---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-17503 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 687 9579 4 5722 14959 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:b6:d7:97 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.122/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84544sec preferred_lft 84544sec inet6 fe80::f816:3eff:feb6:d797/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:78:31:15:60:82 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-17503) 12/30/25 _x86_64_ (4 CPU) 15:45:23 LINUX RESTART (4 CPU) 15:50:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:14 44.35 1.70 27.53 15.12 659.50 5223.18 266324.30 16:10:14 33.66 0.07 30.26 3.34 1.52 6032.29 21681.38 Average: 39.01 0.88 28.89 9.23 330.49 5627.76 143995.70 15:50:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:14 9021988 13067476 2887908 17.64 157504 3973224 3164324 18.16 948604 5970076 188160 16:10:14 7526944 12778408 3171148 19.37 183172 5089520 3775224 21.67 1205824 7150416 24952 Average: 8274466 12922942 3029528 18.50 170338 4531372 3469774 19.92 1077214 6560246 106556 15:50:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:14 lo 962.67 962.67 917.05 917.05 0.00 0.00 0.00 0.00 16:00:14 ens3 76.21 57.79 508.18 14.98 0.00 0.00 0.00 0.00 16:00:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:14 lo 1168.59 1168.59 1112.96 1112.96 0.00 0.00 0.00 0.00 16:10:14 ens3 54.88 43.27 229.92 13.56 0.00 0.00 0.00 0.00 16:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1065.63 1065.63 1015.01 1015.01 0.00 0.00 0.00 0.00 Average: ens3 65.54 50.53 369.04 14.27 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-17503) 12/30/25 _x86_64_ (4 CPU) 15:45:23 LINUX RESTART (4 CPU) 15:50:14 CPU %user %nice %system %iowait %steal %idle 16:00:14 all 66.24 0.00 2.37 0.18 0.09 31.11 16:00:14 0 68.55 0.00 2.09 0.09 0.09 29.17 16:00:14 1 64.05 0.00 2.32 0.16 0.09 33.38 16:00:14 2 65.79 0.00 2.62 0.14 0.09 31.36 16:00:14 3 66.57 0.00 2.46 0.34 0.09 30.54 16:10:14 all 56.62 0.00 2.33 0.29 0.09 40.66 16:10:14 0 51.85 0.00 2.34 0.17 0.09 45.55 16:10:14 1 59.56 0.00 2.46 0.26 0.09 37.63 16:10:14 2 56.35 0.00 2.12 0.54 0.09 40.90 16:10:14 3 58.76 0.00 2.40 0.19 0.09 38.56 Average: all 61.43 0.00 2.35 0.24 0.09 35.89 Average: 0 60.19 0.00 2.22 0.13 0.09 37.37 Average: 1 61.80 0.00 2.39 0.21 0.09 35.50 Average: 2 61.07 0.00 2.37 0.34 0.09 36.13 Average: 3 62.67 0.00 2.43 0.26 0.09 34.55