---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10234 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 807 9204 4 5977 14839 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:35:e2:73 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.110/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84110sec preferred_lft 84110sec inet6 fe80::f816:3eff:fe35:e273/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:95:36:9d:63:97 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-10234) 12/05/25 _x86_64_ (4 CPU) 16:55:29 LINUX RESTART (4 CPU) 17:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:10:19 24.38 2.55 19.99 1.83 718.45 5396.65 17716.05 17:20:19 58.46 0.01 47.41 11.05 0.05 3405.17 33061.27 17:30:07 28.68 0.12 23.84 4.72 5.88 4787.65 11130.86 Average: 37.11 0.91 30.36 5.84 247.31 4536.08 20670.26 17:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:10:19 8861700 13241788 2710080 16.55 182116 4256936 2994096 17.19 929072 6116744 310184 17:20:19 8586152 13198056 2750288 16.80 210568 4432728 2973848 17.07 1020312 6251188 24480 17:30:07 9606292 15359408 584360 3.57 242836 5481304 1093888 6.28 1399620 4794536 212 Average: 9018048 13933084 2014909 12.31 211840 4723656 2353944 13.51 1116335 5720823 111625 17:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:10:19 lo 199.89 199.89 189.45 189.45 0.00 0.00 0.00 0.00 17:10:19 ens3 110.41 84.19 605.17 20.91 0.00 0.00 0.00 0.00 17:10:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:19 lo 5714.11 5714.11 5446.04 5446.04 0.00 0.00 0.00 0.00 17:20:19 ens3 82.90 60.30 29.36 22.10 0.00 0.00 0.00 0.00 17:20:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:07 lo 2070.90 2070.90 1961.87 1961.87 0.00 0.00 0.00 0.00 17:30:07 ens3 108.30 97.38 115.34 158.76 0.00 0.00 0.00 0.00 17:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2642.98 2642.98 2514.75 2514.75 0.00 0.00 0.00 0.00 Average: ens3 100.58 80.55 254.06 66.25 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-10234) 12/05/25 _x86_64_ (4 CPU) 16:55:29 LINUX RESTART (4 CPU) 17:00:03 CPU %user %nice %system %iowait %steal %idle 17:10:19 all 70.00 0.00 2.55 0.08 0.10 27.27 17:10:19 0 69.31 0.00 2.35 0.05 0.10 28.18 17:10:19 1 70.95 0.00 2.47 0.11 0.10 26.37 17:10:19 2 70.07 0.00 2.86 0.09 0.10 26.88 17:10:19 3 69.68 0.00 2.53 0.06 0.10 27.63 17:20:19 all 60.33 0.00 4.20 0.13 0.09 35.25 17:20:19 0 58.72 0.00 4.15 0.10 0.10 36.94 17:20:19 1 60.36 0.00 4.05 0.12 0.09 35.38 17:20:19 2 60.78 0.00 4.65 0.22 0.09 34.26 17:20:19 3 61.46 0.00 3.94 0.08 0.09 34.43 17:30:07 all 46.41 0.00 2.45 0.15 0.09 50.91 17:30:07 0 45.14 0.00 2.31 0.18 0.08 52.29 17:30:07 1 47.00 0.00 2.40 0.04 0.09 50.47 17:30:07 2 44.78 0.00 2.87 0.24 0.08 52.03 17:30:07 3 48.74 0.00 2.21 0.12 0.09 48.84 Average: all 59.09 0.00 3.06 0.12 0.09 37.63 Average: 0 57.91 0.00 2.94 0.11 0.09 38.96 Average: 1 59.62 0.00 2.97 0.09 0.10 37.23 Average: 2 58.74 0.00 3.46 0.18 0.09 37.53 Average: 3 60.12 0.00 2.90 0.09 0.09 36.81