---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4003 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 650 10436 4 4902 14996 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:a8:85:ab brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.78/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84744sec preferred_lft 84744sec inet6 fe80::f816:3eff:fea8:85ab/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:d3:0f:ea:82:97 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-4003) 10/31/25 _x86_64_ (4 CPU) 04:29:18 LINUX RESTART (4 CPU) 04:30:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 04:40:01 53.48 16.18 35.89 1.42 910.83 4426.58 21686.35 04:50:09 22.17 0.81 18.40 2.96 27.34 3497.58 5623.46 Average: 37.71 8.44 27.08 2.19 465.81 3958.64 13595.29 04:30:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:40:01 10644084 13893932 2067360 12.63 122936 3262728 2564652 14.72 722612 4641336 38128 04:50:09 8860608 13058236 2894752 17.68 165376 4083792 3103948 17.82 971180 6058628 11928 Average: 9752346 13476084 2481056 15.15 144156 3673260 2834300 16.27 846896 5349982 25028 04:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:40:01 lo 0.86 0.86 0.10 0.10 0.00 0.00 0.00 0.00 04:40:01 ens3 83.49 67.30 775.49 14.63 0.00 0.00 0.00 0.00 04:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:50:09 lo 1186.13 1186.13 1129.59 1129.59 0.00 0.00 0.00 0.00 04:50:09 ens3 78.15 61.90 344.07 18.46 0.00 0.00 0.00 0.00 04:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 597.89 597.89 569.04 569.04 0.00 0.00 0.00 0.00 Average: ens3 80.80 64.58 558.18 16.56 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-4003) 10/31/25 _x86_64_ (4 CPU) 04:29:18 LINUX RESTART (4 CPU) 04:30:02 CPU %user %nice %system %iowait %steal %idle 04:40:01 all 37.28 0.07 1.45 0.46 0.07 60.67 04:40:01 0 37.47 0.00 1.33 0.11 0.06 61.03 04:40:01 1 35.09 0.29 1.46 0.34 0.07 62.76 04:40:01 2 36.04 0.00 1.55 1.19 0.07 61.15 04:40:01 3 40.52 0.00 1.47 0.20 0.07 57.73 04:50:09 all 70.39 0.00 2.66 0.39 0.10 26.46 04:50:09 0 72.06 0.00 2.65 0.50 0.10 24.69 04:50:09 1 69.04 0.00 2.36 0.46 0.10 28.04 04:50:09 2 70.55 0.00 2.86 0.11 0.11 26.37 04:50:09 3 69.90 0.00 2.76 0.51 0.10 26.74 Average: all 53.94 0.04 2.06 0.43 0.08 43.45 Average: 0 54.89 0.00 2.00 0.30 0.08 42.73 Average: 1 52.17 0.14 1.91 0.40 0.09 45.30 Average: 2 53.41 0.00 2.21 0.64 0.09 43.64 Average: 3 55.30 0.00 2.12 0.36 0.08 42.14