---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-16954 5.15.0-142-generic #152-Ubuntu SMP Mon May 19 10:54:31 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 Vulnerability Gather data sampling: 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 conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 16G 140G 10% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 916 21991 4 9185 30708 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:8c:81:49 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.50/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 82869sec preferred_lft 82869sec inet6 fe80::f816:3eff:fe8c:8149/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:46:12:8d:f3:1a 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 5.15.0-142-generic (prd-ubuntu2204-docker-8c-8g-16954) 12/02/25 _x86_64_ (8 CPU) 10:19:12 LINUX RESTART (8 CPU) 10:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:30:01 28.52 1.08 13.04 14.40 627.45 2316.96 508954.75 10:40:02 1.88 0.21 1.65 0.02 2.09 19.84 317.94 10:50:31 1.59 0.00 1.59 0.00 0.00 17.63 0.00 11:00:25 1.61 0.00 1.61 0.00 0.00 17.89 0.00 11:10:04 8.95 1.36 7.46 0.12 87.90 4138.51 120.26 Average: 8.45 0.52 5.02 2.90 142.66 1271.03 101729.24 10:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:30:01 29420052 31833308 514560 1.57 103500 2616124 1086072 3.20 475204 2601616 4 10:40:02 29399264 31814188 533132 1.62 104556 2616268 1108512 3.27 477164 2638204 4 10:50:31 29389048 31804656 542468 1.65 105080 2616412 1108816 3.27 477680 2653932 8 11:00:25 29381996 31798240 548944 1.67 105644 2616416 1109012 3.27 478304 2657276 8 11:10:04 25917752 29945812 2365672 7.20 138832 4141844 2352064 6.94 647240 5853152 423212 Average: 28701622 31439241 900955 2.74 111522 2921413 1352895 3.99 511118 3280836 84647 10:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:30:01 lo 0.24 0.24 0.03 0.03 0.00 0.00 0.00 0.00 10:30:01 ens3 18.39 11.29 292.07 2.95 0.00 0.00 0.00 0.00 10:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:40:02 ens3 1.73 1.61 0.76 1.88 0.00 0.00 0.00 0.00 10:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:31 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:50:31 ens3 2.12 0.92 0.74 2.00 0.00 0.00 0.00 0.00 10:50:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:25 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:00:25 ens3 0.84 0.43 0.32 0.78 0.00 0.00 0.00 0.00 11:00:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:04 lo 0.15 0.15 0.02 0.02 0.00 0.00 0.00 0.00 11:10:04 ens3 126.44 101.84 1394.61 20.67 0.00 0.00 0.00 0.00 11:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 28.98 22.47 327.31 5.52 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 5.15.0-142-generic (prd-ubuntu2204-docker-8c-8g-16954) 12/02/25 _x86_64_ (8 CPU) 10:19:12 LINUX RESTART (8 CPU) 10:20:01 CPU %user %nice %system %iowait %steal %idle 10:30:01 all 0.89 0.00 0.13 0.31 0.01 98.65 10:30:01 0 0.72 0.00 0.10 0.03 0.03 99.12 10:30:01 1 0.35 0.00 0.16 0.58 0.01 98.91 10:30:01 2 1.32 0.00 0.16 0.48 0.02 98.01 10:30:01 3 0.32 0.00 0.08 0.05 0.01 99.54 10:30:01 4 0.37 0.00 0.09 0.03 0.01 99.50 10:30:01 5 0.35 0.00 0.08 0.04 0.01 99.53 10:30:01 6 0.19 0.00 0.06 0.03 0.01 99.72 10:30:01 7 3.53 0.00 0.35 1.25 0.02 94.86 10:40:02 all 0.13 0.00 0.01 0.01 0.01 99.84 10:40:02 0 0.11 0.00 0.01 0.00 0.01 99.86 10:40:02 1 0.75 0.00 0.02 0.02 0.01 99.20 10:40:02 2 0.01 0.00 0.02 0.00 0.02 99.95 10:40:02 3 0.03 0.00 0.00 0.00 0.00 99.96 10:40:02 4 0.01 0.00 0.01 0.00 0.00 99.97 10:40:02 5 0.03 0.00 0.02 0.00 0.00 99.94 10:40:02 6 0.03 0.00 0.02 0.00 0.00 99.94 10:40:02 7 0.01 0.00 0.01 0.01 0.02 99.94 10:50:31 all 0.05 0.00 0.01 0.00 0.01 99.92 10:50:31 0 0.04 0.00 0.01 0.00 0.01 99.93 10:50:31 1 0.26 0.00 0.03 0.02 0.02 99.68 10:50:31 2 0.03 0.00 0.03 0.00 0.02 99.92 10:50:31 3 0.03 0.00 0.00 0.00 0.00 99.97 10:50:31 4 0.01 0.00 0.01 0.00 0.01 99.97 10:50:31 5 0.02 0.00 0.02 0.00 0.01 99.95 10:50:31 6 0.01 0.00 0.01 0.00 0.00 99.97 10:50:31 7 0.02 0.00 0.00 0.00 0.01 99.96 11:00:25 all 0.06 0.00 0.01 0.00 0.01 99.92 11:00:25 0 0.36 0.00 0.01 0.00 0.02 99.61 11:00:25 1 0.02 0.00 0.03 0.02 0.03 99.90 11:00:25 2 0.01 0.00 0.01 0.00 0.02 99.96 11:00:25 3 0.02 0.00 0.00 0.00 0.00 99.98 11:00:25 4 0.01 0.00 0.01 0.01 0.01 99.97 11:00:25 5 0.02 0.00 0.02 0.00 0.01 99.96 11:00:25 6 0.01 0.00 0.01 0.00 0.00 99.98 11:00:25 7 0.01 0.00 0.01 0.00 0.01 99.97 11:10:04 all 12.04 0.00 0.42 0.13 0.03 87.38 11:10:04 0 11.86 0.00 0.35 0.16 0.04 87.58 11:10:04 1 14.16 0.00 0.43 0.26 0.03 85.12 11:10:04 2 11.00 0.00 0.38 0.08 0.04 88.50 11:10:04 3 11.44 0.00 0.73 0.03 0.03 87.78 11:10:04 4 11.25 0.00 0.42 0.33 0.03 87.98 11:10:04 5 13.83 0.00 0.34 0.01 0.03 85.79 11:10:04 6 7.84 0.00 0.32 0.08 0.03 91.73 11:10:04 7 14.93 0.00 0.39 0.11 0.04 84.53 Average: all 2.54 0.00 0.12 0.09 0.02 97.24 Average: 0 2.53 0.00 0.09 0.04 0.02 97.31 Average: 1 3.00 0.00 0.13 0.18 0.02 96.68 Average: 2 2.39 0.00 0.12 0.11 0.02 97.35 Average: 3 2.28 0.00 0.16 0.02 0.01 97.54 Average: 4 2.25 0.00 0.11 0.07 0.01 97.57 Average: 5 2.75 0.00 0.09 0.01 0.01 97.14 Average: 6 1.56 0.00 0.08 0.02 0.01 98.33 Average: 7 3.59 0.00 0.15 0.27 0.02 95.97