---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1165 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 676 8707 4 6605 14970 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:e3:13:cf brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.155/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84426sec preferred_lft 84426sec inet6 fe80::f816:3eff:fee3:13cf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:e7:8f:6b:e3:1f 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-1165) 10/22/25 _x86_64_ (4 CPU) 14:17:30 LINUX RESTART (4 CPU) 14:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:30:01 39.02 3.55 21.95 13.52 698.55 4156.13 251863.18 14:40:01 29.88 0.02 26.70 3.16 0.24 2487.10 15212.67 14:50:01 19.83 0.15 17.11 2.58 11.03 9102.16 18651.11 Average: 29.58 1.24 21.92 6.42 236.60 5248.20 95242.18 14:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:30:01 9809848 13355584 2603160 15.90 134008 3548008 3050152 17.51 831036 5364836 21544 14:40:01 8700360 12877580 3077148 18.79 155824 4113992 3414496 19.60 984824 6266076 215040 14:50:01 8960680 15365100 581860 3.55 176468 6248480 1071868 6.15 1800776 5099256 9816 Average: 9156963 13866088 2087389 12.75 155433 4636827 2512172 14.42 1205545 5576723 82133 14:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:30:01 lo 1328.39 1328.39 1259.56 1259.56 0.00 0.00 0.00 0.00 14:30:01 ens3 115.10 91.50 989.57 19.25 0.00 0.00 0.00 0.00 14:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:01 lo 1197.79 1197.79 1140.33 1140.33 0.00 0.00 0.00 0.00 14:40:01 ens3 38.00 31.93 26.78 11.09 0.00 0.00 0.00 0.00 14:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:01 lo 359.34 359.34 2542.36 2542.36 0.00 0.00 0.00 0.00 14:50:01 ens3 104.46 107.86 133.02 1066.81 0.00 0.00 0.00 0.00 14:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 961.87 961.87 1647.36 1647.36 0.00 0.00 0.00 0.00 Average: ens3 85.85 77.09 383.12 365.68 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-1165) 10/22/25 _x86_64_ (4 CPU) 14:17:30 LINUX RESTART (4 CPU) 14:20:01 CPU %user %nice %system %iowait %steal %idle 14:30:01 all 52.32 0.00 2.20 0.14 0.08 45.25 14:30:01 0 52.07 0.00 2.23 0.14 0.08 45.48 14:30:01 1 51.13 0.00 2.16 0.22 0.08 46.42 14:30:01 2 53.33 0.00 2.44 0.09 0.08 44.05 14:30:01 3 52.76 0.00 1.99 0.13 0.08 45.05 14:40:01 all 66.17 0.00 2.44 0.07 0.09 31.22 14:40:01 0 65.49 0.00 2.77 0.08 0.09 31.56 14:40:01 1 65.97 0.00 2.67 0.12 0.09 31.15 14:40:01 2 67.08 0.00 2.12 0.04 0.09 30.66 14:40:01 3 66.15 0.00 2.22 0.05 0.09 31.50 14:50:01 all 35.31 0.00 1.48 0.22 0.07 62.92 14:50:01 0 31.24 0.00 1.29 0.05 0.07 67.36 14:50:01 1 31.28 0.00 1.30 0.64 0.07 66.71 14:50:01 2 33.25 0.00 1.68 0.06 0.07 64.93 14:50:01 3 45.48 0.00 1.64 0.12 0.08 52.68 Average: all 51.26 0.00 2.04 0.14 0.08 46.47 Average: 0 49.57 0.00 2.10 0.09 0.08 48.16 Average: 1 49.45 0.00 2.04 0.33 0.08 48.10 Average: 2 51.22 0.00 2.08 0.07 0.08 46.55 Average: 3 54.79 0.00 1.95 0.10 0.08 43.08