---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4787 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 UTC 2025 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: 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 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 756 9572 4 5660 14890 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:ed:78:26 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.99/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84558sec preferred_lft 84558sec inet6 fe80::f816:3eff:feed:7826/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:4d:58:8a:2e:2f 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-4787) 11/02/25 _x86_64_ (4 CPU) 20:47:29 LINUX RESTART (4 CPU) 20:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:00:00 29.76 3.22 14.45 12.09 682.91 5167.46 245207.33 21:10:00 37.04 0.05 32.78 4.22 1.37 4220.59 38999.57 Average: 33.40 1.63 23.61 8.15 342.20 4694.10 142119.77 20:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:00:00 9577424 13526040 2428980 14.84 164356 3861436 2689444 15.44 915456 5399264 65604 21:10:00 8193396 13384244 2565688 15.67 181396 5032648 2738616 15.72 1189152 6489708 487800 Average: 8885410 13455142 2497334 15.25 172876 4447042 2714030 15.58 1052304 5944486 276702 20:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:00:00 lo 394.45 394.45 374.91 374.91 0.00 0.00 0.00 0.00 21:00:00 ens3 104.04 81.65 791.61 23.02 0.00 0.00 0.00 0.00 21:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:00 lo 1704.41 1704.41 1623.99 1623.99 0.00 0.00 0.00 0.00 21:10:00 ens3 71.06 52.24 219.85 15.98 0.00 0.00 0.00 0.00 21:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1049.33 1049.33 999.35 999.35 0.00 0.00 0.00 0.00 Average: ens3 87.55 66.95 505.78 19.50 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-4787) 11/02/25 _x86_64_ (4 CPU) 20:47:29 LINUX RESTART (4 CPU) 20:50:00 CPU %user %nice %system %iowait %steal %idle 21:00:00 all 57.09 0.00 2.07 0.14 0.10 40.61 21:00:00 0 56.78 0.00 1.82 0.10 0.10 41.21 21:00:00 1 54.35 0.00 2.18 0.13 0.10 43.24 21:00:00 2 59.39 0.00 2.35 0.12 0.10 38.05 21:00:00 3 57.83 0.00 1.93 0.19 0.10 39.95 21:10:00 all 61.66 0.00 2.70 0.11 0.10 35.43 21:10:00 0 64.91 0.00 2.80 0.12 0.11 32.07 21:10:00 1 59.26 0.00 2.82 0.18 0.10 37.64 21:10:00 2 60.19 0.00 2.51 0.08 0.10 37.12 21:10:00 3 62.26 0.00 2.70 0.06 0.10 34.88 Average: all 59.37 0.00 2.39 0.12 0.10 38.02 Average: 0 60.84 0.00 2.31 0.11 0.10 36.65 Average: 1 56.80 0.00 2.50 0.16 0.10 40.44 Average: 2 59.79 0.00 2.43 0.10 0.10 37.59 Average: 3 60.04 0.00 2.31 0.13 0.10 37.42