---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12508 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 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 656 9467 4 5865 14990 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:c2:96:3c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.187/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84532sec preferred_lft 84532sec inet6 fe80::f816:3eff:fec2:963c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:26:24:41:48:87 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-12508) 12/11/25 _x86_64_ (4 CPU) 06:07:16 LINUX RESTART (4 CPU) 06:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:20:17 26.91 2.72 20.96 3.23 346.82 3724.23 80210.75 06:30:01 19.70 0.17 16.87 2.66 5.22 1589.54 28936.07 Average: 23.39 1.48 18.96 2.95 179.90 2681.13 55155.89 06:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:20:17 9911472 13339064 2620080 16.00 127516 3427444 3221500 18.49 729284 5357624 18456 06:30:01 9282984 13123936 2831644 17.29 147548 3792412 3292812 18.90 852864 5829288 92784 Average: 9597228 13231500 2725862 16.65 137532 3609928 3257156 18.70 791074 5593456 55620 06:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:20:17 lo 18.41 18.41 3.98 3.98 0.00 0.00 0.00 0.00 06:20:17 ens3 71.52 57.85 640.07 11.43 0.00 0.00 0.00 0.00 06:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:30:01 lo 1030.04 1030.04 950.64 950.64 0.00 0.00 0.00 0.00 06:30:01 ens3 36.88 27.06 237.96 6.36 0.00 0.00 0.00 0.00 06:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 512.74 512.74 466.55 466.55 0.00 0.00 0.00 0.00 Average: ens3 54.59 42.80 443.58 8.95 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-12508) 12/11/25 _x86_64_ (4 CPU) 06:07:16 LINUX RESTART (4 CPU) 06:10:05 CPU %user %nice %system %iowait %steal %idle 06:20:17 all 36.37 0.00 1.33 0.79 0.08 61.43 06:20:17 0 37.30 0.00 1.18 1.74 0.08 59.70 06:20:17 1 35.82 0.00 1.25 0.24 0.08 62.61 06:20:17 2 36.21 0.00 1.20 1.00 0.08 61.52 06:20:17 3 36.14 0.00 1.71 0.20 0.09 61.87 06:30:01 all 25.37 0.00 1.35 0.08 0.09 73.11 06:30:01 0 24.28 0.00 1.10 0.08 0.09 74.45 06:30:01 1 26.04 0.00 1.41 0.05 0.10 72.40 06:30:01 2 25.65 0.00 1.44 0.13 0.09 72.69 06:30:01 3 25.52 0.00 1.45 0.04 0.09 72.90 Average: all 31.00 0.00 1.34 0.44 0.09 67.13 Average: 0 30.94 0.00 1.14 0.93 0.09 66.91 Average: 1 31.04 0.00 1.33 0.15 0.09 67.39 Average: 2 31.05 0.00 1.32 0.57 0.08 66.97 Average: 3 30.95 0.00 1.58 0.12 0.09 67.26