---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12990 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: 5600.00 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 633 10396 4 4959 15013 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:63:0a:d8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.204/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84813sec preferred_lft 84813sec inet6 fe80::f816:3eff:fe63:ad8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:58:0f:83:f4:45 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-12990) 11/24/25 _x86_64_ (4 CPU) 00:26:10 LINUX RESTART (4 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 18.86 0.64 6.95 11.28 482.10 1140.60 241849.06 00:50:02 16.71 0.53 14.83 1.35 19.41 2291.71 7196.93 Average: 17.78 0.58 10.89 6.31 250.36 1717.15 124320.84 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 8187368 11343900 4618200 28.21 113836 3210468 4885324 28.04 700288 7144900 228 00:50:02 9690764 13400748 2557588 15.62 136208 3708836 2791980 16.03 891364 5417300 114044 Average: 8939066 12372324 3587894 21.91 125022 3459652 3838652 22.03 795826 6281100 57136 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 0.59 0.59 0.38 0.38 0.00 0.00 0.00 0.00 00:40:01 ens3 27.75 20.11 203.42 3.50 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 00:50:02 lo 495.82 495.82 472.39 472.39 0.00 0.00 0.00 0.00 00:50:02 ens3 45.75 30.58 410.07 5.45 0.00 0.00 0.00 0.00 00:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 248.63 248.63 236.79 236.79 0.00 0.00 0.00 0.00 Average: ens3 36.76 25.35 306.92 4.48 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-12990) 11/24/25 _x86_64_ (4 CPU) 00:26:10 LINUX RESTART (4 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 45.52 0.00 0.80 0.07 0.08 53.53 00:40:01 0 41.25 0.00 0.76 0.08 0.09 57.82 00:40:01 1 38.61 0.00 0.81 0.09 0.07 60.42 00:40:01 2 43.66 0.00 0.86 0.06 0.08 55.34 00:40:01 3 58.52 0.00 0.77 0.05 0.08 40.57 00:50:02 all 56.16 0.00 1.30 0.07 0.09 42.38 00:50:02 0 83.32 0.00 1.18 0.01 0.10 15.38 00:50:02 1 43.49 0.00 1.45 0.08 0.09 54.89 00:50:02 2 48.60 0.00 1.25 0.13 0.09 49.93 00:50:02 3 49.19 0.00 1.31 0.06 0.08 49.36 Average: all 50.84 0.00 1.05 0.07 0.08 47.95 Average: 0 62.32 0.00 0.97 0.04 0.09 36.57 Average: 1 41.06 0.00 1.13 0.08 0.08 57.65 Average: 2 46.14 0.00 1.05 0.10 0.08 52.63 Average: 3 53.85 0.00 1.04 0.05 0.08 44.97