---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1213 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 11G 67G 15% / 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 706 9626 4 5657 14940 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:41:d4:f7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.81/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84504sec preferred_lft 84504sec inet6 fe80::f816:3eff:fe41:d4f7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:13:82:de:22:44 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-1213) 10/22/25 _x86_64_ (4 CPU) 20:46:24 LINUX RESTART (4 CPU) 20:50:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:00:01 34.53 3.25 18.40 12.88 692.62 5584.78 247165.59 21:10:09 34.80 0.05 30.74 4.02 1.39 5356.76 36596.26 Average: 34.67 1.63 24.65 8.39 342.18 5469.18 140409.92 20:50:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:00:01 8752168 12892388 3061896 18.70 164848 4045384 3364112 19.31 964628 6203440 176040 21:10:09 7906560 13093968 2855672 17.44 180736 5030032 3093396 17.76 1188292 6780764 28620 Average: 8329364 12993178 2958784 18.07 172792 4537708 3228754 18.53 1076460 6492102 102330 20:50:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:00:01 lo 571.77 571.77 544.25 544.25 0.00 0.00 0.00 0.00 21:00:01 ens3 102.74 79.44 788.41 17.01 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:09 lo 1445.63 1445.63 1377.19 1377.19 0.00 0.00 0.00 0.00 21:10:09 ens3 63.70 49.10 215.02 14.49 0.00 0.00 0.00 0.00 21:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1014.80 1014.80 966.54 966.54 0.00 0.00 0.00 0.00 Average: ens3 82.95 64.06 497.71 15.74 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-1213) 10/22/25 _x86_64_ (4 CPU) 20:46:24 LINUX RESTART (4 CPU) 20:50:09 CPU %user %nice %system %iowait %steal %idle 21:00:01 all 58.65 0.00 2.05 0.11 0.10 39.08 21:00:01 0 58.68 0.00 2.02 0.05 0.10 39.14 21:00:01 1 58.43 0.00 1.96 0.14 0.10 39.36 21:00:01 2 60.52 0.00 2.28 0.16 0.10 36.94 21:00:01 3 56.96 0.00 1.94 0.10 0.10 40.89 21:10:09 all 61.14 0.00 2.59 0.12 0.10 36.05 21:10:09 0 62.72 0.00 2.52 0.12 0.10 34.55 21:10:09 1 63.81 0.00 3.04 0.14 0.11 32.91 21:10:09 2 59.02 0.00 2.42 0.15 0.10 38.30 21:10:09 3 59.01 0.00 2.38 0.08 0.10 38.43 Average: all 59.91 0.00 2.32 0.12 0.10 37.54 Average: 0 60.73 0.00 2.27 0.08 0.10 36.81 Average: 1 61.16 0.00 2.51 0.14 0.10 36.09 Average: 2 59.76 0.00 2.35 0.16 0.10 37.63 Average: 3 58.00 0.00 2.16 0.09 0.10 39.64