---> uname -a: Linux prd-centos8-docker-8c-8g-8258.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1056 26470 19 4363 30368 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:8c:37:8f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.15/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86137sec preferred_lft 86137sec inet6 fe80::f816:3eff:fe8c:378f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:0f:ac:a3:88 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 inet6 fe80::42:fff:feac:a388/64 scope link 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) 05/05/2026 _x86_64_ (8 CPU) 02:28:21 LINUX RESTART (8 CPU) 02:29:01 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 185.24 14.51 170.73 3220.26 10327.06 02:31:01 AM 211.33 6.11 205.21 1194.40 17909.18 02:32:01 AM 142.04 15.03 127.01 5426.32 29835.27 Average: 179.53 11.88 167.65 3280.33 19357.17 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29194356 31114128 3461356 10.60 2688 2237656 1550392 4.60 185524 2817280 181456 02:31:01 AM 27393644 29973292 5262068 16.11 2688 2888748 2526868 7.50 312912 4449960 319916 02:32:01 AM 27132884 31111196 5522828 16.91 2688 4269204 1491708 4.43 748008 4214628 716236 Average: 27906961 30732872 4748751 14.54 2688 3131869 1856323 5.51 415481 3827289 405869 02:29:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 AM eth0 201.50 145.92 1976.12 40.67 0.00 0.00 0.00 0.00 02:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM eth0 1132.17 529.41 9054.18 57.29 0.00 0.00 0.00 0.00 02:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM lo 11.71 11.71 1.26 1.26 0.00 0.00 0.00 0.00 02:32:01 AM eth0 667.04 208.05 4284.47 34.41 0.00 0.00 0.00 0.00 02:32:01 AM docker0 4.28 5.41 0.61 0.63 0.00 0.00 0.00 0.00 Average: lo 3.90 3.90 0.42 0.42 0.00 0.00 0.00 0.00 Average: eth0 666.91 294.46 5104.92 44.12 0.00 0.00 0.00 0.00 Average: docker0 1.43 1.80 0.20 0.21 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) 05/05/2026 _x86_64_ (8 CPU) 02:28:21 LINUX RESTART (8 CPU) 02:29:01 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 12.18 0.00 1.26 0.52 0.06 85.98 02:30:01 AM 0 6.22 0.00 0.98 0.33 0.07 92.39 02:30:01 AM 1 13.08 0.00 1.65 0.48 0.07 84.72 02:30:01 AM 2 18.76 0.00 1.55 0.42 0.05 79.22 02:30:01 AM 3 22.17 0.00 1.97 0.53 0.07 75.25 02:30:01 AM 4 13.06 0.00 1.29 0.90 0.05 84.71 02:30:01 AM 5 13.60 0.00 1.30 0.55 0.05 84.50 02:30:01 AM 6 5.76 0.00 0.77 0.38 0.07 93.02 02:30:01 AM 7 4.81 0.00 0.58 0.52 0.05 94.04 02:31:01 AM all 28.20 0.00 1.40 0.63 0.08 69.68 02:31:01 AM 0 27.10 0.00 0.94 0.05 0.08 71.83 02:31:01 AM 1 26.60 0.00 1.66 1.15 0.08 70.50 02:31:01 AM 2 46.54 0.00 1.21 0.18 0.08 51.98 02:31:01 AM 3 30.39 0.00 2.03 1.41 0.10 66.07 02:31:01 AM 4 35.55 0.00 1.91 0.65 0.08 61.80 02:31:01 AM 5 9.72 0.00 1.14 0.62 0.08 88.44 02:31:01 AM 6 18.31 0.00 1.19 0.45 0.08 79.96 02:31:01 AM 7 31.40 0.00 1.17 0.55 0.07 66.81 02:32:01 AM all 21.84 0.27 3.33 0.62 0.08 73.86 02:32:01 AM 0 15.15 0.02 2.60 0.00 0.10 82.14 02:32:01 AM 1 26.36 0.02 3.69 1.33 0.08 68.52 02:32:01 AM 2 17.44 0.32 4.03 0.17 0.08 77.95 02:32:01 AM 3 26.69 0.03 3.35 0.94 0.07 68.92 02:32:01 AM 4 25.78 1.68 4.55 0.59 0.08 67.31 02:32:01 AM 5 27.58 0.02 2.62 1.17 0.07 68.55 02:32:01 AM 6 19.43 0.03 3.08 0.44 0.08 76.93 02:32:01 AM 7 16.32 0.02 2.71 0.35 0.07 80.53 Average: all 20.73 0.09 2.00 0.59 0.07 76.52 Average: 0 16.15 0.01 1.51 0.13 0.08 82.13 Average: 1 22.00 0.01 2.33 0.99 0.08 74.60 Average: 2 27.60 0.11 2.26 0.26 0.07 69.70 Average: 3 26.41 0.01 2.45 0.96 0.08 70.09 Average: 4 24.78 0.56 2.58 0.72 0.07 71.30 Average: 5 16.95 0.01 1.69 0.78 0.07 80.51 Average: 6 14.49 0.01 1.68 0.42 0.08 83.32 Average: 7 17.51 0.01 1.48 0.47 0.06 80.47