---> uname -a: Linux prd-centos8-docker-8c-8g-14694.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 1035 28417 19 2437 30407 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:a6:8e:f0 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.24/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86138sec preferred_lft 86138sec inet6 fe80::f816:3eff:fea6:8ef0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:80:ef:cd:a0 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) 11/23/2025 _x86_64_ (8 CPU) 05:17:25 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 128.83 1.83 127.00 273.95 9690.35 05:20:01 AM 177.77 3.03 174.74 971.41 8889.30 05:21:01 AM 66.18 0.52 65.66 25.06 5340.34 Average: 124.26 1.79 122.47 423.48 7973.24 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29512164 31252568 3143548 9.63 2688 2059560 1389928 4.12 144056 2548352 126712 05:20:01 AM 27095460 29023460 5560252 17.03 2688 2239636 3586376 10.64 210788 4856256 69968 05:21:01 AM 29127060 31151792 3528652 10.81 2688 2332740 1440816 4.27 232904 2800268 59036 Average: 28578228 30475940 4077484 12.49 2688 2210645 2139040 6.35 195916 3401625 85239 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 123.30 96.65 1334.14 38.14 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 219.03 188.52 1932.33 42.53 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 157.71 138.29 792.96 121.01 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 166.68 141.16 1353.14 67.23 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) 11/23/2025 _x86_64_ (8 CPU) 05:17:25 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 9.11 0.00 1.03 0.49 0.06 89.30 05:19:01 AM 0 0.83 0.00 0.62 0.10 0.10 98.35 05:19:01 AM 1 17.04 0.00 2.22 1.32 0.07 79.35 05:19:01 AM 2 12.53 0.00 1.35 0.37 0.08 85.66 05:19:01 AM 3 14.71 0.00 1.39 0.45 0.05 83.40 05:19:01 AM 4 9.07 0.00 0.87 0.33 0.05 89.68 05:19:01 AM 5 6.54 0.00 0.50 0.23 0.03 92.69 05:19:01 AM 6 10.59 0.00 0.89 0.48 0.07 87.98 05:19:01 AM 7 1.60 0.00 0.45 0.63 0.07 97.24 05:20:01 AM all 37.65 0.00 1.61 0.70 0.10 59.93 05:20:01 AM 0 31.69 0.00 1.10 0.25 0.10 66.85 05:20:01 AM 1 44.35 0.00 1.62 0.20 0.10 53.73 05:20:01 AM 2 29.91 0.00 1.59 0.85 0.10 67.55 05:20:01 AM 3 44.96 0.00 1.67 0.59 0.10 52.68 05:20:01 AM 4 39.97 0.00 1.37 0.55 0.12 57.99 05:20:01 AM 5 28.45 0.00 1.79 0.84 0.10 68.82 05:20:01 AM 6 41.59 0.00 1.60 0.57 0.10 56.13 05:20:01 AM 7 40.24 0.00 2.16 1.77 0.12 55.71 05:21:01 AM all 33.64 0.00 1.63 0.17 0.10 64.46 05:21:01 AM 0 22.35 0.00 1.27 0.00 0.10 76.28 05:21:01 AM 1 34.87 0.00 1.57 0.05 0.10 63.41 05:21:01 AM 2 39.84 0.00 2.51 0.49 0.12 57.04 05:21:01 AM 3 35.70 0.00 1.40 0.13 0.08 62.68 05:21:01 AM 4 40.76 0.00 1.87 0.20 0.08 57.08 05:21:01 AM 5 31.79 0.00 1.47 0.10 0.10 66.53 05:21:01 AM 6 30.99 0.00 1.56 0.30 0.10 67.05 05:21:01 AM 7 32.79 0.00 1.40 0.10 0.10 65.61 Average: all 26.79 0.00 1.43 0.45 0.09 71.24 Average: 0 18.28 0.00 1.00 0.12 0.10 80.51 Average: 1 32.08 0.00 1.80 0.52 0.09 65.50 Average: 2 27.42 0.00 1.82 0.57 0.10 70.10 Average: 3 31.78 0.00 1.49 0.39 0.08 66.26 Average: 4 29.92 0.00 1.37 0.36 0.08 68.26 Average: 5 22.24 0.00 1.25 0.39 0.08 76.04 Average: 6 27.72 0.00 1.35 0.45 0.09 70.39 Average: 7 24.86 0.00 1.34 0.84 0.09 72.87