---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2595 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 68G 13% / 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 681 10622 4 4685 14965 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:52:ff:52 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.45/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84634sec preferred_lft 84634sec inet6 fe80::f816:3eff:fe52:ff52/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:79:7d:aa:1d:09 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-2595) 10/27/25 _x86_64_ (4 CPU) 22:38:10 LINUX RESTART (4 CPU) 22:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:50:08 46.11 4.13 30.92 11.06 748.39 2642.97 248182.73 23:00:06 22.26 12.82 8.56 0.87 177.59 3153.64 2914.73 Average: 34.28 8.44 19.83 6.00 465.18 2896.34 126489.34 22:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:50:08 12040844 14877948 1089768 6.66 105868 2915512 1890852 10.85 565288 3423828 254736 23:00:06 9804132 13472204 2485512 15.18 142644 3622172 3063888 17.59 833904 5325448 96932 Average: 10922488 14175076 1787640 10.92 124256 3268842 2477370 14.22 699596 4374638 175834 22:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:50:08 lo 0.35 0.35 0.05 0.05 0.00 0.00 0.00 0.00 22:50:08 ens3 68.24 49.15 665.63 9.39 0.00 0.00 0.00 0.00 22:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:06 lo 1.42 1.42 0.14 0.14 0.00 0.00 0.00 0.00 23:00:06 ens3 49.62 41.09 163.86 11.08 0.00 0.00 0.00 0.00 23:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.88 0.88 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 59.00 45.15 416.67 10.23 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-2595) 10/27/25 _x86_64_ (4 CPU) 22:38:10 LINUX RESTART (4 CPU) 22:40:01 CPU %user %nice %system %iowait %steal %idle 22:50:08 all 5.40 0.00 0.59 3.87 0.03 90.11 22:50:08 0 4.43 0.00 0.50 1.03 0.02 94.02 22:50:08 1 5.79 0.00 0.67 1.69 0.03 91.83 22:50:08 2 7.01 0.00 0.73 2.02 0.03 90.21 22:50:08 3 4.36 0.00 0.45 10.77 0.03 84.38 23:00:06 all 75.91 0.08 2.24 0.27 0.14 21.37 23:00:06 0 75.50 0.00 2.16 0.24 0.14 21.96 23:00:06 1 75.47 0.02 2.43 0.14 0.14 21.80 23:00:06 2 78.15 0.12 2.13 0.35 0.14 19.11 23:00:06 3 74.51 0.17 2.24 0.35 0.14 22.59 Average: all 40.36 0.04 1.41 2.09 0.08 56.02 Average: 0 39.67 0.00 1.32 0.64 0.08 58.29 Average: 1 40.35 0.01 1.54 0.92 0.08 57.09 Average: 2 42.28 0.06 1.43 1.19 0.08 54.96 Average: 3 39.15 0.08 1.34 5.60 0.09 53.74