---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2131 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 623 10272 4 5092 15023 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:56:bb:bf brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.41/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84767sec preferred_lft 84767sec inet6 fe80::f816:3eff:fe56:bbbf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:d4:6a:f5:7a:67 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-2131) 10/26/25 _x86_64_ (4 CPU) 00:26:11 LINUX RESTART (4 CPU) 00:30:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 9.28 0.71 7.75 0.82 682.58 1567.82 11736.34 00:50:16 15.54 0.51 13.91 1.12 18.80 2078.69 6665.97 Average: 12.48 0.61 10.90 0.97 342.90 1829.25 9141.67 00:30:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 8179564 11468404 4493260 27.44 115020 3339488 4697468 26.96 755368 7085676 652 00:50:16 8870152 12866144 3091532 18.88 137028 3985768 3270104 18.77 973200 6149104 267244 Average: 8524858 12167274 3792396 23.16 126024 3662628 3983786 22.87 864284 6617390 133948 00:30:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 0.65 0.65 0.39 0.39 0.00 0.00 0.00 0.00 00:40:01 ens3 25.81 18.38 293.98 4.00 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:16 lo 379.23 379.23 361.03 361.03 0.00 0.00 0.00 0.00 00:50:16 ens3 38.30 27.94 396.79 4.55 0.00 0.00 0.00 0.00 00:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 194.38 194.38 184.94 184.94 0.00 0.00 0.00 0.00 Average: ens3 32.20 23.27 346.59 4.28 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-2131) 10/26/25 _x86_64_ (4 CPU) 00:26:11 LINUX RESTART (4 CPU) 00:30:15 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 48.71 0.00 0.95 0.09 0.09 50.15 00:40:01 0 47.87 0.00 0.71 0.07 0.09 51.25 00:40:01 1 44.64 0.00 0.92 0.09 0.09 54.27 00:40:01 2 57.96 0.00 0.98 0.12 0.10 40.85 00:40:01 3 44.39 0.00 1.18 0.10 0.10 54.24 00:50:16 all 51.44 0.00 1.16 0.06 0.09 47.25 00:50:16 0 44.85 0.00 0.99 0.06 0.09 54.00 00:50:16 1 78.07 0.00 1.33 0.04 0.11 20.45 00:50:16 2 43.96 0.00 1.03 0.07 0.08 54.86 00:50:16 3 38.87 0.00 1.29 0.08 0.08 59.68 Average: all 50.10 0.00 1.06 0.08 0.09 48.67 Average: 0 46.33 0.00 0.86 0.07 0.09 52.66 Average: 1 61.73 0.00 1.13 0.06 0.10 36.97 Average: 2 50.79 0.00 1.01 0.09 0.09 48.02 Average: 3 41.57 0.00 1.23 0.09 0.09 57.02