---> uname -a: Linux prd-centos8-docker-8c-8g-14519.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 1065 26376 19 4446 30354 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:4b:92:1e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.68/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86138sec preferred_lft 86138sec inet6 fe80::f816:3eff:fe4b:921e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b8:36:d6:30 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:b8ff:fe36:d630/64 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) 08/23/2026 _x86_64_ (8 CPU) 02:29:02 LINUX RESTART (8 CPU) 02:30:01 AM tps rtps wtps bread/s bwrtn/s 02:31:01 AM 269.48 16.74 252.73 3302.90 16555.55 02:32:01 AM 171.79 7.20 164.60 1695.70 40239.90 02:33:01 AM 89.64 13.20 76.44 4920.09 25363.28 Average: 176.97 12.38 164.59 3306.23 27386.24 02:30:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:31:01 AM 28664204 30933260 3989160 12.22 2688 2580368 1672080 4.96 198792 3301404 280188 02:32:01 AM 26009112 29212400 6644252 20.35 2688 3496480 5126728 15.21 354964 5708868 316 02:33:01 AM 27075492 31149208 5577872 17.08 2688 4361256 1465992 4.35 877392 4128424 5980 Average: 27249603 30431623 5403761 16.55 2688 3479368 2754933 8.17 477049 4379565 95495 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 459.55 343.15 5557.68 64.17 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 0.72 0.72 0.09 0.09 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1677.92 524.79 7807.88 46.03 0.00 0.00 0.00 0.00 02:32:01 AM docker0 0.30 0.48 0.05 0.05 0.00 0.00 0.00 0.00 02:32:01 AM veth0d1c97d 0.30 0.60 0.05 0.06 0.00 0.00 0.00 0.00 02:33:01 AM lo 11.11 11.11 1.18 1.18 0.00 0.00 0.00 0.00 02:33:01 AM eth0 173.04 169.71 1393.17 1258.82 0.00 0.00 0.00 0.00 02:33:01 AM docker0 4.02 4.93 0.57 0.58 0.00 0.00 0.00 0.00 Average: lo 3.94 3.94 0.42 0.42 0.00 0.00 0.00 0.00 Average: eth0 770.17 345.88 4919.58 456.34 0.00 0.00 0.00 0.00 Average: docker0 1.44 1.80 0.21 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) 08/23/2026 _x86_64_ (8 CPU) 02:29:02 LINUX RESTART (8 CPU) 02:30:01 AM CPU %user %nice %system %iowait %steal %idle 02:31:01 AM all 14.40 0.00 1.50 0.81 0.06 83.22 02:31:01 AM 0 13.89 0.00 1.91 0.97 0.07 83.17 02:31:01 AM 1 20.40 0.00 1.77 1.59 0.07 76.17 02:31:01 AM 2 13.24 0.00 1.21 0.60 0.07 84.88 02:31:01 AM 3 10.98 0.00 1.30 1.17 0.07 86.48 02:31:01 AM 4 10.53 0.00 0.95 0.22 0.05 88.25 02:31:01 AM 5 17.09 0.00 2.34 1.10 0.07 79.40 02:31:01 AM 6 15.20 0.00 1.17 0.23 0.07 83.33 02:31:01 AM 7 13.89 0.00 1.37 0.60 0.07 84.07 02:32:01 AM all 30.22 0.13 2.50 0.86 0.10 66.19 02:32:01 AM 0 23.60 0.00 2.36 0.62 0.10 73.31 02:32:01 AM 1 38.93 0.08 2.28 2.13 0.12 56.47 02:32:01 AM 2 13.43 0.03 1.67 0.79 0.08 83.99 02:32:01 AM 3 37.11 0.00 2.09 0.52 0.10 60.18 02:32:01 AM 4 24.94 0.00 2.19 0.89 0.10 71.87 02:32:01 AM 5 42.68 0.00 3.65 1.08 0.12 52.47 02:32:01 AM 6 20.13 0.00 2.08 0.71 0.08 77.00 02:32:01 AM 7 41.03 0.89 3.69 0.13 0.10 54.15 02:33:01 AM all 21.01 0.17 2.24 0.51 0.08 75.99 02:33:01 AM 0 16.90 0.00 1.49 0.30 0.07 81.24 02:33:01 AM 1 28.54 0.03 2.75 0.32 0.08 68.27 02:33:01 AM 2 28.33 0.05 2.88 0.07 0.08 68.59 02:33:01 AM 3 18.07 0.03 1.72 0.08 0.08 80.01 02:33:01 AM 4 18.45 0.05 2.13 0.10 0.07 79.21 02:33:01 AM 5 22.35 0.00 2.35 0.40 0.08 74.82 02:33:01 AM 6 14.45 0.02 1.81 0.22 0.08 83.42 02:33:01 AM 7 20.97 1.19 2.81 2.56 0.08 72.38 Average: all 21.85 0.10 2.08 0.73 0.08 75.16 Average: 0 18.11 0.00 1.92 0.63 0.08 79.26 Average: 1 29.26 0.04 2.27 1.34 0.09 67.00 Average: 2 18.35 0.03 1.92 0.49 0.08 79.14 Average: 3 22.01 0.01 1.71 0.59 0.08 75.60 Average: 4 17.95 0.02 1.76 0.40 0.07 79.80 Average: 5 27.32 0.00 2.78 0.86 0.09 68.95 Average: 6 16.58 0.01 1.68 0.39 0.08 81.27 Average: 7 25.26 0.69 2.62 1.10 0.08 70.24