---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2564 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 654 9913 4 5421 14992 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:cf:58:fc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.150/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84444sec preferred_lft 84444sec inet6 fe80::f816:3eff:fecf:58fc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:24:a7:0d:61:b1 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-2564) 10/27/25 _x86_64_ (4 CPU) 18:23:59 LINUX RESTART (4 CPU) 18:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:40:03 48.28 0.02 40.50 7.75 0.35 1849.45 156441.89 18:50:01 24.02 0.17 20.19 3.66 4.58 1866.93 28578.33 Average: 36.20 0.10 30.39 5.71 2.45 1858.15 92754.08 18:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:40:03 9430448 12903432 3056308 18.67 152072 3456280 3320228 19.06 847416 5722904 212 18:50:01 8886492 12870556 3085692 18.85 170604 3914356 3368992 19.34 987616 6085188 128392 Average: 9158470 12886994 3071000 18.76 161338 3685318 3344610 19.20 917516 5904046 64302 18:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:40:03 lo 28.90 28.90 6.72 6.72 0.00 0.00 0.00 0.00 18:40:03 ens3 17.47 13.87 14.08 4.49 0.00 0.00 0.00 0.00 18:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:01 lo 1468.64 1468.64 1374.40 1374.40 0.00 0.00 0.00 0.00 18:50:01 ens3 50.50 37.80 258.48 9.50 0.00 0.00 0.00 0.00 18:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 746.03 746.03 687.95 687.95 0.00 0.00 0.00 0.00 Average: ens3 33.92 25.79 135.81 6.98 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-2564) 10/27/25 _x86_64_ (4 CPU) 18:23:59 LINUX RESTART (4 CPU) 18:30:01 CPU %user %nice %system %iowait %steal %idle 18:40:03 all 28.43 0.00 1.11 0.32 0.08 70.05 18:40:03 0 28.87 0.00 1.04 0.23 0.08 69.77 18:40:03 1 27.77 0.00 1.05 0.44 0.08 70.65 18:40:03 2 29.99 0.00 1.36 0.49 0.08 68.08 18:40:03 3 27.08 0.00 0.99 0.13 0.09 71.71 18:50:01 all 34.42 0.00 1.70 0.10 0.08 63.70 18:50:01 0 34.72 0.00 1.70 0.10 0.08 63.40 18:50:01 1 34.40 0.00 1.70 0.14 0.08 63.68 18:50:01 2 34.71 0.00 1.66 0.08 0.08 63.47 18:50:01 3 33.86 0.00 1.72 0.08 0.08 64.26 Average: all 31.41 0.00 1.40 0.21 0.08 66.89 Average: 0 31.79 0.00 1.37 0.16 0.08 66.60 Average: 1 31.07 0.00 1.37 0.29 0.08 67.18 Average: 2 32.34 0.00 1.51 0.28 0.08 65.78 Average: 3 30.45 0.00 1.35 0.11 0.08 68.00