---> uname -a: Linux prd-centos8-docker-8c-8g-11930.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: 2799.974 BogoMIPS: 5599.94 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 13G 148G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1069 26331 19 4487 30349 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:27:09:c9 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.76/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:fe27:9c9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:78:d7:2e:b4 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::42:78ff:fed7:2eb4/64 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) 06/15/2026 _x86_64_ (8 CPU) 07:30:57 LINUX RESTART (8 CPU) 07:32:01 AM tps rtps wtps bread/s bwrtn/s 07:33:01 AM 294.55 17.35 277.20 3848.16 16141.66 07:34:01 AM 161.88 16.11 145.77 1581.34 40088.99 07:35:01 AM 270.36 5.05 265.31 4631.39 24252.53 Average: 242.26 12.84 229.43 3353.60 26828.32 07:32:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:33:01 AM 28217492 30545808 4435880 13.58 2688 2637880 1888968 5.60 216652 3724972 320056 07:34:01 AM 25716604 28937812 6936768 21.24 2688 3512736 5333104 15.82 450712 5908380 1768 07:35:01 AM 26924684 31046044 5728688 17.54 2688 4406944 1512952 4.49 889336 4263148 135948 Average: 26952927 30176555 5700445 17.46 2688 3519187 2911675 8.64 518900 4632167 152591 07:32:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM eth0 479.75 355.12 6224.11 61.94 0.00 0.00 0.00 0.00 07:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM lo 1.38 1.38 0.17 0.17 0.00 0.00 0.00 0.00 07:34:01 AM eth0 1621.76 399.22 7190.31 35.41 0.00 0.00 0.00 0.00 07:34:01 AM docker0 0.60 0.92 0.09 0.11 0.00 0.00 0.00 0.00 07:34:01 AM veth9a9f461 0.60 0.95 0.10 0.11 0.00 0.00 0.00 0.00 07:35:01 AM lo 11.48 11.48 1.18 1.18 0.00 0.00 0.00 0.00 07:35:01 AM eth0 210.58 194.62 1729.16 1274.46 0.00 0.00 0.00 0.00 07:35:01 AM docker0 4.23 5.03 0.56 0.58 0.00 0.00 0.00 0.00 Average: lo 4.29 4.29 0.45 0.45 0.00 0.00 0.00 0.00 Average: eth0 770.71 316.32 5047.80 457.29 0.00 0.00 0.00 0.00 Average: docker0 1.61 1.98 0.22 0.23 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) 06/15/2026 _x86_64_ (8 CPU) 07:30:57 LINUX RESTART (8 CPU) 07:32:01 AM CPU %user %nice %system %iowait %steal %idle 07:33:01 AM all 20.18 0.00 1.72 0.84 0.08 77.18 07:33:01 AM 0 9.11 0.00 1.09 0.30 0.07 89.44 07:33:01 AM 1 17.94 0.00 2.01 0.90 0.08 79.06 07:33:01 AM 2 29.71 0.00 3.10 1.12 0.10 65.97 07:33:01 AM 3 19.48 0.00 1.14 0.33 0.08 78.96 07:33:01 AM 4 19.21 0.00 2.02 1.91 0.08 76.78 07:33:01 AM 5 23.51 0.00 1.49 1.04 0.07 73.90 07:33:01 AM 6 31.49 0.00 1.54 0.72 0.08 66.16 07:33:01 AM 7 10.99 0.00 1.37 0.44 0.07 87.13 07:34:01 AM all 28.79 0.25 2.51 0.77 0.10 67.57 07:34:01 AM 0 33.54 0.00 2.44 0.66 0.10 63.27 07:34:01 AM 1 40.15 0.07 3.06 1.41 0.12 55.20 07:34:01 AM 2 28.89 0.00 3.57 1.75 0.08 65.71 07:34:01 AM 3 25.65 1.25 2.24 0.61 0.10 70.16 07:34:01 AM 4 29.51 0.02 2.51 0.72 0.12 67.12 07:34:01 AM 5 29.93 0.66 2.23 0.13 0.10 66.95 07:34:01 AM 6 29.52 0.00 2.23 0.13 0.10 68.02 07:34:01 AM 7 13.11 0.03 1.79 0.78 0.08 84.21 07:35:01 AM all 20.52 0.06 2.15 0.69 0.08 76.49 07:35:01 AM 0 23.41 0.00 1.36 0.22 0.08 74.93 07:35:01 AM 1 13.38 0.02 2.96 1.89 0.08 81.66 07:35:01 AM 2 17.29 0.02 3.79 2.65 0.10 76.15 07:35:01 AM 3 19.73 0.37 2.01 0.37 0.07 77.46 07:35:01 AM 4 20.32 0.00 2.06 0.15 0.08 77.38 07:35:01 AM 5 24.65 0.05 1.79 0.10 0.08 73.33 07:35:01 AM 6 31.09 0.02 1.64 0.05 0.08 67.12 07:35:01 AM 7 14.23 0.00 1.63 0.13 0.07 83.95 Average: all 23.15 0.10 2.13 0.77 0.09 73.76 Average: 0 21.99 0.00 1.63 0.39 0.08 75.91 Average: 1 23.81 0.03 2.68 1.40 0.09 71.99 Average: 2 25.30 0.01 3.49 1.84 0.10 69.27 Average: 3 21.61 0.54 1.79 0.44 0.08 75.54 Average: 4 23.00 0.01 2.20 0.93 0.10 73.78 Average: 5 26.02 0.23 1.83 0.42 0.08 71.40 Average: 6 30.71 0.01 1.80 0.30 0.09 67.10 Average: 7 12.78 0.01 1.59 0.45 0.07 85.10