---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11104 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: 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 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 642 8897 4 6449 15004 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:ae:12:a4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.246/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84223sec preferred_lft 84223sec inet6 fe80::f816:3eff:feae:12a4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:c5:6a:db:58:fc 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-11104) 12/06/25 _x86_64_ (4 CPU) 10:37:24 LINUX RESTART (4 CPU) 10:40:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:04 16.21 3.35 11.78 1.07 569.40 2552.70 7177.39 11:00:04 25.72 0.08 22.62 3.01 7.03 2394.15 11819.39 11:10:04 37.47 0.14 33.16 4.17 6.43 9655.41 18540.52 Average: 26.52 1.18 22.58 2.76 192.17 4880.48 12542.54 10:40:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:04 10731204 13849648 2112712 12.90 121184 3166216 2526120 14.50 648796 4665456 16940 11:00:04 8853468 12633196 3323804 20.30 143064 3754240 3318404 19.05 844448 6276252 185456 11:10:04 9140476 15383496 564728 3.45 172964 6097964 1108576 6.36 1694568 5031668 33492 Average: 9575049 13955447 2000415 12.22 145737 4339473 2317700 13.30 1062604 5324459 78629 10:40:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:04 lo 304.97 304.97 290.55 290.55 0.00 0.00 0.00 0.00 10:50:04 ens3 85.56 64.82 1008.35 10.11 0.00 0.00 0.00 0.00 10:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:04 lo 1393.64 1393.64 1319.96 1319.96 0.00 0.00 0.00 0.00 11:00:04 ens3 47.57 37.69 54.10 13.53 0.00 0.00 0.00 0.00 11:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:04 lo 1114.69 1114.69 1059.58 1059.58 0.00 0.00 0.00 0.00 11:10:04 ens3 60.02 49.42 157.63 23.35 0.00 0.00 0.00 0.00 11:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 941.34 941.34 893.41 893.41 0.00 0.00 0.00 0.00 Average: ens3 64.26 50.56 403.30 15.70 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-11104) 12/06/25 _x86_64_ (4 CPU) 10:37:24 LINUX RESTART (4 CPU) 10:40:14 CPU %user %nice %system %iowait %steal %idle 10:50:04 all 12.48 0.00 0.71 0.13 0.04 86.63 10:50:04 0 12.57 0.00 0.58 0.07 0.03 86.75 10:50:04 1 12.80 0.00 0.73 0.12 0.04 86.31 10:50:04 2 12.23 0.00 0.70 0.10 0.04 86.94 10:50:04 3 12.33 0.00 0.85 0.26 0.04 86.51 11:00:04 all 63.20 0.00 2.32 0.06 0.09 34.34 11:00:04 0 62.19 0.00 2.03 0.04 0.09 35.65 11:00:04 1 63.74 0.00 2.44 0.05 0.09 33.67 11:00:04 2 65.01 0.00 2.29 0.10 0.09 32.51 11:00:04 3 61.84 0.00 2.50 0.05 0.09 35.52 11:10:04 all 57.25 0.00 2.49 0.17 0.09 40.00 11:10:04 0 61.92 0.00 2.64 0.12 0.10 35.24 11:10:04 1 57.67 0.00 2.73 0.18 0.09 39.33 11:10:04 2 54.59 0.00 2.03 0.25 0.09 43.04 11:10:04 3 54.82 0.00 2.56 0.13 0.09 42.40 Average: all 44.48 0.00 1.85 0.12 0.07 53.48 Average: 0 45.73 0.00 1.75 0.07 0.07 52.37 Average: 1 44.91 0.00 1.98 0.11 0.08 52.93 Average: 2 44.12 0.00 1.68 0.15 0.07 53.98 Average: 3 43.15 0.00 1.98 0.14 0.07 54.65