---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8281 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 696 9732 4 5560 14950 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:e3:8a:78 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.22/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84446sec preferred_lft 84446sec inet6 fe80::f816:3eff:fee3:8a78/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:07:bd:80:b6:74 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-8281) 11/12/25 _x86_64_ (4 CPU) 15:47:41 LINUX RESTART (4 CPU) 15:50:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:03 30.61 3.06 15.56 11.99 479.23 4788.21 246353.14 16:10:03 33.57 0.05 29.68 3.84 1.33 3319.41 28110.95 16:20:03 19.85 0.16 16.48 3.22 11.33 5750.20 63934.51 Average: 28.01 1.09 20.57 6.35 163.96 4619.28 112799.53 15:50:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:03 9949824 13533004 2424252 14.81 150512 3535528 2990764 17.17 806176 5211860 20420 16:10:03 8460896 12618116 3335328 20.37 177772 4035844 3592148 20.62 960464 6490872 20164 16:20:03 9957056 15292172 654884 4.00 199760 5124936 1167148 6.70 1041980 4824080 13976 Average: 9455925 13814431 2138155 13.06 176015 4232103 2583353 14.83 936207 5508937 18187 15:50:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:03 lo 522.25 522.25 497.09 497.09 0.00 0.00 0.00 0.00 16:00:03 ens3 95.84 75.27 762.06 16.49 0.00 0.00 0.00 0.00 16:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:03 lo 1694.61 1694.61 1614.88 1614.88 0.00 0.00 0.00 0.00 16:10:03 ens3 52.23 37.12 135.65 12.60 0.00 0.00 0.00 0.00 16:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:03 lo 11.87 11.87 1.53 1.53 0.00 0.00 0.00 0.00 16:20:03 ens3 79.96 74.29 126.41 228.47 0.00 0.00 0.00 0.00 16:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 742.91 742.91 704.50 704.50 0.00 0.00 0.00 0.00 Average: ens3 76.01 62.23 341.37 85.85 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-8281) 11/12/25 _x86_64_ (4 CPU) 15:47:41 LINUX RESTART (4 CPU) 15:50:03 CPU %user %nice %system %iowait %steal %idle 16:00:03 all 47.91 0.00 1.71 0.20 0.09 50.08 16:00:03 0 48.42 0.00 1.63 0.13 0.09 49.74 16:00:03 1 46.90 0.00 1.71 0.26 0.10 51.04 16:00:03 2 48.64 0.00 1.79 0.17 0.09 49.31 16:00:03 3 47.70 0.00 1.72 0.25 0.09 50.24 16:10:03 all 61.59 0.00 2.72 0.26 0.13 35.30 16:10:03 0 61.91 0.00 2.67 0.26 0.13 35.02 16:10:03 1 61.40 0.00 3.00 0.20 0.12 35.28 16:10:03 2 61.87 0.00 2.63 0.31 0.13 35.06 16:10:03 3 61.16 0.00 2.59 0.29 0.13 35.83 16:20:03 all 44.01 0.00 1.61 0.28 0.10 54.01 16:20:03 0 51.75 0.00 2.15 0.29 0.11 45.71 16:20:03 1 45.02 0.00 1.90 0.24 0.11 52.74 16:20:03 2 36.42 0.00 1.21 0.14 0.09 62.14 16:20:03 3 42.82 0.00 1.17 0.46 0.10 55.45 Average: all 51.16 0.00 2.01 0.25 0.11 46.47 Average: 0 54.02 0.00 2.15 0.23 0.11 43.50 Average: 1 51.10 0.00 2.20 0.23 0.11 46.36 Average: 2 48.97 0.00 1.88 0.20 0.10 48.85 Average: 3 50.55 0.00 1.83 0.33 0.11 47.19