---> uname -a: Linux prd-centos8-docker-8c-8g-8978.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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 25M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 13G 148G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1055 26378 27 4453 30356 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:eb:f9:67 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.13/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:feeb:f967/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:45:77:b2:5a 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::42:45ff:fe77:b25a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 06/07/2026 _x86_64_ (8 CPU) 02:29:03 LINUX RESTART (8 CPU) 02:30:01 AM tps rtps wtps bread/s bwrtn/s 02:31:01 AM 169.82 14.59 155.22 3220.52 15296.25 02:32:01 AM 176.62 6.03 170.59 1193.40 12246.83 02:33:01 AM 138.00 15.23 122.78 5434.32 29747.02 Average: 161.48 11.95 149.53 3282.86 19096.87 02:30:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:31:01 AM 29065704 31084976 3587668 10.99 2688 2342300 1577308 4.68 188384 2923452 46332 02:32:01 AM 27154680 29818820 5498692 16.84 2688 2978916 2878000 8.54 272988 4713716 323092 02:33:01 AM 27093792 31154044 5559580 17.03 2688 4357168 1477688 4.38 732496 4256116 708772 Average: 27771392 30685947 4881980 14.95 2688 3226128 1977665 5.87 397956 3964428 359399 02:30:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 166.20 125.92 1666.17 38.24 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1265.64 540.54 8841.84 59.09 0.00 0.00 0.00 0.00 02:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:33:01 AM lo 11.90 11.90 1.26 1.26 0.00 0.00 0.00 0.00 02:33:01 AM eth0 853.07 258.01 4256.95 36.66 0.00 0.00 0.00 0.00 02:33:01 AM docker0 4.30 5.45 0.61 0.63 0.00 0.00 0.00 0.00 Average: lo 3.97 3.97 0.42 0.42 0.00 0.00 0.00 0.00 Average: eth0 761.57 308.14 4921.25 44.66 0.00 0.00 0.00 0.00 Average: docker0 1.43 1.82 0.20 0.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 06/07/2026 _x86_64_ (8 CPU) 02:29:03 LINUX RESTART (8 CPU) 02:30:01 AM CPU %user %nice %system %iowait %steal %idle 02:31:01 AM all 10.84 0.00 1.08 1.34 0.05 86.70 02:31:01 AM 0 9.41 0.00 0.74 0.74 0.05 89.07 02:31:01 AM 1 4.97 0.00 1.22 1.24 0.05 92.52 02:31:01 AM 2 22.76 0.00 1.79 1.14 0.07 74.25 02:31:01 AM 3 10.07 0.00 1.05 2.01 0.05 86.82 02:31:01 AM 4 12.10 0.00 0.62 0.84 0.05 86.40 02:31:01 AM 5 3.87 0.00 0.69 0.59 0.05 94.81 02:31:01 AM 6 11.40 0.00 1.44 2.76 0.05 84.36 02:31:01 AM 7 12.13 0.00 1.07 1.39 0.05 85.36 02:32:01 AM all 29.07 0.00 1.48 1.24 0.10 68.10 02:32:01 AM 0 18.23 0.00 0.79 2.16 0.08 78.75 02:32:01 AM 1 25.81 0.00 1.44 0.52 0.08 72.14 02:32:01 AM 2 26.96 0.00 1.46 0.30 0.12 71.16 02:32:01 AM 3 44.09 0.00 1.88 1.06 0.10 52.87 02:32:01 AM 4 31.10 0.00 1.19 0.13 0.10 67.48 02:32:01 AM 5 19.51 0.00 1.06 0.35 0.08 79.00 02:32:01 AM 6 35.66 0.00 1.74 1.16 0.12 61.32 02:32:01 AM 7 31.22 0.00 2.32 4.26 0.13 62.06 02:33:01 AM all 21.10 0.29 3.08 0.81 0.09 74.62 02:33:01 AM 0 23.52 0.00 2.77 0.30 0.08 73.31 02:33:01 AM 1 23.63 0.00 2.81 0.94 0.10 72.51 02:33:01 AM 2 27.29 0.07 3.45 1.70 0.08 67.41 02:33:01 AM 3 21.15 0.02 3.54 0.69 0.08 74.51 02:33:01 AM 4 16.52 1.85 3.27 0.81 0.10 77.44 02:33:01 AM 5 18.39 0.00 3.04 0.39 0.10 78.08 02:33:01 AM 6 20.01 0.02 3.12 1.35 0.12 75.39 02:33:01 AM 7 18.24 0.40 2.61 0.32 0.08 78.34 Average: all 20.33 0.10 1.88 1.13 0.08 76.48 Average: 0 17.04 0.00 1.43 1.07 0.07 80.39 Average: 1 18.12 0.00 1.82 0.90 0.08 79.08 Average: 2 25.66 0.02 2.23 1.05 0.09 70.95 Average: 3 25.10 0.01 2.15 1.25 0.08 71.40 Average: 4 19.92 0.61 1.69 0.59 0.08 77.11 Average: 5 13.91 0.00 1.59 0.44 0.08 83.98 Average: 6 22.35 0.01 2.10 1.76 0.10 73.70 Average: 7 20.52 0.13 2.00 1.99 0.09 75.27