---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1040 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: 5600.00 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 9768 4 5524 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:8f:26:f5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.211/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84609sec preferred_lft 84609sec inet6 fe80::f816:3eff:fe8f:26f5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:11:0e:c0:26:58 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-1040) 11/25/25 _x86_64_ (4 CPU) 22:24:59 LINUX RESTART (4 CPU) 22:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:40:00 23.08 1.00 19.67 2.41 350.49 4529.72 25911.19 22:50:00 32.31 0.04 28.47 3.80 1.31 5456.93 41363.85 Average: 27.69 0.52 24.07 3.10 175.90 4993.33 33637.52 22:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:40:00 9369832 13284248 2670836 16.31 164632 3822576 3035456 17.42 892684 5672896 27692 22:50:00 8374004 13424996 2525188 15.42 184324 4892596 2749720 15.78 1121544 6383076 25788 Average: 8871918 13354622 2598012 15.87 174478 4357586 2892588 16.60 1007114 6027986 26740 22:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:40:00 lo 861.98 861.98 820.88 820.88 0.00 0.00 0.00 0.00 22:40:00 ens3 74.97 56.89 423.45 16.29 0.00 0.00 0.00 0.00 22:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:00 lo 1222.70 1222.70 1164.24 1164.24 0.00 0.00 0.00 0.00 22:50:00 ens3 56.50 44.09 213.60 13.55 0.00 0.00 0.00 0.00 22:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1042.34 1042.34 992.56 992.56 0.00 0.00 0.00 0.00 Average: ens3 65.73 50.49 318.52 14.92 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-1040) 11/25/25 _x86_64_ (4 CPU) 22:24:59 LINUX RESTART (4 CPU) 22:30:00 CPU %user %nice %system %iowait %steal %idle 22:40:00 all 60.40 0.00 2.21 0.23 0.11 37.06 22:40:00 0 60.93 0.00 2.26 0.24 0.11 36.45 22:40:00 1 61.55 0.00 2.09 0.22 0.10 36.04 22:40:00 2 58.16 0.00 2.17 0.13 0.10 39.43 22:40:00 3 60.95 0.00 2.31 0.31 0.11 36.32 22:50:00 all 62.01 0.00 2.41 0.11 0.10 35.37 22:50:00 0 60.87 0.00 2.73 0.08 0.11 36.21 22:50:00 1 62.22 0.00 2.41 0.13 0.10 35.15 22:50:00 2 61.20 0.00 1.92 0.12 0.10 36.66 22:50:00 3 63.74 0.00 2.56 0.11 0.10 33.47 Average: all 61.20 0.00 2.31 0.17 0.10 36.22 Average: 0 60.90 0.00 2.50 0.16 0.11 36.33 Average: 1 61.88 0.00 2.25 0.18 0.10 35.59 Average: 2 59.68 0.00 2.05 0.12 0.10 38.05 Average: 3 62.35 0.00 2.43 0.21 0.11 34.90