART (4 CPU) 12:20:03 CPU %user %nice %system %iowait %steal %idle 12:30:03 all 0.47 0.00 0.13 0.18 0.01 99.21 12:30:03 0 0.31 0.00 0.11 0.43 0.00 99.14 12:30:03 1 0.65 0.00 0.16 0.11 0.01 99.08 12:30:03 2 0.26 0.00 0.15 0.17 0.01 99.42 12:30:03 3 0.66 0.00 0.10 0.02 0.01 99.20 12:40:03 all 3.11 0.00 0.38 0.32 0.01 96.18 12:40:03 0 5.23 0.00 0.48 0.75 0.02 93.52 12:40:03 1 1.48 0.00 0.29 0.06 0.01 98.16 12:40:03 2 3.88 0.00 0.39 0.08 0.02 95.63 12:40:03 3 1.83 0.00 0.34 0.38 0.01 97.44 12:50:03 all 55.36 0.00 1.85 0.12 0.12 42.55 12:50:03 0 55.34 0.00 1.89 0.10 0.12 42.55 12:50:03 1 55.82 0.00 1.88 0.14 0.12 42.04 12:50:03 2 54.71 0.00 1.74 0.03 0.12 43.41 12:50:03 3 55.56 0.00 1.90 0.22 0.12 42.19 13:00:03 all 69.00 0.00 2.86 0.19 0.15 27.80 13:00:03 0 69.02 0.00 2.55 0.17 0.15 28.11 13:00:03 1 72.99 0.00 3.47 0.28 0.16 23.10 13:00:03 2 64.84 0.00 2.36 0.15 0.15 32.50 13:00:03 3 69.15 0.00 3.07 0.14 0.16 27.49 Average: all 31.93 0.00 1.30 0.20 0.07 66.49 Average: 0 32.41 0.00 1.26 0.36 0.07 65.90 Average: 1 32.70 0.00 1.45 0.15 0.08 65.63 Average: 2 30.88 0.00 1.16 0.11 0.07 67.78 Average: 3 31.74 0.00 1.35 0.19 0.08 66.65