---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7122 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 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 733 9212 4 6043 14913 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:eb:9a:6f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.155/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83806sec preferred_lft 83806sec inet6 fe80::f816:3eff:feeb:9a6f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:7f:06:8f:34:03 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-7122) 11/08/25 _x86_64_ (4 CPU) 20:24:19 LINUX RESTART (4 CPU) 20:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:10 10.22 2.19 7.19 0.84 133.09 2497.32 1927.38 20:50:11 48.69 0.36 38.01 10.31 10.34 4620.57 21032.63 21:00:04 45.46 0.10 36.53 8.84 4.59 4263.61 17285.09 Average: 34.64 0.89 27.12 6.63 49.88 3786.28 13349.27 20:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:10 10135512 13676736 2282312 13.94 144240 3529656 2911772 16.71 819148 5042088 53096 20:50:11 8579344 13237020 2712528 16.57 202052 4492172 3199800 18.37 1072460 6242124 108132 21:00:04 9585560 15406612 538408 3.29 240808 5549832 1092164 6.27 1477820 4759912 425772 Average: 9433472 14106789 1844416 11.26 195700 4523887 2401245 13.78 1123143 5348041 195667 20:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:10 lo 1.06 1.06 0.10 0.10 0.00 0.00 0.00 0.00 20:40:10 ens3 76.00 61.15 393.54 17.43 0.00 0.00 0.00 0.00 20:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:11 lo 3798.97 3798.97 3620.90 3620.90 0.00 0.00 0.00 0.00 20:50:11 ens3 89.56 67.03 302.08 27.32 0.00 0.00 0.00 0.00 20:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:04 lo 4034.73 4034.73 3843.77 3843.77 0.00 0.00 0.00 0.00 21:00:04 ens3 73.39 59.20 106.53 22.69 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 2594.37 2594.37 2471.85 2471.85 0.00 0.00 0.00 0.00 Average: ens3 79.66 62.47 268.60 22.46 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-7122) 11/08/25 _x86_64_ (4 CPU) 20:24:19 LINUX RESTART (4 CPU) 20:30:01 CPU %user %nice %system %iowait %steal %idle 20:40:10 all 49.91 0.00 1.71 0.08 0.09 48.21 20:40:10 0 50.72 0.00 1.71 0.09 0.09 47.40 20:40:10 1 48.78 0.00 1.88 0.07 0.09 49.18 20:40:10 2 50.47 0.00 1.69 0.08 0.09 47.67 20:40:10 3 49.68 0.00 1.57 0.06 0.10 48.59 20:50:11 all 64.00 0.00 3.78 0.14 0.11 31.97 20:50:11 0 61.94 0.00 3.85 0.08 0.11 34.03 20:50:11 1 65.30 0.00 3.90 0.11 0.11 30.58 20:50:11 2 65.33 0.00 3.57 0.24 0.11 30.75 20:50:11 3 63.45 0.00 3.80 0.11 0.11 32.53 21:00:04 all 60.01 0.00 3.83 0.18 0.10 35.88 21:00:04 0 58.07 0.00 3.86 0.10 0.10 37.86 21:00:04 1 61.61 0.00 3.87 0.33 0.11 34.10 21:00:04 2 62.14 0.00 3.94 0.10 0.10 33.72 21:00:04 3 58.23 0.00 3.65 0.18 0.11 37.83 Average: all 57.93 0.00 3.10 0.13 0.10 38.75 Average: 0 56.87 0.00 3.13 0.09 0.10 39.81 Average: 1 58.50 0.00 3.20 0.17 0.10 38.02 Average: 2 59.26 0.00 3.06 0.14 0.10 37.45 Average: 3 57.07 0.00 3.00 0.12 0.10 39.71