---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-545 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 705 9456 4 5827 14941 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:c9:c0:06 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.227/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84506sec preferred_lft 84506sec inet6 fe80::f816:3eff:fec9:c006/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:00:2d:6c:62:52 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-545) 10/20/25 _x86_64_ (4 CPU) 20:46:20 LINUX RESTART (4 CPU) 20:50:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:00:09 36.64 3.20 20.84 12.60 805.31 5814.95 261308.34 21:10:04 35.68 0.04 31.40 4.23 1.35 5575.39 53262.77 Average: 36.16 1.63 26.10 8.43 405.11 5695.70 157746.24 20:50:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:00:09 8840044 12973100 2980028 18.20 167356 4040100 3219092 18.48 1018008 6054716 10852 21:10:04 7768072 13129336 2818660 17.22 182852 5200900 2994404 17.19 1273672 6817864 28316 Average: 8304058 13051218 2899344 17.71 175104 4620500 3106748 17.83 1145840 6436290 19584 20:50:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:00:09 lo 545.85 545.85 519.49 519.49 0.00 0.00 0.00 0.00 21:00:09 ens3 108.20 82.73 871.14 19.30 0.00 0.00 0.00 0.00 21:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:04 lo 1554.92 1554.92 1481.54 1481.54 0.00 0.00 0.00 0.00 21:10:04 ens3 69.68 52.95 222.03 16.46 0.00 0.00 0.00 0.00 21:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1048.15 1048.15 998.38 998.38 0.00 0.00 0.00 0.00 Average: ens3 89.03 67.91 548.02 17.88 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-545) 10/20/25 _x86_64_ (4 CPU) 20:46:20 LINUX RESTART (4 CPU) 20:50:10 CPU %user %nice %system %iowait %steal %idle 21:00:09 all 57.53 0.00 2.15 0.61 0.10 39.61 21:00:09 0 56.01 0.00 1.81 0.39 0.10 41.69 21:00:09 1 58.60 0.00 2.06 0.60 0.10 38.63 21:00:09 2 59.20 0.00 2.27 0.69 0.10 37.74 21:00:09 3 56.29 0.00 2.43 0.78 0.10 40.40 21:10:04 all 61.05 0.00 2.55 0.41 0.11 35.88 21:10:04 0 58.55 0.00 2.51 0.16 0.11 38.68 21:10:04 1 63.68 0.00 2.76 0.24 0.11 33.21 21:10:04 2 62.88 0.00 2.47 0.39 0.11 34.15 21:10:04 3 59.11 0.00 2.48 0.82 0.10 37.48 Average: all 59.28 0.00 2.35 0.51 0.10 37.76 Average: 0 57.27 0.00 2.16 0.28 0.10 40.19 Average: 1 61.13 0.00 2.41 0.42 0.11 35.93 Average: 2 61.03 0.00 2.37 0.54 0.10 35.95 Average: 3 57.69 0.00 2.45 0.80 0.10 38.95