---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-27371 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 676 10306 4 5006 14970 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:ef:d3:c2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.202/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84714sec preferred_lft 84714sec inet6 fe80::f816:3eff:feef:d3c2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:48:d4:c7:43:1b 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-27371) 06/14/26 _x86_64_ (4 CPU) 14:38:19 LINUX RESTART (4 CPU) 14:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:08 19.28 3.03 15.31 0.93 364.18 4095.67 1249.02 15:00:08 22.36 0.80 19.23 2.33 27.37 3393.59 3958.43 Average: 20.81 1.92 17.26 1.63 196.89 3746.95 2594.78 14:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:08 10618092 13988528 1971600 12.04 129652 3368736 2440568 14.01 602632 4782800 23756 15:00:08 8717668 13115688 2835792 17.32 170572 4270076 3072888 17.64 848220 6324988 96812 Average: 9667880 13552108 2403696 14.68 150112 3819406 2756728 15.82 725426 5553894 60284 14:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:08 lo 0.95 0.95 0.10 0.10 0.00 0.00 0.00 0.00 14:50:08 ens3 88.98 73.29 756.28 17.36 0.00 0.00 0.00 0.00 14:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:08 lo 1128.39 1128.39 1075.69 1075.69 0.00 0.00 0.00 0.00 15:00:08 ens3 81.07 59.88 374.30 17.62 0.00 0.00 0.00 0.00 15:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 560.95 560.95 534.34 534.34 0.00 0.00 0.00 0.00 Average: ens3 85.05 66.63 566.55 17.49 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-27371) 06/14/26 _x86_64_ (4 CPU) 14:38:19 LINUX RESTART (4 CPU) 14:40:01 CPU %user %nice %system %iowait %steal %idle 14:50:08 all 44.60 0.00 1.63 0.09 0.07 53.61 14:50:08 0 44.23 0.00 1.42 0.08 0.06 54.20 14:50:08 1 44.99 0.00 1.67 0.10 0.07 53.16 14:50:08 2 43.68 0.00 1.63 0.11 0.08 54.50 14:50:08 3 45.51 0.00 1.79 0.06 0.06 52.59 15:00:08 all 70.81 0.00 2.74 0.05 0.08 26.32 15:00:08 0 71.25 0.00 2.25 0.04 0.08 26.38 15:00:08 1 71.08 0.00 2.99 0.06 0.08 25.79 15:00:08 2 73.05 0.00 2.81 0.03 0.08 24.03 15:00:08 3 67.87 0.00 2.90 0.07 0.08 29.08 Average: all 57.62 0.00 2.18 0.07 0.07 40.06 Average: 0 57.65 0.00 1.83 0.06 0.07 40.39 Average: 1 57.95 0.00 2.33 0.08 0.07 39.57 Average: 2 58.27 0.00 2.22 0.07 0.08 39.37 Average: 3 56.61 0.00 2.34 0.07 0.07 40.92