---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-38103 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: 5599.94 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 13G 65G 17% / 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 644 8096 4 7248 15002 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:da:5e:09 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.167/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83651sec preferred_lft 83651sec inet6 fe80::f816:3eff:feda:5e09/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:5c:91:91:34:68 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-38103) 07/23/26 _x86_64_ (4 CPU) 12:39:05 LINUX RESTART (4 CPU) 12:40:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:00 37.98 4.47 30.85 2.66 248.29 6451.97 43585.29 13:00:00 22.51 0.02 19.94 2.55 0.21 1956.21 11433.02 13:10:00 28.79 0.03 25.93 2.83 0.81 4160.15 15812.00 13:20:00 25.60 0.05 10.48 15.06 4.76 6247.11 235591.44 Average: 28.70 1.13 21.78 5.78 63.12 4700.09 76676.04 12:40:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:00 9923112 13570076 2388304 14.59 136036 3637416 2637648 15.14 644288 5417480 10456 13:00:00 9100320 13109928 2844444 17.37 154076 3950472 2816072 16.16 757760 6069192 17684 13:10:00 7192692 12179980 3770532 23.03 174360 4865664 3618920 20.77 1031440 7672136 12 13:20:00 8402864 15462584 481524 2.94 189976 6856000 1030628 5.92 1784292 5637052 343644 Average: 8654747 13580642 2371201 14.48 163612 4827388 2525817 14.50 1054445 6198965 92949 12:40:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:00 lo 831.10 831.10 789.83 789.83 0.00 0.00 0.00 0.00 12:50:00 ens3 177.24 121.40 1516.52 20.47 0.00 0.00 0.00 0.00 12:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:00 lo 1253.46 1253.46 1189.29 1189.29 0.00 0.00 0.00 0.00 13:00:00 ens3 40.12 30.79 14.89 9.96 0.00 0.00 0.00 0.00 13:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:00 lo 1135.39 1135.39 1076.44 1076.44 0.00 0.00 0.00 0.00 13:10:00 ens3 47.53 34.09 25.21 11.32 0.00 0.00 0.00 0.00 13:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:00 lo 2560.84 2560.84 9291.32 9291.32 0.00 0.00 0.00 0.00 13:20:00 ens3 23.70 20.66 127.24 5.23 0.00 0.00 0.00 0.00 13:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1446.52 1446.52 3091.64 3091.64 0.00 0.00 0.00 0.00 Average: ens3 71.92 51.59 418.61 11.72 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-38103) 07/23/26 _x86_64_ (4 CPU) 12:39:05 LINUX RESTART (4 CPU) 12:40:05 CPU %user %nice %system %iowait %steal %idle 12:50:00 all 43.99 0.00 2.08 0.58 0.11 53.25 12:50:00 0 45.02 0.00 2.13 1.16 0.10 51.59 12:50:00 1 42.58 0.00 1.93 0.25 0.10 55.14 12:50:00 2 44.17 0.00 2.32 0.15 0.11 53.26 12:50:00 3 44.18 0.00 1.94 0.77 0.10 53.00 13:00:00 all 64.71 0.00 2.38 0.64 0.15 32.12 13:00:00 0 65.13 0.00 2.57 0.23 0.15 31.92 13:00:00 1 64.62 0.00 2.19 0.87 0.15 32.16 13:00:00 2 65.83 0.00 2.35 0.97 0.15 30.70 13:00:00 3 63.26 0.00 2.42 0.49 0.15 33.68 13:10:00 all 55.75 0.00 2.40 0.19 0.16 41.51 13:10:00 0 58.32 0.00 2.40 0.12 0.16 39.00 13:10:00 1 55.15 0.00 2.40 0.28 0.17 41.99 13:10:00 2 54.50 0.00 2.53 0.27 0.14 42.56 13:10:00 3 55.01 0.00 2.27 0.11 0.14 42.47 13:20:00 all 34.24 0.00 1.54 0.16 0.09 63.97 13:20:00 0 41.63 0.00 1.64 0.07 0.10 56.56 13:20:00 1 31.09 0.00 1.63 0.30 0.09 66.89 13:20:00 2 38.49 0.00 1.86 0.16 0.10 59.40 13:20:00 3 25.75 0.00 1.03 0.13 0.08 73.00 Average: all 49.66 0.00 2.10 0.39 0.13 47.72 Average: 0 52.53 0.00 2.18 0.39 0.13 44.77 Average: 1 48.35 0.00 2.04 0.43 0.13 49.05 Average: 2 50.75 0.00 2.26 0.38 0.13 46.48 Average: 3 47.02 0.00 1.91 0.37 0.12 50.57