---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-14638 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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: 5600.00 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 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 637 8675 4 6676 15009 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:fd:93:30 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.251/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84315sec preferred_lft 84315sec inet6 fe80::f816:3eff:fefd:9330/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:fb:a4:76:5c:28 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-14638) 12/17/25 _x86_64_ (4 CPU) 18:36:24 LINUX RESTART (4 CPU) 18:40:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:50:01 35.58 3.59 28.41 3.59 787.50 4638.77 10986.24 19:00:00 29.37 0.01 26.25 3.11 0.21 2416.48 9511.94 19:10:02 17.05 0.12 15.14 1.78 6.28 8793.66 2802.45 Average: 27.26 1.22 23.22 2.82 260.65 5291.67 7738.19 18:40:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:01 9615896 13295672 2661836 16.26 137200 3675084 2738660 15.72 845240 5540068 24456 19:00:00 8680540 12781820 3172320 19.38 156744 4042424 3185676 18.29 958640 6303168 26664 19:10:02 8986824 15461680 483896 2.96 177016 6316044 993912 5.71 1778956 5082068 192 Average: 9094420 13846391 2106017 12.86 156987 4677851 2306083 13.24 1194279 5641768 17104 18:40:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:01 lo 1482.65 1482.65 1406.60 1406.60 0.00 0.00 0.00 0.00 18:50:01 ens3 134.88 99.74 1125.63 20.34 0.00 0.00 0.00 0.00 18:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:00 lo 1238.19 1238.19 1178.96 1178.96 0.00 0.00 0.00 0.00 19:00:00 ens3 36.44 31.20 26.77 11.09 0.00 0.00 0.00 0.00 19:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:02 lo 340.00 340.00 4725.42 4725.42 0.00 0.00 0.00 0.00 19:10:02 ens3 89.67 98.71 132.53 1024.15 0.00 0.00 0.00 0.00 19:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1016.20 1016.20 2446.99 2446.99 0.00 0.00 0.00 0.00 Average: ens3 86.66 76.41 423.01 355.00 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-14638) 12/17/25 _x86_64_ (4 CPU) 18:36:24 LINUX RESTART (4 CPU) 18:40:14 CPU %user %nice %system %iowait %steal %idle 18:50:01 all 60.57 0.00 2.53 0.15 0.10 36.65 18:50:01 0 60.99 0.00 2.25 0.11 0.10 36.54 18:50:01 1 60.98 0.00 2.84 0.22 0.11 35.85 18:50:01 2 60.90 0.00 2.43 0.10 0.10 36.47 18:50:01 3 59.41 0.00 2.59 0.16 0.10 37.74 19:00:00 all 65.88 0.00 2.40 0.07 0.10 31.55 19:00:00 0 64.20 0.00 2.34 0.07 0.10 33.29 19:00:00 1 66.99 0.00 2.45 0.04 0.10 30.41 19:00:00 2 67.62 0.00 2.38 0.06 0.10 29.83 19:00:00 3 64.71 0.00 2.43 0.10 0.10 32.66 19:10:02 all 35.37 0.00 1.27 0.25 0.08 63.03 19:10:02 0 34.95 0.00 1.35 0.58 0.08 63.04 19:10:02 1 31.78 0.00 1.12 0.18 0.08 66.85 19:10:02 2 37.84 0.00 1.54 0.19 0.08 60.34 19:10:02 3 36.91 0.00 1.06 0.06 0.08 61.89 Average: all 53.86 0.00 2.06 0.16 0.09 43.83 Average: 0 53.29 0.00 1.98 0.26 0.09 44.38 Average: 1 53.16 0.00 2.13 0.15 0.09 44.47 Average: 2 55.37 0.00 2.11 0.12 0.09 42.30 Average: 3 53.60 0.00 2.02 0.10 0.09 44.18