---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1722 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 719 9576 4 5693 14927 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:83:c0:e7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.197/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82810sec preferred_lft 82810sec inet6 fe80::f816:3eff:fe83:c0e7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:34:85:a0:48:27 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-1722) 10/24/25 _x86_64_ (4 CPU) 08:53:29 LINUX RESTART (4 CPU) 09:00:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:10:01 1.32 0.01 1.29 0.02 0.04 16.41 1.14 09:20:15 1.33 0.00 1.32 0.02 0.01 14.93 0.13 09:30:15 11.84 2.79 8.40 0.65 153.44 3003.53 777.32 09:40:01 40.89 0.14 26.42 14.33 7.16 2798.61 266776.13 09:50:15 23.61 0.12 20.29 3.21 4.71 6975.34 71071.89 Average: 15.71 0.61 11.51 3.59 33.05 2579.63 66805.91 09:00:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:10:01 13006836 15548808 432448 2.64 92908 2644196 987792 5.67 470956 2572736 140 09:20:15 13005616 15548072 433128 2.65 93344 2644212 987840 5.67 471432 2575628 164 09:30:15 10174688 13620556 2339828 14.29 139988 3434732 2680220 15.38 769932 5057292 18000 09:40:01 9417748 13392596 2562436 15.65 166056 3892724 2701252 15.51 927708 5572248 81604 09:50:15 9918036 15385284 562432 3.44 199708 5255056 1103848 6.34 1100220 4807196 27772 Average: 11104585 14699063 1266054 7.73 138401 3574184 1692190 9.71 748050 4117020 25536 09:00:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:10:01 ens3 0.22 0.09 0.04 0.02 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:15 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:20:15 ens3 0.51 0.19 0.16 0.10 0.00 0.00 0.00 0.00 09:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:15 lo 362.91 362.91 345.45 345.45 0.00 0.00 0.00 0.00 09:30:15 ens3 66.59 57.15 637.49 10.94 0.00 0.00 0.00 0.00 09:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 lo 1422.23 1422.23 1355.16 1355.16 0.00 0.00 0.00 0.00 09:40:01 ens3 46.37 38.14 203.19 10.60 0.00 0.00 0.00 0.00 09:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:15 lo 369.17 369.17 349.56 349.56 0.00 0.00 0.00 0.00 09:50:15 ens3 50.84 41.87 109.74 47.93 0.00 0.00 0.00 0.00 09:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 425.93 425.93 405.28 405.28 0.00 0.00 0.00 0.00 Average: ens3 32.91 27.49 189.62 14.08 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-1722) 10/24/25 _x86_64_ (4 CPU) 08:53:29 LINUX RESTART (4 CPU) 09:00:14 CPU %user %nice %system %iowait %steal %idle 09:10:01 all 0.15 0.00 0.02 0.18 0.01 99.63 09:10:01 0 0.02 0.00 0.03 0.18 0.01 99.76 09:10:01 1 0.21 0.00 0.02 0.07 0.01 99.69 09:10:01 2 0.03 0.00 0.02 0.06 0.01 99.89 09:10:01 3 0.36 0.00 0.03 0.40 0.02 99.19 09:20:15 all 0.19 0.00 0.02 0.02 0.01 99.75 09:20:15 0 0.01 0.00 0.01 0.03 0.00 99.93 09:20:15 1 0.69 0.00 0.02 0.02 0.02 99.25 09:20:15 2 0.04 0.00 0.03 0.03 0.01 99.89 09:20:15 3 0.02 0.00 0.04 0.00 0.02 99.93 09:30:15 all 27.83 0.00 1.01 0.33 0.06 70.78 09:30:15 0 27.82 0.00 1.00 0.09 0.06 71.04 09:30:15 1 28.33 0.00 0.78 0.09 0.06 70.74 09:30:15 2 27.90 0.00 1.29 0.54 0.06 70.21 09:30:15 3 27.27 0.00 0.97 0.58 0.06 71.12 09:40:01 all 62.65 0.00 2.46 0.28 0.11 34.50 09:40:01 0 62.14 0.00 2.33 0.41 0.11 35.01 09:40:01 1 61.96 0.00 2.40 0.12 0.11 35.41 09:40:01 2 64.78 0.00 2.51 0.41 0.11 32.19 09:40:01 3 61.74 0.00 2.60 0.17 0.11 35.38 09:50:15 all 56.84 0.00 2.00 0.19 0.10 40.87 09:50:15 0 56.02 0.00 1.67 0.07 0.10 42.14 09:50:15 1 56.03 0.00 2.08 0.31 0.10 41.48 09:50:15 2 56.68 0.00 2.17 0.13 0.10 40.92 09:50:15 3 58.63 0.00 2.08 0.24 0.10 38.95 Average: all 29.46 0.00 1.10 0.20 0.06 69.19 Average: 0 29.14 0.00 1.00 0.15 0.06 69.65 Average: 1 29.36 0.00 1.06 0.12 0.06 69.40 Average: 2 29.79 0.00 1.20 0.23 0.06 68.72 Average: 3 29.54 0.00 1.14 0.28 0.06 68.99