---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-144607 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: 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 67G 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 617 10380 4 4991 15028 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:cb:4d:70 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.52/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84781sec preferred_lft 84781sec inet6 fe80::f816:3eff:fecb:4d70/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:9e:e4:bc:e4:5e 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-144607) 03/06/26 _x86_64_ (4 CPU) 20:07:21 LINUX RESTART (4 CPU) 20:10:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:20:00 9.02 0.74 7.67 0.61 440.69 1685.12 4899.06 20:30:00 10.74 0.52 9.62 0.60 19.11 1698.28 991.29 Average: 9.89 0.63 8.65 0.61 227.98 1691.76 2927.42 20:10:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:20:00 8750300 11935688 4025700 24.59 117468 3230276 4216304 24.20 624280 6655452 380 20:30:00 10024632 13627356 2330860 14.24 135852 3601456 2508564 14.40 781732 5189116 13248 Average: 9387466 12781522 3178280 19.41 126660 3415866 3362434 19.30 703006 5922284 6814 20:10:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:20:00 lo 0.69 0.69 0.40 0.40 0.00 0.00 0.00 0.00 20:20:00 ens3 35.81 26.64 328.13 4.38 0.00 0.00 0.00 0.00 20:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:00 lo 206.45 206.45 196.54 196.54 0.00 0.00 0.00 0.00 20:30:00 ens3 35.13 27.27 409.66 4.10 0.00 0.00 0.00 0.00 20:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 104.50 104.50 99.36 99.36 0.00 0.00 0.00 0.00 Average: ens3 35.47 26.96 369.27 4.24 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-144607) 03/06/26 _x86_64_ (4 CPU) 20:07:21 LINUX RESTART (4 CPU) 20:10:11 CPU %user %nice %system %iowait %steal %idle 20:20:00 all 49.71 0.00 0.88 0.07 0.08 49.26 20:20:00 0 52.15 0.00 0.94 0.11 0.07 46.73 20:20:00 1 42.38 0.00 1.00 0.09 0.07 56.46 20:20:00 2 54.59 0.00 0.88 0.03 0.08 44.42 20:20:00 3 49.71 0.00 0.72 0.06 0.08 49.43 20:30:00 all 50.88 0.00 0.88 0.03 0.07 48.13 20:30:00 0 38.15 0.00 0.79 0.04 0.08 60.95 20:30:00 1 64.30 0.00 1.04 0.05 0.08 34.54 20:30:00 2 41.82 0.00 0.81 0.03 0.07 57.26 20:30:00 3 59.23 0.00 0.90 0.01 0.07 39.79 Average: all 50.30 0.00 0.88 0.05 0.08 48.69 Average: 0 45.09 0.00 0.86 0.07 0.07 53.90 Average: 1 53.45 0.00 1.02 0.07 0.08 45.38 Average: 2 48.14 0.00 0.84 0.03 0.08 50.91 Average: 3 54.51 0.00 0.81 0.04 0.07 44.57