---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-26225 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: 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 12G 67G 15% / 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 712 9519 4 5757 14934 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:27:7e:60 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.167/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84573sec preferred_lft 84573sec inet6 fe80::f816:3eff:fe27:7e60/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:a0:69:b0:99:fe 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-26225) 06/09/26 _x86_64_ (4 CPU) 14:34:01 LINUX RESTART (4 CPU) 14:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:22 45.98 0.42 26.93 18.64 13.61 3521.19 242164.98 15:00:18 47.38 0.00 38.07 9.31 0.00 2863.88 11279.35 Average: 46.67 0.21 32.38 14.07 6.94 3199.38 129125.97 14:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:22 9343176 13502456 2450420 14.97 174084 4059428 2702792 15.51 855240 5734984 23376 15:00:18 8718136 13331760 2617012 15.98 206784 4437028 2836656 16.28 967120 6187992 36576 Average: 9030656 13417108 2533716 15.47 190434 4248228 2769724 15.90 911180 5961488 29976 14:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:22 lo 2475.91 2475.91 2361.05 2361.05 0.00 0.00 0.00 0.00 14:50:22 ens3 60.32 48.63 308.16 12.80 0.00 0.00 0.00 0.00 14:50:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:18 lo 4956.60 4956.60 4725.67 4725.67 0.00 0.00 0.00 0.00 15:00:18 ens3 37.09 31.49 11.03 9.98 0.00 0.00 0.00 0.00 15:00:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3690.43 3690.43 3518.74 3518.74 0.00 0.00 0.00 0.00 Average: ens3 48.95 40.24 162.69 11.42 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-26225) 06/09/26 _x86_64_ (4 CPU) 14:34:01 LINUX RESTART (4 CPU) 14:40:01 CPU %user %nice %system %iowait %steal %idle 14:50:22 all 65.27 0.00 3.21 0.08 0.12 31.32 14:50:22 0 65.30 0.00 3.24 0.09 0.11 31.26 14:50:22 1 64.67 0.00 3.00 0.06 0.12 32.15 14:50:22 2 65.99 0.00 3.66 0.09 0.12 30.14 14:50:22 3 65.13 0.00 2.94 0.07 0.12 31.74 15:00:18 all 63.53 0.00 4.01 0.20 0.12 32.15 15:00:18 0 63.76 0.00 3.74 0.08 0.12 32.31 15:00:18 1 63.50 0.00 3.99 0.14 0.12 32.26 15:00:18 2 63.26 0.00 4.35 0.16 0.12 32.12 15:00:18 3 63.61 0.00 3.95 0.42 0.12 31.91 Average: all 64.42 0.00 3.60 0.14 0.12 31.73 Average: 0 64.54 0.00 3.49 0.08 0.12 31.77 Average: 1 64.10 0.00 3.48 0.10 0.12 32.20 Average: 2 64.65 0.00 4.00 0.12 0.12 31.11 Average: 3 64.38 0.00 3.43 0.24 0.12 31.82