---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1186 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 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 623 10391 4 4973 15022 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:33:18 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.233/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84735sec preferred_lft 84735sec inet6 fe80::f816:3eff:fe2c:3318/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:dd:96:46:58:66 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-1186) 10/22/25 _x86_64_ (4 CPU) 17:44:21 LINUX RESTART (4 CPU) 17:50:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:00:09 3.78 0.06 3.52 0.20 6.89 584.33 445.68 18:10:09 30.50 12.43 16.68 1.39 152.84 2341.32 6532.91 Average: 17.14 6.24 10.10 0.79 79.88 1462.94 3489.70 17:50:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:00:09 10111148 13255436 2707336 16.54 112964 3196864 2974024 17.07 674936 5246836 576 18:10:09 8869200 12753692 3204184 19.57 134908 3865056 3369736 19.34 927036 6181312 266036 Average: 9490174 13004564 2955760 18.05 123936 3530960 3171880 18.21 800986 5714074 133306 17:50:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:00:09 lo 0.62 0.62 0.38 0.38 0.00 0.00 0.00 0.00 18:00:09 ens3 10.00 8.27 38.44 2.40 0.00 0.00 0.00 0.00 18:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:09 lo 513.71 513.71 489.41 489.41 0.00 0.00 0.00 0.00 18:10:09 ens3 36.75 26.82 404.16 3.57 0.00 0.00 0.00 0.00 18:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 257.20 257.20 244.93 244.93 0.00 0.00 0.00 0.00 Average: ens3 23.38 17.54 221.32 2.99 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-1186) 10/22/25 _x86_64_ (4 CPU) 17:44:21 LINUX RESTART (4 CPU) 17:50:09 CPU %user %nice %system %iowait %steal %idle 18:00:09 all 51.59 0.00 0.75 0.06 0.09 47.51 18:00:09 0 49.30 0.00 0.70 0.03 0.09 49.89 18:00:09 1 64.76 0.00 0.93 0.09 0.10 34.12 18:00:09 2 46.24 0.00 0.63 0.07 0.09 52.98 18:00:09 3 46.08 0.00 0.75 0.05 0.09 53.03 18:10:09 all 56.37 0.08 1.30 0.52 0.10 41.63 18:10:09 0 45.50 0.00 1.21 0.73 0.09 52.47 18:10:09 1 64.96 0.00 1.43 0.31 0.11 33.20 18:10:09 2 66.36 0.01 1.14 0.53 0.11 31.84 18:10:09 3 48.66 0.30 1.42 0.52 0.10 48.99 Average: all 53.98 0.04 1.02 0.29 0.10 44.57 Average: 0 47.40 0.00 0.95 0.38 0.09 51.18 Average: 1 64.86 0.00 1.18 0.20 0.11 33.66 Average: 2 56.30 0.00 0.88 0.30 0.10 42.41 Average: 3 47.37 0.15 1.09 0.29 0.09 51.01