---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3511 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 68G 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 615 10481 4 4892 15030 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:28:6b:cd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.205/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84833sec preferred_lft 84833sec inet6 fe80::f816:3eff:fe28:6bcd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:cc:4d:39:9e:8a 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-3511) 10/30/25 _x86_64_ (4 CPU) 00:25:43 LINUX RESTART (4 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:12 7.17 0.70 5.96 0.52 536.07 1289.03 11833.34 00:50:04 19.12 0.55 17.05 1.52 19.94 2486.03 6245.25 Average: 13.06 0.63 11.42 1.01 281.96 1878.35 9082.15 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:12 10762120 13870392 2093028 12.78 112284 3164392 2354676 13.52 668112 4604136 19840 00:50:04 9655316 13600240 2358692 14.41 133200 3939568 2530632 14.53 867264 5457560 394496 Average: 10208718 13735316 2225860 13.59 122742 3551980 2442654 14.02 767688 5030848 207168 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:12 lo 0.64 0.64 0.38 0.38 0.00 0.00 0.00 0.00 00:40:12 ens3 18.00 11.87 163.52 2.80 0.00 0.00 0.00 0.00 00:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:04 lo 509.53 509.53 485.15 485.15 0.00 0.00 0.00 0.00 00:50:04 ens3 45.09 34.22 504.75 5.69 0.00 0.00 0.00 0.00 00:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 251.18 251.18 239.05 239.05 0.00 0.00 0.00 0.00 Average: ens3 31.33 22.88 331.51 4.23 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-3511) 10/30/25 _x86_64_ (4 CPU) 00:25:43 LINUX RESTART (4 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:12 all 47.54 0.00 0.83 0.18 0.10 51.34 00:40:12 0 47.44 0.00 0.86 0.16 0.10 51.43 00:40:12 1 43.91 0.00 0.65 0.14 0.10 55.21 00:40:12 2 61.12 0.00 0.95 0.13 0.12 37.68 00:40:12 3 37.71 0.00 0.84 0.30 0.10 61.05 00:50:04 all 52.96 0.00 1.40 0.16 0.11 45.38 00:50:04 0 66.78 0.00 1.38 0.16 0.12 31.57 00:50:04 1 56.00 0.00 1.58 0.11 0.11 42.20 00:50:04 2 39.84 0.00 1.33 0.24 0.09 58.49 00:50:04 3 49.23 0.00 1.30 0.11 0.10 49.25 Average: all 50.21 0.00 1.11 0.17 0.11 48.41 Average: 0 56.95 0.00 1.12 0.16 0.11 41.66 Average: 1 49.86 0.00 1.10 0.12 0.10 48.81 Average: 2 50.64 0.00 1.14 0.19 0.11 47.93 Average: 3 43.37 0.00 1.07 0.21 0.10 55.25