---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-13607 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 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 732 9465 4 5790 14913 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:55:44:39 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.131/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84089sec preferred_lft 84089sec inet6 fe80::f816:3eff:fe55:4439/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:99:03:f0:d7:a1 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-13607) 12/14/25 _x86_64_ (4 CPU) 20:25:06 LINUX RESTART (4 CPU) 20:30:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:07 22.44 0.88 19.83 1.74 420.51 4653.85 8677.51 20:50:07 58.05 0.00 44.96 13.09 0.00 2908.41 18767.73 21:00:01 32.69 0.12 27.24 5.33 5.82 4901.73 5927.05 Average: 37.75 0.33 30.69 6.72 142.58 4151.95 11142.92 20:30:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:07 9114052 13293804 2659396 16.24 180932 4060588 2992052 17.17 880404 5930932 215292 20:50:07 8486432 13002500 2946760 18.00 202208 4343644 3232540 18.55 967456 6432960 142268 21:00:01 9815316 15377352 567136 3.46 235416 5300492 1105492 6.35 1341356 4645636 80 Average: 9138600 13891219 2057764 12.57 206185 4568241 2443361 14.02 1063072 5669843 119213 20:30:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:07 lo 364.96 364.96 346.91 346.91 0.00 0.00 0.00 0.00 20:40:07 ens3 90.86 66.25 431.44 20.06 0.00 0.00 0.00 0.00 20:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:07 lo 5617.96 5617.96 5355.37 5355.37 0.00 0.00 0.00 0.00 20:50:07 ens3 69.17 51.24 26.42 19.63 0.00 0.00 0.00 0.00 20:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:01 lo 2382.16 2382.16 2257.80 2257.80 0.00 0.00 0.00 0.00 21:00:01 ens3 107.37 96.76 114.78 158.80 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 Average: lo 2789.96 2789.96 2654.91 2654.91 0.00 0.00 0.00 0.00 Average: ens3 89.07 71.33 191.14 65.83 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-13607) 12/14/25 _x86_64_ (4 CPU) 20:25:06 LINUX RESTART (4 CPU) 20:30:07 CPU %user %nice %system %iowait %steal %idle 20:40:07 all 69.04 0.00 2.55 0.07 0.09 28.25 20:40:07 0 70.41 0.00 2.71 0.07 0.10 26.72 20:40:07 1 68.34 0.00 2.37 0.11 0.09 29.10 20:40:07 2 68.95 0.00 2.46 0.08 0.09 28.43 20:40:07 3 68.45 0.00 2.65 0.05 0.08 28.76 20:50:07 all 60.78 0.00 4.45 0.16 0.09 34.52 20:50:07 0 59.96 0.00 3.99 0.28 0.09 35.69 20:50:07 1 61.29 0.00 5.06 0.14 0.10 33.41 20:50:07 2 61.70 0.00 4.89 0.10 0.09 33.22 20:50:07 3 60.17 0.00 3.85 0.11 0.09 35.78 21:00:01 all 51.55 0.00 2.91 0.13 0.09 45.33 21:00:01 0 51.67 0.00 2.78 0.21 0.09 45.25 21:00:01 1 52.13 0.00 2.91 0.21 0.08 44.66 21:00:01 2 49.96 0.00 2.93 0.06 0.09 46.97 21:00:01 3 52.42 0.00 3.01 0.05 0.09 44.43 Average: all 60.48 0.00 3.30 0.12 0.09 36.00 Average: 0 60.71 0.00 3.16 0.18 0.09 35.85 Average: 1 60.61 0.00 3.45 0.15 0.09 35.70 Average: 2 60.24 0.00 3.42 0.08 0.09 36.17 Average: 3 60.38 0.00 3.17 0.07 0.09 36.29