---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11992 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 UTC 2025 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: 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 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 633 8741 4 6614 15013 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:2c:60:24 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.108/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83726sec preferred_lft 83726sec inet6 fe80::f816:3eff:fe2c:6024/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:a8:b0:6c:7e:1d 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-11992) 11/19/25 _x86_64_ (4 CPU) 19:26:10 LINUX RESTART (4 CPU) 19:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:40:02 44.29 2.79 40.54 0.97 665.20 2941.56 3989.40 19:50:02 27.99 2.92 22.07 3.00 161.73 3639.92 8108.07 20:00:02 29.81 0.01 26.60 3.20 0.19 2480.05 17914.96 20:10:02 14.62 0.10 12.65 1.87 5.20 8822.39 25871.29 Average: 29.18 1.46 25.47 2.26 208.27 4470.44 13964.40 19:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:40:02 12906264 15523672 455480 2.78 96388 2714476 978820 5.62 505104 2645808 360 19:50:02 9510640 13120432 2838352 17.34 136884 3604296 3029688 17.39 851888 5636516 30912 20:00:02 8252220 12503012 3451576 21.08 158932 4178616 3364476 19.31 1000744 6693728 237608 20:10:02 8933684 15347736 598868 3.66 176404 6257112 1132496 6.50 1800332 5132708 16080 Average: 9900702 14123713 1836069 11.21 142152 4188625 2126370 12.21 1039517 5027190 71240 19:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:40:02 lo 0.31 0.31 0.03 0.03 0.00 0.00 0.00 0.00 19:40:02 ens3 60.39 42.95 459.96 8.43 0.00 0.00 0.00 0.00 19:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:02 lo 1420.67 1420.67 1347.05 1347.05 0.00 0.00 0.00 0.00 19:50:02 ens3 117.05 89.26 835.52 19.71 0.00 0.00 0.00 0.00 19:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:02 lo 1381.86 1381.86 1315.94 1315.94 0.00 0.00 0.00 0.00 20:00:02 ens3 44.18 33.89 26.25 11.50 0.00 0.00 0.00 0.00 20:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:02 lo 277.15 277.15 4677.66 4677.66 0.00 0.00 0.00 0.00 20:10:02 ens3 95.48 103.17 124.38 1064.76 0.00 0.00 0.00 0.00 20:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 769.82 769.82 1834.38 1834.38 0.00 0.00 0.00 0.00 Average: ens3 79.28 67.32 361.78 275.95 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-11992) 11/19/25 _x86_64_ (4 CPU) 19:26:10 LINUX RESTART (4 CPU) 19:30:01 CPU %user %nice %system %iowait %steal %idle 19:40:02 all 2.84 0.00 0.43 0.33 0.03 96.37 19:40:02 0 2.60 0.00 0.38 0.07 0.02 96.93 19:40:02 1 3.74 0.00 0.42 0.31 0.03 95.50 19:40:02 2 2.09 0.00 0.30 0.08 0.04 97.49 19:40:02 3 2.94 0.00 0.61 0.87 0.03 95.55 19:50:02 all 61.24 0.00 2.40 0.10 0.09 36.17 19:50:02 0 61.54 0.00 2.27 0.07 0.09 36.04 19:50:02 1 60.36 0.00 2.57 0.07 0.09 36.92 19:50:02 2 60.74 0.00 2.53 0.15 0.09 36.50 19:50:02 3 62.32 0.00 2.24 0.12 0.09 35.23 20:00:02 all 65.85 0.00 2.47 0.08 0.09 31.51 20:00:02 0 66.27 0.00 2.52 0.06 0.09 31.07 20:00:02 1 65.38 0.00 2.23 0.06 0.09 32.24 20:00:02 2 67.35 0.00 2.49 0.05 0.09 30.02 20:00:02 3 64.38 0.00 2.65 0.17 0.09 32.72 20:10:02 all 32.54 0.00 1.21 0.23 0.07 65.94 20:10:02 0 29.41 0.00 1.33 0.52 0.08 68.67 20:10:02 1 27.44 0.00 0.94 0.03 0.07 71.53 20:10:02 2 33.19 0.00 1.55 0.25 0.08 64.93 20:10:02 3 40.16 0.00 1.03 0.13 0.08 58.61 Average: all 40.58 0.00 1.63 0.19 0.07 57.54 Average: 0 39.90 0.00 1.62 0.18 0.07 58.23 Average: 1 39.19 0.00 1.54 0.12 0.07 59.09 Average: 2 40.82 0.00 1.71 0.13 0.07 57.26 Average: 3 42.41 0.00 1.63 0.32 0.07 55.56