---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5003 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 9.5G 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 615 11329 4 4044 15031 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:34:90:7f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.185/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84429sec preferred_lft 84429sec inet6 fe80::f816:3eff:fe34:907f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:fb:66:03:9d:8b 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-5003) 11/03/25 _x86_64_ (4 CPU) 10:34:42 LINUX RESTART (4 CPU) 10:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:22 6.44 2.46 3.82 0.15 154.04 1167.60 454.46 11:00:26 28.94 0.32 15.04 13.59 14.12 2163.99 288895.89 Average: 17.54 1.40 9.36 6.78 85.01 1659.20 142767.24 10:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:22 10800552 14104788 1856552 11.34 108808 3347700 2573952 14.77 787404 4413244 321072 11:00:26 9598804 13162888 2795256 17.07 126560 3566020 3024996 17.36 864272 5517592 1024 Average: 10199678 13633838 2325904 14.21 117684 3456860 2799474 16.07 825838 4965418 161048 10:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:22 lo 0.29 0.29 0.03 0.03 0.00 0.00 0.00 0.00 10:50:22 ens3 44.99 36.40 453.92 4.62 0.00 0.00 0.00 0.00 10:50:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:26 lo 31.62 31.62 7.28 7.28 0.00 0.00 0.00 0.00 11:00:26 ens3 16.75 12.04 12.40 3.79 0.00 0.00 0.00 0.00 11:00:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 15.75 15.75 3.60 3.60 0.00 0.00 0.00 0.00 Average: ens3 31.06 24.38 236.08 4.21 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-5003) 11/03/25 _x86_64_ (4 CPU) 10:34:42 LINUX RESTART (4 CPU) 10:40:01 CPU %user %nice %system %iowait %steal %idle 10:50:22 all 8.21 0.00 0.41 0.04 0.03 91.30 10:50:22 0 8.49 0.00 0.69 0.06 0.02 90.73 10:50:22 1 7.89 0.00 0.25 0.03 0.03 91.80 10:50:22 2 8.19 0.00 0.43 0.07 0.04 91.28 10:50:22 3 8.27 0.00 0.28 0.02 0.03 91.40 11:00:26 all 30.07 0.00 1.09 0.15 0.09 68.61 11:00:26 0 30.52 0.00 1.33 0.07 0.09 67.99 11:00:26 1 29.84 0.00 0.98 0.16 0.09 68.92 11:00:26 2 29.64 0.00 0.99 0.11 0.09 69.17 11:00:26 3 30.26 0.00 1.05 0.25 0.09 68.34 Average: all 18.98 0.00 0.74 0.10 0.06 80.12 Average: 0 19.34 0.00 1.01 0.07 0.06 79.53 Average: 1 18.69 0.00 0.61 0.10 0.06 80.54 Average: 2 18.76 0.00 0.70 0.09 0.07 80.38 Average: 3 19.11 0.00 0.66 0.13 0.06 80.04