---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2953 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 15% / 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 698 9464 4 5825 14948 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:0f:20:78 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.23/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84598sec preferred_lft 84598sec inet6 fe80::f816:3eff:fe0f:2078/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:de:ff:83:3d:af 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-2953) 12/01/25 _x86_64_ (4 CPU) 20:44:25 LINUX RESTART (4 CPU) 20:50:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:00:06 21.05 0.49 18.32 2.23 17.49 4135.95 14270.08 21:10:06 32.38 0.03 28.42 3.93 1.29 5465.48 22645.62 Average: 26.72 0.26 23.37 3.08 9.39 4800.73 18457.92 20:50:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:00:06 9119000 13441888 2510968 15.34 168972 4216704 2816604 16.17 1049228 5758176 108904 21:10:06 7585308 12945788 3002468 18.34 188560 5193072 3183948 18.28 1273024 7009484 22320 Average: 8352154 13193838 2756718 16.84 178766 4704888 3000276 17.22 1161126 6383830 65612 20:50:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:00:06 lo 912.56 912.56 869.21 869.21 0.00 0.00 0.00 0.00 21:00:06 ens3 77.14 59.58 339.21 16.70 0.00 0.00 0.00 0.00 21:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:06 lo 1255.40 1255.40 1195.82 1195.82 0.00 0.00 0.00 0.00 21:10:06 ens3 57.23 44.09 214.77 14.46 0.00 0.00 0.00 0.00 21:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1083.98 1083.98 1032.52 1032.52 0.00 0.00 0.00 0.00 Average: ens3 67.18 51.84 276.99 15.58 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-2953) 12/01/25 _x86_64_ (4 CPU) 20:44:25 LINUX RESTART (4 CPU) 20:50:06 CPU %user %nice %system %iowait %steal %idle 21:00:06 all 61.05 0.00 2.15 0.07 0.08 36.65 21:00:06 0 62.12 0.00 2.29 0.05 0.08 35.46 21:00:06 1 59.60 0.00 1.97 0.05 0.08 38.30 21:00:06 2 63.99 0.00 2.31 0.08 0.08 33.54 21:00:06 3 58.49 0.00 2.04 0.10 0.08 39.29 21:10:06 all 61.72 0.00 2.41 0.09 0.08 35.70 21:10:06 0 59.21 0.00 2.38 0.08 0.08 38.26 21:10:06 1 61.06 0.00 2.34 0.10 0.08 36.42 21:10:06 2 60.19 0.00 2.20 0.05 0.08 37.48 21:10:06 3 66.42 0.00 2.72 0.15 0.09 30.63 Average: all 61.38 0.00 2.28 0.08 0.08 36.18 Average: 0 60.66 0.00 2.33 0.07 0.08 36.86 Average: 1 60.33 0.00 2.15 0.07 0.08 37.36 Average: 2 62.09 0.00 2.25 0.06 0.08 35.51 Average: 3 62.45 0.00 2.38 0.13 0.08 34.97