---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3531 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 14% / 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 589 10369 4 5030 15057 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:e4:f0:9c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.97/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84642sec preferred_lft 84642sec inet6 fe80::f816:3eff:fee4:f09c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:99:8f:30:65:4c 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-3531) 10/14/25 _x86_64_ (4 CPU) 09:55:22 LINUX RESTART (4 CPU) 10:00:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:21 9.13 0.67 7.68 0.78 656.31 1512.51 8963.13 10:20:36 12.42 0.52 11.07 0.83 18.98 2566.52 4971.23 Average: 10.78 0.60 9.38 0.80 335.86 2042.48 6955.98 10:00:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:21 8084292 11349476 4612660 28.17 115016 3316824 4738016 27.20 755932 7189584 100 10:20:36 8752992 12710356 3247704 19.84 133964 3952372 3740460 21.47 947000 6293592 273240 Average: 8418642 12029916 3930182 24.00 124490 3634598 4239238 24.33 851466 6741588 136670 10:00:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:21 lo 0.63 0.63 0.38 0.38 0.00 0.00 0.00 0.00 10:10:21 ens3 25.29 19.23 234.77 2.91 0.00 0.00 0.00 0.00 10:10:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:36 lo 299.80 299.80 285.23 285.23 0.00 0.00 0.00 0.00 10:20:36 ens3 28.52 22.82 378.85 3.23 0.00 0.00 0.00 0.00 10:20:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 151.05 151.05 143.61 143.61 0.00 0.00 0.00 0.00 Average: ens3 26.91 21.04 307.21 3.07 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-3531) 10/14/25 _x86_64_ (4 CPU) 09:55:22 LINUX RESTART (4 CPU) 10:00:12 CPU %user %nice %system %iowait %steal %idle 10:10:21 all 48.40 0.00 0.91 0.22 0.10 50.37 10:10:21 0 62.51 0.00 0.71 0.03 0.10 36.65 10:10:21 1 44.30 0.00 1.09 0.38 0.10 54.13 10:10:21 2 45.67 0.00 0.85 0.26 0.10 53.12 10:10:21 3 41.14 0.00 0.99 0.20 0.09 57.58 10:20:36 all 51.55 0.00 1.10 1.45 0.12 45.78 10:20:36 0 60.67 0.00 1.36 1.04 0.13 36.79 10:20:36 1 42.56 0.00 1.00 0.64 0.11 55.69 10:20:36 2 41.73 0.00 0.93 2.44 0.11 54.79 10:20:36 3 61.17 0.00 1.11 1.69 0.13 35.91 Average: all 49.98 0.00 1.00 0.84 0.11 48.07 Average: 0 61.58 0.00 1.04 0.54 0.12 36.72 Average: 1 43.43 0.00 1.05 0.51 0.10 54.91 Average: 2 43.70 0.00 0.89 1.35 0.11 53.96 Average: 3 51.18 0.00 1.05 0.95 0.11 46.71