---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-450542 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 UTC 2026 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 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 673 10531 4 4784 14973 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:a3:d9:c3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.119/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84592sec preferred_lft 84592sec inet6 fe80::f816:3eff:fea3:d9c3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:a1:0a:fb:e6:8b 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-450542) 03/12/26 _x86_64_ (4 CPU) 08:47:36 LINUX RESTART (4 CPU) 08:50:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:00:07 11.44 1.96 8.97 0.51 125.90 2337.33 44.60 09:10:01 23.65 0.81 20.21 2.63 28.60 3592.83 5274.96 Average: 17.52 1.39 14.56 1.56 77.48 2962.10 2647.37 08:50:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:00:07 10857984 13959420 2002568 12.23 124620 3117780 2326984 13.36 526508 4626092 28376 09:10:01 8760684 12937020 3016304 18.42 167384 4061864 3144736 18.05 780396 6374808 110540 Average: 9809334 13448220 2509436 15.33 146002 3589822 2735860 15.70 653452 5500450 69458 08:50:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:00:07 lo 0.72 0.72 0.07 0.07 0.00 0.00 0.00 0.00 09:00:07 ens3 88.18 71.81 650.02 15.11 0.00 0.00 0.00 0.00 09:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 lo 1061.60 1061.60 1011.27 1011.27 0.00 0.00 0.00 0.00 09:10:01 ens3 97.90 72.20 372.20 19.55 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 528.64 528.64 503.27 503.27 0.00 0.00 0.00 0.00 Average: ens3 93.02 72.00 511.77 17.32 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-450542) 03/12/26 _x86_64_ (4 CPU) 08:47:36 LINUX RESTART (4 CPU) 08:50:07 CPU %user %nice %system %iowait %steal %idle 09:00:07 all 38.31 0.00 1.26 0.09 0.06 60.29 09:00:07 0 36.97 0.00 1.26 0.15 0.06 61.57 09:00:07 1 38.23 0.00 1.17 0.07 0.06 60.47 09:00:07 2 40.62 0.00 1.65 0.09 0.06 57.59 09:00:07 3 37.42 0.00 0.95 0.06 0.06 61.52 09:10:01 all 70.41 0.00 2.61 0.11 0.10 26.76 09:10:01 0 68.19 0.00 2.53 0.13 0.10 29.06 09:10:01 1 73.71 0.00 2.93 0.12 0.10 23.15 09:10:01 2 69.58 0.00 2.34 0.12 0.09 27.86 09:10:01 3 70.16 0.00 2.65 0.09 0.10 26.99 Average: all 54.28 0.00 1.93 0.10 0.08 43.61 Average: 0 52.51 0.00 1.89 0.14 0.08 45.38 Average: 1 55.88 0.00 2.04 0.09 0.08 41.91 Average: 2 55.02 0.00 1.99 0.10 0.08 42.81 Average: 3 53.71 0.00 1.80 0.08 0.08 44.34