---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4673 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 9.9G 68G 13% / 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 650 10860 4 4478 14996 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:d1:f6:94 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.210/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84254sec preferred_lft 84254sec inet6 fe80::f816:3eff:fed1:f694/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:f2:99:c2:ff:ff 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-4673) 11/02/25 _x86_64_ (4 CPU) 06:55:00 LINUX RESTART (4 CPU) 07:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:10:01 16.33 0.58 5.13 10.62 475.44 658.08 249994.38 07:20:01 36.52 4.27 31.57 0.69 259.91 2912.66 1076.52 07:30:01 28.34 0.54 23.02 4.77 19.03 5146.97 5156.83 Average: 27.07 1.80 19.91 5.36 251.46 2905.92 85409.27 07:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:10:01 13441928 15512400 501508 3.06 59024 2235740 1125064 6.46 407564 2263832 20 07:20:01 11472120 14377880 1588448 9.70 110056 2979412 1960684 11.25 640768 3951212 26768 07:30:01 11133336 15358236 597604 3.65 146392 4192384 1070320 6.14 1080484 3743016 12496 Average: 12015795 15082839 895853 5.47 105157 3135845 1385356 7.95 709605 3319353 13095 07:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:10:01 lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 07:10:01 ens3 12.41 7.59 166.20 0.58 0.00 0.00 0.00 0.00 07:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:01 lo 0.37 0.37 0.05 0.05 0.00 0.00 0.00 0.00 07:20:01 ens3 79.74 63.04 612.97 14.12 0.00 0.00 0.00 0.00 07:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:01 lo 1816.29 1816.29 1724.78 1724.78 0.00 0.00 0.00 0.00 07:30:01 ens3 124.57 108.87 401.38 387.93 0.00 0.00 0.00 0.00 07:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 605.61 605.61 574.96 574.96 0.00 0.00 0.00 0.00 Average: ens3 72.24 59.84 393.51 134.21 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-4673) 11/02/25 _x86_64_ (4 CPU) 06:55:00 LINUX RESTART (4 CPU) 07:00:01 CPU %user %nice %system %iowait %steal %idle 07:10:01 all 0.51 0.00 0.24 0.14 0.02 99.10 07:10:01 0 0.54 0.00 0.33 0.10 0.01 99.02 07:10:01 1 0.24 0.00 0.14 0.26 0.02 99.34 07:10:01 2 0.97 0.00 0.24 0.06 0.03 98.70 07:10:01 3 0.27 0.00 0.23 0.15 0.01 99.34 07:20:01 all 10.29 0.00 0.60 0.31 0.03 88.77 07:20:01 0 8.77 0.00 0.61 0.55 0.03 90.05 07:20:01 1 9.08 0.00 0.43 0.15 0.04 90.30 07:20:01 2 12.86 0.00 0.83 0.46 0.04 85.81 07:20:01 3 10.45 0.00 0.54 0.09 0.03 88.90 07:30:01 all 56.00 0.00 2.56 0.14 0.09 41.22 07:30:01 0 56.70 0.00 2.52 0.18 0.10 40.50 07:30:01 1 54.35 0.00 2.70 0.24 0.09 42.62 07:30:01 2 55.39 0.00 2.48 0.12 0.09 41.92 07:30:01 3 57.54 0.00 2.52 0.03 0.09 39.82 Average: all 22.22 0.00 1.13 0.20 0.05 76.40 Average: 0 21.97 0.00 1.15 0.28 0.04 76.55 Average: 1 21.19 0.00 1.09 0.22 0.05 77.46 Average: 2 23.03 0.00 1.18 0.21 0.05 75.52 Average: 3 22.70 0.00 1.09 0.09 0.04 76.08