---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3842 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 67G 14% / 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 597 10276 4 5114 15048 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:12:1e:8f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.253/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84741sec preferred_lft 84741sec inet6 fe80::f816:3eff:fe12:1e8f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:28:5e:9c:7c:f0 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-3842) 10/15/25 _x86_64_ (4 CPU) 16:25:27 LINUX RESTART (4 CPU) 16:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:40:10 9.27 0.67 7.83 0.77 656.28 1398.88 23526.86 16:50:27 12.74 0.52 11.29 0.93 19.12 1900.56 5222.30 Average: 11.01 0.59 9.57 0.85 335.49 1651.46 14311.28 16:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:40:10 7889664 11202076 4759424 29.07 113448 3364876 4823008 27.68 748328 7378896 348 16:50:27 9909352 13643332 2314440 14.14 132320 3738556 2490228 14.29 917980 5148184 13808 Average: 8899508 12422704 3536932 21.60 122884 3551716 3656618 20.99 833154 6263540 7078 16:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:40:10 lo 0.64 0.64 0.37 0.37 0.00 0.00 0.00 0.00 16:40:10 ens3 22.78 14.79 234.70 2.60 0.00 0.00 0.00 0.00 16:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:27 lo 301.70 301.70 287.14 287.14 0.00 0.00 0.00 0.00 16:50:27 ens3 33.63 23.98 377.42 3.28 0.00 0.00 0.00 0.00 16:50:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 152.21 152.21 144.75 144.75 0.00 0.00 0.00 0.00 Average: ens3 28.24 19.42 306.55 2.94 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-3842) 10/15/25 _x86_64_ (4 CPU) 16:25:27 LINUX RESTART (4 CPU) 16:30:01 CPU %user %nice %system %iowait %steal %idle 16:40:10 all 48.77 0.00 0.91 0.50 0.09 49.73 16:40:10 0 55.35 0.00 1.07 0.28 0.09 43.20 16:40:10 1 41.11 0.00 0.79 0.84 0.08 57.17 16:40:10 2 49.75 0.00 0.96 0.64 0.09 48.56 16:40:10 3 48.87 0.00 0.83 0.22 0.09 49.98 16:50:27 all 54.27 0.00 1.09 0.07 0.10 44.48 16:50:27 0 75.42 0.00 0.95 0.06 0.12 23.45 16:50:27 1 47.50 0.00 1.00 0.04 0.10 51.36 16:50:27 2 46.13 0.00 1.14 0.08 0.10 52.55 16:50:27 3 48.07 0.00 1.24 0.08 0.09 50.52 Average: all 51.54 0.00 1.00 0.28 0.09 47.09 Average: 0 65.44 0.00 1.01 0.17 0.11 33.27 Average: 1 44.32 0.00 0.90 0.44 0.09 54.25 Average: 2 47.93 0.00 1.05 0.36 0.09 50.57 Average: 3 48.47 0.00 1.04 0.15 0.09 50.25