---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2907 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 12G 66G 16% / 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 666 8608 4 6714 14980 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:f8:f6:30 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.194/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84726sec preferred_lft 84726sec inet6 fe80::f816:3eff:fef8:f630/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:a5:ea:07:c3:f9 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-2907) 10/12/25 _x86_64_ (4 CPU) 00:45:41 LINUX RESTART (4 CPU) 00:50:26 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:05 27.94 0.72 23.78 3.44 690.63 3439.18 38023.07 01:10:26 29.13 0.03 26.09 3.01 0.54 4361.94 26237.04 Average: 28.56 0.36 24.97 3.22 333.63 3916.54 31925.96 00:50:26 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:05 9187808 13027948 2928504 17.89 141284 3819276 3060128 17.57 954880 5819240 18556 01:10:26 7518236 12397656 3554492 21.71 157508 4797128 3641904 20.90 1242368 7159664 1780 Average: 8353022 12712802 3241498 19.80 149396 4308202 3351016 19.23 1098624 6489452 10168 00:50:26 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:05 lo 1309.88 1309.88 1240.83 1240.83 0.00 0.00 0.00 0.00 01:00:05 ens3 42.21 31.32 229.42 8.05 0.00 0.00 0.00 0.00 01:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:10:26 lo 1203.17 1203.17 1142.23 1142.23 0.00 0.00 0.00 0.00 01:10:26 ens3 27.25 21.24 25.70 7.74 0.00 0.00 0.00 0.00 01:10:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1254.67 1254.67 1189.82 1189.82 0.00 0.00 0.00 0.00 Average: ens3 34.47 26.11 124.03 7.89 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-2907) 10/12/25 _x86_64_ (4 CPU) 00:45:41 LINUX RESTART (4 CPU) 00:50:26 CPU %user %nice %system %iowait %steal %idle 01:00:05 all 66.30 0.00 2.63 0.27 0.12 30.68 01:00:05 0 66.94 0.00 2.84 0.22 0.12 29.88 01:00:05 1 65.50 0.00 2.50 0.13 0.12 31.75 01:00:05 2 65.31 0.00 2.77 0.55 0.12 31.26 01:00:05 3 67.45 0.00 2.41 0.19 0.12 29.83 01:10:26 all 56.39 0.00 2.37 0.32 0.11 40.81 01:10:26 0 53.78 0.00 2.22 0.13 0.11 43.76 01:10:26 1 54.50 0.00 2.27 0.42 0.11 42.70 01:10:26 2 59.38 0.00 2.48 0.46 0.12 37.56 01:10:26 3 57.90 0.00 2.52 0.27 0.11 39.20 Average: all 61.17 0.00 2.50 0.30 0.12 35.92 Average: 0 60.13 0.00 2.52 0.17 0.12 37.06 Average: 1 59.81 0.00 2.38 0.28 0.11 37.41 Average: 2 62.24 0.00 2.62 0.50 0.12 34.52 Average: 3 62.51 0.00 2.47 0.23 0.12 34.68