---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2885 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 9.4G 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 611 11377 4 4000 15035 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:4e:50:27 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.104/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84970sec preferred_lft 84970sec inet6 fe80::f816:3eff:fe4e:5027/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:17:00:2f:10:ef 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-2885) 10/12/25 _x86_64_ (4 CPU) 00:26:38 LINUX RESTART (4 CPU) 00:30:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:23 9.45 0.69 7.99 0.77 659.28 1504.14 14943.81 00:50:23 8.73 0.44 6.98 1.30 18.80 2157.79 2046.99 Average: 9.09 0.57 7.49 1.03 340.91 1829.05 8533.12 00:30:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:23 8082980 11413692 4547716 27.78 114848 3380112 4664260 26.77 755928 7180528 52 00:50:23 11645256 15386196 572568 3.50 132496 3747924 1085236 6.23 819168 3540292 13536 Average: 9864118 13399944 2560142 15.64 123672 3564018 2874748 16.50 787548 5360410 6794 00:30:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:23 lo 0.63 0.63 0.38 0.38 0.00 0.00 0.00 0.00 00:40:23 ens3 27.32 19.58 265.51 3.75 0.00 0.00 0.00 0.00 00:40:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:23 lo 80.73 80.73 76.24 76.24 0.00 0.00 0.00 0.00 00:50:23 ens3 44.57 29.54 428.91 5.49 0.00 0.00 0.00 0.00 00:50:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 40.45 40.45 38.09 38.09 0.00 0.00 0.00 0.00 Average: ens3 35.90 24.53 346.73 4.62 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-2885) 10/12/25 _x86_64_ (4 CPU) 00:26:38 LINUX RESTART (4 CPU) 00:30:15 CPU %user %nice %system %iowait %steal %idle 00:40:23 all 47.34 0.00 0.88 0.09 0.07 51.61 00:40:23 0 36.55 0.00 0.89 0.19 0.07 62.30 00:40:23 1 46.14 0.00 0.96 0.08 0.07 52.76 00:40:23 2 58.08 0.00 0.99 0.10 0.08 40.75 00:40:23 3 48.62 0.00 0.71 0.01 0.07 50.60 00:50:23 all 43.36 0.00 1.01 0.12 0.08 55.42 00:50:23 0 38.77 0.00 1.01 0.26 0.08 59.88 00:50:23 1 46.18 0.00 0.99 0.10 0.09 52.65 00:50:23 2 40.63 0.00 0.78 0.10 0.08 58.40 00:50:23 3 47.88 0.00 1.25 0.04 0.09 50.74 Average: all 45.36 0.00 0.95 0.11 0.08 53.50 Average: 0 37.65 0.00 0.95 0.22 0.07 61.10 Average: 1 46.16 0.00 0.97 0.09 0.08 52.71 Average: 2 49.40 0.00 0.88 0.10 0.08 49.54 Average: 3 48.25 0.00 0.98 0.03 0.08 50.67