---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4511 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 700 9568 4 5719 14946 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:34:c6:ad brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.1/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84356sec preferred_lft 84356sec inet6 fe80::f816:3eff:fe34:c6ad/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:ee:70:35:08:d1 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-4511) 11/01/25 _x86_64_ (4 CPU) 20:47:00 LINUX RESTART (4 CPU) 20:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:00:06 14.22 3.14 10.18 0.90 676.12 4067.73 4588.12 21:10:01 45.69 12.04 29.66 3.99 135.21 3305.27 38913.95 21:20:01 32.66 0.12 18.41 14.13 5.72 6066.32 243624.22 Average: 30.76 5.07 19.36 6.33 274.00 4481.83 95585.82 20:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:00:06 9928132 13609928 2348320 14.34 149380 3631132 2633060 15.11 792636 5236220 79260 21:10:01 8975440 13312568 2639832 16.12 181532 4197696 2901980 16.66 1037832 5891108 113440 21:20:01 9856788 15351336 594892 3.63 203688 5266672 1075464 6.17 1135008 4795928 2144 Average: 9586787 14091277 1861015 11.37 178200 4365167 2203501 12.65 988492 5307752 64948 20:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:00:06 lo 113.98 113.98 107.86 107.86 0.00 0.00 0.00 0.00 21:00:06 ens3 95.28 69.18 703.46 16.66 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 21:10:01 lo 1815.95 1815.95 1730.37 1730.37 0.00 0.00 0.00 0.00 21:10:01 ens3 47.67 38.86 111.63 13.17 0.00 0.00 0.00 0.00 21:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:01 lo 220.16 220.16 201.18 201.18 0.00 0.00 0.00 0.00 21:20:01 ens3 87.48 79.51 227.36 231.62 0.00 0.00 0.00 0.00 21:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 711.69 711.69 675.03 675.03 0.00 0.00 0.00 0.00 Average: ens3 76.95 62.60 349.26 87.14 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-4511) 11/01/25 _x86_64_ (4 CPU) 20:47:00 LINUX RESTART (4 CPU) 20:50:01 CPU %user %nice %system %iowait %steal %idle 21:00:06 all 42.73 0.00 1.42 0.17 0.07 55.61 21:00:06 0 42.06 0.00 1.10 0.20 0.07 56.56 21:00:06 1 45.31 0.00 1.75 0.11 0.07 52.77 21:00:06 2 41.74 0.00 1.42 0.15 0.07 56.61 21:00:06 3 41.79 0.00 1.39 0.22 0.08 56.52 21:10:01 all 61.22 0.07 2.61 0.47 0.12 35.51 21:10:01 0 62.08 0.05 2.28 0.72 0.10 34.77 21:10:01 1 62.23 0.02 2.90 0.28 0.11 34.47 21:10:01 2 62.35 0.02 2.77 0.21 0.10 34.55 21:10:01 3 58.22 0.21 2.51 0.66 0.16 38.24 21:20:01 all 48.43 0.00 1.75 0.19 0.09 49.54 21:20:01 0 48.40 0.00 2.20 0.15 0.09 49.16 21:20:01 1 43.54 0.00 1.49 0.26 0.09 54.62 21:20:01 2 49.11 0.00 1.51 0.11 0.09 49.18 21:20:01 3 52.67 0.00 1.79 0.24 0.09 45.20 Average: all 50.73 0.02 1.92 0.27 0.09 46.95 Average: 0 50.78 0.02 1.86 0.35 0.09 46.90 Average: 1 50.30 0.01 2.04 0.22 0.09 47.35 Average: 2 51.00 0.01 1.89 0.16 0.09 46.86 Average: 3 50.85 0.07 1.89 0.37 0.11 46.71