---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5235 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 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 732 9212 4 6044 14914 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:22:d0:d4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.141/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84023sec preferred_lft 84023sec inet6 fe80::f816:3eff:fe22:d0d4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:59:84:d6:00:ae 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-5235) 10/19/25 _x86_64_ (4 CPU) 20:24:59 LINUX RESTART (4 CPU) 20:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:13 17.51 2.81 13.00 1.71 778.72 4047.99 21526.50 20:50:13 65.29 0.36 42.21 22.72 10.55 4311.35 262505.05 21:00:04 35.15 0.10 28.48 6.57 4.66 5222.25 11082.32 Average: 39.19 1.10 27.80 10.29 269.32 4520.62 98288.99 20:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:13 9949344 13710748 2246560 13.72 158572 3713640 2562232 14.71 867992 5147412 75252 20:50:13 8669844 13277680 2670956 16.31 207000 4437292 2874072 16.50 1083732 6118260 19200 21:00:04 9544936 15365676 577508 3.53 242520 5548408 1088828 6.25 1480892 4770740 252 Average: 9388041 14118035 1831675 11.19 202697 4566447 2175044 12.48 1144205 5345471 31568 20:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:13 lo 1.32 1.32 0.14 0.14 0.00 0.00 0.00 0.00 20:40:13 ens3 116.22 86.66 575.57 20.79 0.00 0.00 0.00 0.00 20:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:13 lo 4795.49 4795.49 4570.81 4570.81 0.00 0.00 0.00 0.00 20:50:13 ens3 111.95 78.55 301.86 23.07 0.00 0.00 0.00 0.00 20:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:04 lo 2787.74 2787.74 2646.86 2646.86 0.00 0.00 0.00 0.00 21:00:04 ens3 101.51 91.83 117.59 68.22 0.00 0.00 0.00 0.00 21:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2510.17 2510.17 2388.82 2388.82 0.00 0.00 0.00 0.00 Average: ens3 109.98 85.65 334.34 37.10 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-5235) 10/19/25 _x86_64_ (4 CPU) 20:24:59 LINUX RESTART (4 CPU) 20:30:01 CPU %user %nice %system %iowait %steal %idle 20:40:13 all 64.39 0.00 2.45 0.56 0.11 32.48 20:40:13 0 65.69 0.00 2.60 0.28 0.11 31.32 20:40:13 1 64.23 0.00 2.36 0.52 0.11 32.77 20:40:13 2 63.52 0.00 2.40 0.68 0.12 33.27 20:40:13 3 64.12 0.00 2.44 0.75 0.11 32.57 20:50:13 all 61.17 0.00 4.10 0.32 0.11 34.30 20:50:13 0 59.48 0.00 4.02 0.28 0.11 36.11 20:50:13 1 61.15 0.00 4.13 0.33 0.11 34.28 20:50:13 2 62.50 0.00 3.93 0.31 0.11 33.15 20:50:13 3 61.56 0.00 4.32 0.36 0.11 33.65 21:00:04 all 55.55 0.00 3.07 0.33 0.10 40.95 21:00:04 0 52.61 0.00 2.93 0.31 0.10 44.05 21:00:04 1 54.56 0.00 3.17 0.28 0.10 41.89 21:00:04 2 58.50 0.00 2.99 0.56 0.10 37.85 21:00:04 3 56.53 0.00 3.21 0.17 0.10 39.99 Average: all 60.42 0.00 3.20 0.40 0.11 35.86 Average: 0 59.33 0.00 3.18 0.29 0.11 37.09 Average: 1 60.04 0.00 3.21 0.38 0.11 36.26 Average: 2 61.54 0.00 3.10 0.52 0.11 34.73 Average: 3 60.78 0.00 3.32 0.43 0.11 35.36