---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-42029 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 66G 16% / 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 662 8781 4 6545 14983 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:f2:26:cc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.21/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83893sec preferred_lft 83893sec inet6 fe80::f816:3eff:fef2:26cc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:11:29:35:6f:98 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-42029) 08/28/26 _x86_64_ (4 CPU) 10:42:07 LINUX RESTART (4 CPU) 10:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:00:01 28.65 2.95 22.96 2.74 161.08 4018.45 4122.17 11:10:18 28.12 0.02 25.21 2.89 0.57 2326.97 7960.23 11:20:01 32.81 0.18 16.62 16.01 10.80 9057.29 281859.79 Average: 29.82 1.05 21.68 7.09 57.39 5072.05 95449.59 10:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:00:01 9200796 12980208 2977200 18.18 140960 3751024 2971776 17.06 690792 6086560 208516 11:10:18 8814908 12818504 3135668 19.15 161352 3928872 2995720 17.20 779168 6321920 11900 11:20:01 9019260 15360580 586248 3.58 181900 6168256 1124968 6.46 1590880 5210448 508 Average: 9011655 13719764 2233039 13.64 161404 4616051 2364155 13.57 1020280 5872976 73641 10:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:00:01 lo 1486.37 1486.37 1409.83 1409.83 0.00 0.00 0.00 0.00 11:00:01 ens3 106.91 85.56 999.15 16.51 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:18 lo 1285.21 1285.21 1224.23 1224.23 0.00 0.00 0.00 0.00 11:10:18 ens3 23.15 19.69 22.03 7.40 0.00 0.00 0.00 0.00 11:10:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:01 lo 703.29 703.29 7350.01 7350.01 0.00 0.00 0.00 0.00 11:20:01 ens3 45.34 46.44 122.77 379.73 0.00 0.00 0.00 0.00 11:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1163.67 1163.67 3271.42 3271.42 0.00 0.00 0.00 0.00 Average: ens3 58.26 50.32 380.39 131.11 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-42029) 08/28/26 _x86_64_ (4 CPU) 10:42:07 LINUX RESTART (4 CPU) 10:50:01 CPU %user %nice %system %iowait %steal %idle 11:00:01 all 57.14 0.00 2.51 0.09 0.02 40.24 11:00:01 0 56.28 0.00 2.17 0.10 0.02 41.43 11:00:01 1 57.45 0.00 2.43 0.04 0.02 40.06 11:00:01 2 57.04 0.00 2.51 0.09 0.03 40.33 11:00:01 3 57.80 0.00 2.92 0.14 0.02 39.11 11:10:18 all 64.82 0.00 2.58 0.07 0.03 32.50 11:10:18 0 64.48 0.00 2.54 0.09 0.03 32.86 11:10:18 1 64.67 0.00 2.70 0.07 0.03 32.53 11:10:18 2 65.23 0.00 2.45 0.08 0.03 32.22 11:10:18 3 64.90 0.00 2.62 0.05 0.02 32.41 11:20:01 all 40.19 0.00 1.83 0.21 0.03 57.74 11:20:01 0 44.26 0.00 1.82 0.42 0.03 53.47 11:20:01 1 35.67 0.00 1.75 0.09 0.02 62.46 11:20:01 2 41.39 0.00 1.88 0.08 0.03 56.62 11:20:01 3 39.44 0.00 1.86 0.25 0.03 58.42 Average: all 54.28 0.00 2.31 0.12 0.02 43.26 Average: 0 55.20 0.00 2.18 0.20 0.03 42.39 Average: 1 52.87 0.00 2.30 0.07 0.02 44.74 Average: 2 54.77 0.00 2.29 0.08 0.03 42.83 Average: 3 54.29 0.00 2.47 0.15 0.02 43.07