---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3120 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 634 9714 4 5640 15012 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:47:c6:fc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.181/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84542sec preferred_lft 84542sec inet6 fe80::f816:3eff:fe47:c6fc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:1c:6b:da:dd:5d 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-3120) 10/13/25 _x86_64_ (4 CPU) 00:37:41 LINUX RESTART (4 CPU) 00:40:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:24 46.33 2.87 38.25 5.21 781.34 4653.41 122272.79 01:00:16 25.58 0.21 12.99 12.39 5.99 1646.62 246592.75 Average: 36.14 1.56 25.84 8.74 400.44 3176.29 183346.57 00:40:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:24 9911036 13530720 2428088 14.83 146976 3609348 2917608 16.75 914312 5179412 15928 01:00:16 9514992 13522844 2432224 14.86 168184 3947496 2619396 15.04 1040968 5414764 19524 Average: 9713014 13526782 2430156 14.84 157580 3778422 2768502 15.89 977640 5297088 17726 00:40:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:24 lo 19.09 19.09 4.08 4.08 0.00 0.00 0.00 0.00 00:50:24 ens3 66.32 50.39 640.70 10.79 0.00 0.00 0.00 0.00 00:50:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:16 lo 933.27 933.27 857.20 857.20 0.00 0.00 0.00 0.00 01:00:16 ens3 40.20 27.80 277.88 6.33 0.00 0.00 0.00 0.00 01:00:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 468.19 468.19 423.18 423.18 0.00 0.00 0.00 0.00 Average: ens3 53.49 39.29 462.46 8.60 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-3120) 10/13/25 _x86_64_ (4 CPU) 00:37:41 LINUX RESTART (4 CPU) 00:40:12 CPU %user %nice %system %iowait %steal %idle 00:50:24 all 36.50 0.00 1.71 0.65 0.10 61.04 00:50:24 0 37.32 0.00 1.64 0.70 0.10 60.24 00:50:24 1 36.85 0.00 2.06 0.64 0.10 60.35 00:50:24 2 35.44 0.00 1.61 0.59 0.10 62.25 00:50:24 3 36.39 0.00 1.53 0.67 0.11 61.31 01:00:16 all 26.22 0.00 1.36 0.15 0.10 72.16 01:00:16 0 26.59 0.00 1.27 0.10 0.10 71.94 01:00:16 1 25.60 0.00 1.29 0.32 0.10 72.69 01:00:16 2 25.45 0.00 1.30 0.07 0.09 73.08 01:00:16 3 27.25 0.00 1.58 0.13 0.10 70.94 Average: all 31.45 0.00 1.54 0.41 0.10 66.50 Average: 0 32.05 0.00 1.46 0.40 0.10 65.98 Average: 1 31.32 0.00 1.68 0.48 0.10 66.42 Average: 2 30.52 0.00 1.46 0.34 0.10 67.58 Average: 3 31.90 0.00 1.55 0.41 0.10 66.04