---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3381 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 625 10285 4 5078 15021 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:d9:30:71 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.184/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84834sec preferred_lft 84834sec inet6 fe80::f816:3eff:fed9:3071/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:d9:0a:5f:21:32 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-3381) 10/29/25 _x86_64_ (4 CPU) 17:05:13 LINUX RESTART (4 CPU) 17:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:20:15 8.96 0.66 7.54 0.76 649.78 1455.21 6191.51 17:30:07 19.10 0.55 17.03 1.52 19.72 2413.58 4787.37 Average: 13.94 0.61 12.20 1.13 340.76 1925.25 5502.83 17:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:20:15 9689840 12998816 2963296 18.10 114920 3357476 3225144 18.51 756304 5588060 1624 17:30:07 9462660 13581204 2376184 14.51 134872 4107464 2542384 14.59 951692 5565684 375572 Average: 9576250 13290010 2669740 16.31 124896 3732470 2883764 16.55 853998 5576872 188598 17:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:20:15 lo 0.67 0.67 0.38 0.38 0.00 0.00 0.00 0.00 17:20:15 ens3 22.23 15.62 239.42 2.69 0.00 0.00 0.00 0.00 17:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:07 lo 504.78 504.78 480.67 480.67 0.00 0.00 0.00 0.00 17:30:07 ens3 43.85 33.51 488.61 4.82 0.00 0.00 0.00 0.00 17:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 247.92 247.92 235.95 235.95 0.00 0.00 0.00 0.00 Average: ens3 32.83 24.39 361.64 3.73 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-3381) 10/29/25 _x86_64_ (4 CPU) 17:05:13 LINUX RESTART (4 CPU) 17:10:01 CPU %user %nice %system %iowait %steal %idle 17:20:15 all 50.01 0.00 0.91 0.44 0.09 48.55 17:20:15 0 42.81 0.00 0.75 0.07 0.09 56.28 17:20:15 1 52.07 0.00 0.87 1.16 0.09 45.81 17:20:15 2 49.43 0.00 0.94 0.15 0.08 49.39 17:20:15 3 55.74 0.00 1.08 0.37 0.08 42.73 17:30:07 all 55.06 0.00 1.35 0.14 0.09 43.36 17:30:07 0 46.77 0.00 1.37 0.11 0.09 51.66 17:30:07 1 44.24 0.00 1.27 0.10 0.08 54.31 17:30:07 2 75.22 0.00 1.68 0.22 0.11 22.77 17:30:07 3 53.99 0.00 1.09 0.13 0.09 44.70 Average: all 52.48 0.00 1.13 0.29 0.09 46.01 Average: 0 44.75 0.00 1.05 0.09 0.09 54.02 Average: 1 48.23 0.00 1.06 0.64 0.08 49.98 Average: 2 62.07 0.00 1.31 0.18 0.10 36.35 Average: 3 54.88 0.00 1.08 0.25 0.09 43.70