---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-22953 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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 11G 68G 14% / 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 620 10431 4 4937 15026 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:aa:73:b8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.226/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82673sec preferred_lft 82673sec inet6 fe80::f816:3eff:feaa:73b8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:83:d1:ba:16:cf 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-22953) 01/08/26 _x86_64_ (4 CPU) 00:00:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:14 1.50 0.19 1.31 0.01 4.77 21.56 442.41 00:20:14 1.05 0.00 1.05 0.00 0.01 12.75 0.00 00:30:00 49.32 4.14 44.49 0.69 254.94 3497.38 814.32 00:40:00 3.55 0.06 3.34 0.15 6.75 478.25 23.90 Average: 13.65 1.08 12.36 0.21 65.51 987.79 317.21 00:00:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:14 13443364 15525616 488936 2.99 59204 2247136 1143968 6.57 403000 2273664 24 00:20:14 13442860 15525504 489080 2.99 59584 2247148 1143968 6.57 403372 2274160 64 00:30:00 10946204 13975792 1988644 12.15 109476 3098512 2403480 13.80 647016 4461360 1240 00:40:00 9460956 12623668 3339356 20.40 114104 3216020 3574076 20.52 693600 5888560 104 Average: 11823346 14412645 1576504 9.63 85592 2702204 2066373 11.86 536747 3724436 358 00:00:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:14 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 00:10:14 ens3 0.33 0.14 0.11 0.07 0.00 0.00 0.00 0.00 00:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:20:14 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 00:20:14 ens3 0.16 0.08 0.04 0.02 0.00 0.00 0.00 0.00 00:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:00 lo 0.38 0.38 0.04 0.04 0.00 0.00 0.00 0.00 00:30:00 ens3 79.81 57.92 706.11 17.53 0.00 0.00 0.00 0.00 00:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:00 lo 0.60 0.60 0.37 0.37 0.00 0.00 0.00 0.00 00:40:00 ens3 10.62 7.90 40.30 3.16 0.00 0.00 0.00 0.00 00:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.29 0.29 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 22.39 16.27 183.57 5.12 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-22953) 01/08/26 _x86_64_ (4 CPU) 00:00:14 CPU %user %nice %system %iowait %steal %idle 00:10:14 all 0.07 0.00 0.03 0.01 0.02 99.88 00:10:14 0 0.03 0.00 0.04 0.00 0.02 99.90 00:10:14 1 0.11 0.00 0.02 0.01 0.01 99.85 00:10:14 2 0.02 0.00 0.02 0.02 0.02 99.93 00:10:14 3 0.12 0.00 0.03 0.01 0.02 99.83 00:20:14 all 0.20 0.00 0.02 0.01 0.02 99.75 00:20:14 0 0.02 0.00 0.03 0.01 0.02 99.92 00:20:14 1 0.76 0.00 0.02 0.01 0.01 99.19 00:20:14 2 0.02 0.00 0.03 0.01 0.02 99.92 00:20:14 3 0.01 0.00 0.02 0.01 0.01 99.95 00:30:00 all 25.13 0.00 0.78 0.26 0.05 73.78 00:30:00 0 28.54 0.00 0.71 0.42 0.05 70.28 00:30:00 1 25.81 0.00 0.91 0.14 0.05 73.09 00:30:00 2 24.88 0.00 0.76 0.35 0.06 73.95 00:30:00 3 21.30 0.00 0.76 0.12 0.06 77.77 00:40:00 all 45.98 0.00 0.58 0.02 0.08 53.35 00:40:00 0 40.58 0.00 0.66 0.02 0.08 58.65 00:40:00 1 56.93 0.00 0.54 0.01 0.08 42.44 00:40:00 2 35.75 0.00 0.55 0.01 0.07 63.62 00:40:00 3 50.67 0.00 0.57 0.03 0.08 48.64 Average: all 17.81 0.00 0.35 0.07 0.04 81.72 Average: 0 17.25 0.00 0.36 0.11 0.04 82.24 Average: 1 20.86 0.00 0.37 0.04 0.04 78.69 Average: 2 15.12 0.00 0.34 0.09 0.04 84.40 Average: 3 18.02 0.00 0.34 0.04 0.04 81.56