---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2791 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 12G 66G 16% / 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 653 8620 4 6715 14993 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:ac:85:19 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.87/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84722sec preferred_lft 84722sec inet6 fe80::f816:3eff:feac:8519/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:4a:28:ae:6e:92 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-2791) 10/11/25 _x86_64_ (4 CPU) 20:27:09 LINUX RESTART (4 CPU) 20:30:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:00 29.87 1.05 25.19 3.64 681.87 4193.63 26940.49 20:50:46 29.79 0.03 26.70 3.06 0.83 4450.35 34835.27 Average: 29.83 0.52 25.97 3.34 327.99 4327.03 31042.73 20:30:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:00 9551540 13350768 2606184 15.92 138252 3785920 2912748 16.72 940828 5484444 31648 20:50:46 7835800 12714376 3237732 19.77 157712 4796108 3131688 17.98 1241200 6852372 4180 Average: 8693670 13032572 2921958 17.85 147982 4291014 3022218 17.35 1091014 6168408 17914 20:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:00 lo 1467.96 1467.96 1392.09 1392.09 0.00 0.00 0.00 0.00 20:40:00 ens3 50.52 40.26 257.78 10.40 0.00 0.00 0.00 0.00 20:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:46 lo 1275.31 1275.31 1212.36 1212.36 0.00 0.00 0.00 0.00 20:50:46 ens3 28.38 24.59 26.44 8.12 0.00 0.00 0.00 0.00 20:50:46 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1367.86 1367.86 1298.70 1298.70 0.00 0.00 0.00 0.00 Average: ens3 39.01 32.12 137.57 9.22 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-2791) 10/11/25 _x86_64_ (4 CPU) 20:27:09 LINUX RESTART (4 CPU) 20:30:02 CPU %user %nice %system %iowait %steal %idle 20:40:00 all 70.86 0.00 2.77 0.26 0.13 25.98 20:40:00 0 71.65 0.00 2.96 0.42 0.13 24.85 20:40:00 1 69.02 0.00 3.03 0.21 0.14 27.60 20:40:00 2 70.62 0.00 2.47 0.19 0.13 26.58 20:40:00 3 72.16 0.00 2.61 0.24 0.14 24.86 20:50:46 all 61.69 0.00 2.44 0.25 0.11 35.51 20:50:46 0 60.69 0.00 2.54 0.24 0.11 36.42 20:50:46 1 60.85 0.00 2.45 0.12 0.11 36.48 20:50:46 2 64.12 0.00 2.55 0.16 0.11 33.07 20:50:46 3 61.12 0.00 2.21 0.48 0.12 36.07 Average: all 66.10 0.00 2.59 0.26 0.12 30.93 Average: 0 65.95 0.00 2.74 0.33 0.12 30.86 Average: 1 64.77 0.00 2.73 0.16 0.12 32.22 Average: 2 67.25 0.00 2.51 0.17 0.12 29.95 Average: 3 66.42 0.00 2.40 0.37 0.13 30.69