---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3882 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 667 9749 4 5572 14978 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:f7:8f:e3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.32/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84489sec preferred_lft 84489sec inet6 fe80::f816:3eff:fef7:8fe3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:ba:08:0b:4f:bc 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-3882) 10/15/25 _x86_64_ (4 CPU) 18:23:17 LINUX RESTART (4 CPU) 18:30:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:40:08 53.42 0.02 36.35 17.05 0.41 1669.83 368179.95 18:50:10 30.68 0.19 26.31 4.18 5.06 5793.16 29981.59 Average: 42.06 0.11 31.33 10.62 2.74 3729.65 199232.32 18:30:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:40:08 9431200 13059580 2898064 17.70 152756 3609712 3175772 18.23 936028 5618844 424 18:50:10 6834548 12178708 3770132 23.03 181356 5209332 3743156 21.49 1520348 7522224 167544 Average: 8132874 12619144 3334098 20.36 167056 4409522 3459464 19.86 1228188 6570534 83984 18:30:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:40:08 lo 45.66 45.66 10.73 10.73 0.00 0.00 0.00 0.00 18:40:08 ens3 12.06 9.59 10.36 3.68 0.00 0.00 0.00 0.00 18:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:10 lo 1730.67 1730.67 1642.44 1642.44 0.00 0.00 0.00 0.00 18:50:10 ens3 67.97 52.86 456.41 13.90 0.00 0.00 0.00 0.00 18:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 887.41 887.41 825.85 825.85 0.00 0.00 0.00 0.00 Average: ens3 39.99 31.21 233.18 8.79 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-3882) 10/15/25 _x86_64_ (4 CPU) 18:23:17 LINUX RESTART (4 CPU) 18:30:05 CPU %user %nice %system %iowait %steal %idle 18:40:08 all 24.10 0.00 1.01 0.32 0.09 74.47 18:40:08 0 23.90 0.00 1.02 0.29 0.09 74.69 18:40:08 1 24.41 0.00 1.05 0.19 0.09 74.27 18:40:08 2 23.82 0.00 0.98 0.40 0.10 74.70 18:40:08 3 24.28 0.00 1.02 0.42 0.09 74.20 18:50:10 all 44.40 0.00 2.22 0.52 0.10 52.77 18:50:10 0 43.46 0.00 2.14 0.46 0.10 53.83 18:50:10 1 43.98 0.00 2.25 0.55 0.09 53.13 18:50:10 2 44.82 0.00 2.36 0.59 0.10 52.13 18:50:10 3 45.34 0.00 2.13 0.47 0.09 51.97 Average: all 34.24 0.00 1.62 0.42 0.09 63.63 Average: 0 33.67 0.00 1.58 0.38 0.10 64.28 Average: 1 34.18 0.00 1.65 0.37 0.09 63.71 Average: 2 34.31 0.00 1.67 0.50 0.10 63.43 Average: 3 34.80 0.00 1.57 0.44 0.09 63.09