---> uname -a: Linux prd-centos8-docker-8c-8g-632.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 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 1088 26349 19 4450 30331 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:5e:f0:16 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.220/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:fe5e:f016/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:dc:45:c3:1d 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:dcff:fe45:c31d/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) 07/18/2026 _x86_64_ (8 CPU) 02:28:59 LINUX RESTART (8 CPU) 02:30:01 AM tps rtps wtps bread/s bwrtn/s 02:31:01 AM 278.49 16.76 261.74 3302.48 16646.54 02:32:01 AM 175.54 16.64 158.90 2005.60 40275.89 02:33:01 AM 89.39 3.73 85.65 4678.84 25088.15 Average: 181.15 12.38 168.77 3328.97 27336.27 02:30:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:31:01 AM 28423084 30721108 4230288 12.96 2688 2608760 1874912 5.56 202508 3535620 307896 02:32:01 AM 26305144 29520492 6348228 19.44 2688 3507884 3867940 11.48 441900 5337880 1560 02:33:01 AM 27049308 31126572 5604064 17.16 2688 4364788 1422984 4.22 876768 4154620 24392 Average: 27259179 30456057 5394193 16.52 2688 3493811 2388612 7.09 507059 4342707 111283 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 506.45 379.49 6044.35 68.59 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 3.48 3.48 0.40 0.40 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1736.07 526.66 7380.24 51.88 0.00 0.00 0.00 0.00 02:32:01 AM docker0 1.45 1.92 0.20 0.22 0.00 0.00 0.00 0.00 02:32:01 AM vethcf47eca 0.00 0.05 0.00 0.00 0.00 0.00 0.00 0.00 02:33:01 AM lo 8.43 8.43 0.87 0.87 0.00 0.00 0.00 0.00 02:33:01 AM eth0 152.17 155.25 1391.07 1256.04 0.00 0.00 0.00 0.00 02:33:01 AM docker0 2.83 3.47 0.41 0.41 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 798.21 353.80 4938.61 458.81 0.00 0.00 0.00 0.00 Average: docker0 1.43 1.79 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) 07/18/2026 _x86_64_ (8 CPU) 02:28:59 LINUX RESTART (8 CPU) 02:30:01 AM CPU %user %nice %system %iowait %steal %idle 02:31:01 AM all 14.62 0.00 1.51 0.89 0.06 82.92 02:31:01 AM 0 14.04 0.00 1.82 1.64 0.07 82.43 02:31:01 AM 1 13.02 0.00 1.27 0.55 0.07 85.09 02:31:01 AM 2 17.26 0.00 1.57 0.70 0.07 80.40 02:31:01 AM 3 13.61 0.00 1.20 0.80 0.07 84.31 02:31:01 AM 4 10.60 0.00 1.41 1.02 0.05 86.92 02:31:01 AM 5 29.94 0.00 2.37 0.90 0.07 66.72 02:31:01 AM 6 8.12 0.00 1.16 1.09 0.07 89.57 02:31:01 AM 7 10.37 0.00 1.25 0.38 0.05 87.94 02:32:01 AM all 30.68 0.22 2.46 0.82 0.09 65.73 02:32:01 AM 0 34.89 0.02 2.26 0.42 0.10 62.30 02:32:01 AM 1 33.80 0.03 3.78 1.86 0.08 60.45 02:32:01 AM 2 36.48 0.00 2.65 0.81 0.10 59.96 02:32:01 AM 3 43.10 0.00 1.77 0.35 0.10 54.68 02:32:01 AM 4 21.08 1.70 2.42 2.01 0.07 72.73 02:32:01 AM 5 16.59 0.00 2.12 0.47 0.07 80.75 02:32:01 AM 6 33.52 0.00 2.49 0.47 0.10 63.42 02:32:01 AM 7 26.03 0.00 2.21 0.17 0.08 71.51 02:33:01 AM all 18.26 0.05 1.84 0.42 0.06 79.37 02:33:01 AM 0 18.12 0.00 1.76 0.55 0.07 79.51 02:33:01 AM 1 25.75 0.02 2.17 1.29 0.07 70.70 02:33:01 AM 2 13.90 0.00 2.36 0.20 0.05 83.49 02:33:01 AM 3 9.01 0.02 1.36 0.12 0.05 89.44 02:33:01 AM 4 26.23 0.35 2.34 0.22 0.08 70.78 02:33:01 AM 5 17.20 0.00 1.39 0.10 0.05 81.26 02:33:01 AM 6 21.22 0.00 1.52 0.22 0.07 76.97 02:33:01 AM 7 14.61 0.02 1.81 0.64 0.07 82.87 Average: all 21.17 0.09 1.93 0.71 0.07 76.03 Average: 0 22.31 0.01 1.95 0.87 0.08 74.79 Average: 1 24.16 0.02 2.40 1.23 0.07 72.11 Average: 2 22.51 0.00 2.19 0.57 0.07 74.66 Average: 3 21.88 0.01 1.44 0.42 0.07 76.18 Average: 4 19.31 0.68 2.05 1.08 0.07 76.81 Average: 5 21.26 0.00 1.96 0.49 0.06 76.23 Average: 6 20.93 0.00 1.72 0.59 0.08 76.68 Average: 7 16.98 0.01 1.75 0.40 0.07 80.80