---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3911 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 736 9224 4 6028 14910 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:20:2c:ef brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.152/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84140sec preferred_lft 84140sec inet6 fe80::f816:3eff:fe20:2cef/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:ae:f2:f5:e5:41 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-3911) 10/15/25 _x86_64_ (4 CPU) 20:25:17 LINUX RESTART (4 CPU) 20:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:04 20.38 1.11 17.11 2.17 671.46 5119.70 32467.98 20:50:08 55.62 0.00 44.82 10.79 0.04 3085.43 11379.11 21:00:01 23.92 0.10 19.87 3.94 4.66 4534.52 11024.33 Average: 33.38 0.41 27.33 5.65 226.42 4243.67 18324.93 20:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:04 9052308 13387128 2564876 15.67 182412 4216160 2809544 16.13 1002864 5849864 123804 20:50:08 8117152 12909036 3039264 18.56 208860 4607944 3204220 18.39 1105572 6654240 120440 21:00:01 9572832 15377680 565644 3.45 238516 5538012 1096272 6.29 1471612 4756104 304 Average: 8914097 13891281 2056595 12.56 209929 4787372 2370012 13.60 1193349 5753403 81516 20:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:04 lo 342.47 342.47 325.32 325.32 0.00 0.00 0.00 0.00 20:40:04 ens3 100.38 74.91 500.72 19.99 0.00 0.00 0.00 0.00 20:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:08 lo 5522.20 5522.20 5263.61 5263.61 0.00 0.00 0.00 0.00 20:50:08 ens3 73.52 57.73 26.78 20.21 0.00 0.00 0.00 0.00 20:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:01 lo 1596.98 1596.98 1502.14 1502.14 0.00 0.00 0.00 0.00 21:00:01 ens3 119.63 114.85 124.74 201.88 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2495.54 2495.54 2371.70 2371.70 0.00 0.00 0.00 0.00 Average: ens3 97.69 82.29 217.75 79.94 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-3911) 10/15/25 _x86_64_ (4 CPU) 20:25:17 LINUX RESTART (4 CPU) 20:30:01 CPU %user %nice %system %iowait %steal %idle 20:40:04 all 68.95 0.00 2.78 0.07 0.11 28.09 20:40:04 0 68.56 0.00 2.68 0.06 0.10 28.60 20:40:04 1 69.70 0.00 2.77 0.08 0.11 27.34 20:40:04 2 67.15 0.00 2.76 0.07 0.11 29.91 20:40:04 3 70.40 0.00 2.90 0.06 0.11 26.53 20:50:08 all 61.42 0.00 4.23 0.18 0.09 34.08 20:50:08 0 62.19 0.00 4.97 0.20 0.09 32.55 20:50:08 1 60.70 0.00 3.98 0.16 0.09 35.06 20:50:08 2 61.12 0.00 4.03 0.15 0.09 34.61 20:50:08 3 61.67 0.00 3.95 0.19 0.10 34.09 21:00:01 all 45.37 0.00 2.21 0.09 0.08 52.25 21:00:01 0 41.23 0.00 2.39 0.18 0.08 56.13 21:00:01 1 45.73 0.00 2.17 0.03 0.08 51.98 21:00:01 2 50.34 0.00 2.27 0.06 0.09 47.24 21:00:01 3 44.20 0.00 1.99 0.08 0.08 53.65 Average: all 58.66 0.00 3.08 0.11 0.09 38.06 Average: 0 57.41 0.00 3.35 0.14 0.09 39.00 Average: 1 58.79 0.00 2.98 0.09 0.09 38.05 Average: 2 59.59 0.00 3.03 0.09 0.10 37.19 Average: 3 58.85 0.00 2.95 0.11 0.10 38.00