---> uname -a: Linux prd-centos8-docker-8c-8g-13977.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-7 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 xsaves clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1003 28451 19 2435 30438 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: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:f6:fd:30 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.102/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86144sec preferred_lft 86144sec inet6 fe80::f816:3eff:fef6:fd30/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:0c:97:27:20 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 11/20/2025 _x86_64_ (8 CPU) 05:17:28 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 131.69 1.90 129.79 277.37 10043.20 05:20:01 AM 173.54 2.72 170.83 945.02 8450.67 05:21:01 AM 72.72 0.57 72.15 26.13 6089.27 Average: 125.99 1.73 124.26 416.20 8194.50 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29530696 31269480 3125016 9.57 2688 2057268 1375068 4.08 145304 2527388 131736 05:20:01 AM 27266180 29191892 5389532 16.50 2688 2236568 3493776 10.37 212364 4682156 83940 05:21:01 AM 29146288 31168376 3509424 10.75 2688 2329676 1469464 4.36 234308 2778732 51212 Average: 28647721 30543249 4007991 12.27 2688 2207837 2112769 6.27 197325 3329425 88963 05:18:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:19:01 AM eth0 123.69 93.07 1333.86 35.40 0.00 0.00 0.00 0.00 05:19:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:20:01 AM eth0 233.57 202.78 1936.18 45.99 0.00 0.00 0.00 0.00 05:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM eth0 176.67 172.32 802.65 160.34 0.00 0.00 0.00 0.00 05:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 177.98 156.06 1357.59 80.57 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 11/20/2025 _x86_64_ (8 CPU) 05:17:28 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 9.16 0.00 0.97 0.43 0.06 89.38 05:19:01 AM 0 7.39 0.00 0.83 0.13 0.08 91.55 05:19:01 AM 1 12.98 0.00 1.07 0.45 0.08 85.41 05:19:01 AM 2 8.64 0.00 1.22 0.75 0.08 89.30 05:19:01 AM 3 15.25 0.00 1.66 0.62 0.07 82.41 05:19:01 AM 4 2.14 0.00 0.40 0.75 0.05 96.66 05:19:01 AM 5 8.38 0.00 0.90 0.15 0.05 90.52 05:19:01 AM 6 7.81 0.00 0.63 0.37 0.02 91.18 05:19:01 AM 7 10.71 0.00 1.07 0.20 0.05 87.97 05:20:01 AM all 38.33 0.00 1.51 0.68 0.10 59.38 05:20:01 AM 0 44.06 0.00 1.39 0.42 0.10 54.04 05:20:01 AM 1 40.12 0.00 0.97 0.23 0.10 58.58 05:20:01 AM 2 40.82 0.00 1.57 0.58 0.13 56.89 05:20:01 AM 3 34.16 0.00 1.45 0.59 0.10 63.70 05:20:01 AM 4 29.85 0.00 1.64 0.30 0.10 68.11 05:20:01 AM 5 45.34 0.00 2.19 1.51 0.10 50.85 05:20:01 AM 6 34.40 0.00 0.92 0.20 0.08 64.39 05:20:01 AM 7 37.91 0.00 1.94 1.57 0.12 58.46 05:21:01 AM all 32.29 0.00 1.62 0.22 0.10 65.78 05:21:01 AM 0 30.83 0.00 1.44 0.37 0.08 67.28 05:21:01 AM 1 43.82 0.00 1.81 0.15 0.10 54.12 05:21:01 AM 2 33.32 0.00 1.71 0.12 0.10 64.76 05:21:01 AM 3 22.17 0.00 1.39 0.38 0.10 75.95 05:21:01 AM 4 23.54 0.00 1.47 0.10 0.10 74.79 05:21:01 AM 5 36.49 0.00 1.71 0.28 0.10 61.41 05:21:01 AM 6 33.46 0.00 1.65 0.13 0.08 64.67 05:21:01 AM 7 34.67 0.00 1.79 0.20 0.10 63.24 Average: all 26.59 0.00 1.37 0.44 0.09 71.52 Average: 0 27.42 0.00 1.22 0.31 0.09 70.96 Average: 1 32.30 0.00 1.28 0.28 0.09 66.04 Average: 2 27.60 0.00 1.50 0.48 0.11 70.31 Average: 3 23.86 0.00 1.50 0.53 0.09 74.02 Average: 4 18.49 0.00 1.17 0.38 0.08 79.87 Average: 5 30.05 0.00 1.60 0.65 0.08 67.62 Average: 6 25.21 0.00 1.07 0.23 0.06 73.43 Average: 7 27.75 0.00 1.60 0.66 0.09 69.90