---> uname -a: Linux prd-centos8-docker-8c-8g-12587.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 1076 26355 19 4456 30343 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:aa:62 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.116/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86102sec preferred_lft 86102sec inet6 fe80::f816:3eff:feeb:aa62/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e9:40:0a:34 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:e9ff:fe40:a34/64 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) 07/14/2026 _x86_64_ (8 CPU) 02:29:16 LINUX RESTART (8 CPU) 02:30:01 AM tps rtps wtps bread/s bwrtn/s 02:31:01 AM 168.86 14.68 154.18 3220.93 10929.61 02:32:01 AM 226.23 4.45 221.78 895.32 19087.97 02:33:01 AM 124.88 14.37 110.51 1195.47 30818.71 02:34:01 AM 91.17 3.75 87.42 4684.57 25919.81 Average: 152.78 9.31 143.46 2498.92 21690.65 02:30:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:31:01 AM 29153280 31158048 3500092 10.72 2688 2320896 2013408 5.97 185924 2849104 236548 02:32:01 AM 27794720 30180260 4858652 14.88 2688 2694560 2303124 6.83 255636 4104236 84088 02:33:01 AM 26960508 30184972 5692864 17.43 2688 3516772 2312932 6.86 456288 4668044 4212 02:34:01 AM 27009092 31091884 5644280 17.29 2688 4369616 1492060 4.43 884596 4180028 7620 Average: 27729400 30653791 4923972 15.08 2688 3225461 2030381 6.02 445611 3950353 83117 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 170.93 118.71 2090.66 32.08 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 451.22 349.84 5584.34 44.53 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 11.87 11.87 1.26 1.26 0.00 0.00 0.00 0.00 02:33:01 AM eth0 1426.69 361.26 6472.76 37.14 0.00 0.00 0.00 0.00 02:33:01 AM docker0 4.28 5.38 0.61 0.62 0.00 0.00 0.00 0.00 02:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:34:01 AM eth0 124.81 136.22 1371.16 1247.16 0.00 0.00 0.00 0.00 02:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.97 2.97 0.32 0.32 0.00 0.00 0.00 0.00 Average: eth0 543.56 241.52 3880.09 340.19 0.00 0.00 0.00 0.00 Average: docker0 1.07 1.35 0.15 0.16 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) 07/14/2026 _x86_64_ (8 CPU) 02:29:16 LINUX RESTART (8 CPU) 02:30:01 AM CPU %user %nice %system %iowait %steal %idle 02:31:01 AM all 12.37 0.00 1.26 0.54 0.06 85.77 02:31:01 AM 0 6.22 0.00 0.99 0.95 0.07 91.78 02:31:01 AM 1 12.37 0.00 1.22 0.40 0.05 85.95 02:31:01 AM 2 9.78 0.00 1.00 0.43 0.05 88.74 02:31:01 AM 3 28.50 0.00 2.37 0.53 0.07 68.53 02:31:01 AM 4 6.78 0.00 0.99 0.08 0.07 92.08 02:31:01 AM 5 13.26 0.00 0.92 0.40 0.05 85.37 02:31:01 AM 6 16.04 0.00 1.59 0.40 0.05 81.93 02:31:01 AM 7 5.98 0.00 1.04 1.12 0.05 91.82 02:32:01 AM all 27.48 0.00 1.31 1.01 0.09 70.11 02:32:01 AM 0 24.97 0.00 0.87 0.07 0.07 74.03 02:32:01 AM 1 27.23 0.00 1.32 0.59 0.10 70.76 02:32:01 AM 2 21.94 0.00 1.44 1.06 0.08 75.48 02:32:01 AM 3 22.64 0.00 1.27 1.59 0.10 74.40 02:32:01 AM 4 24.88 0.00 2.05 2.10 0.10 70.87 02:32:01 AM 5 25.36 0.00 1.37 0.42 0.08 72.77 02:32:01 AM 6 26.52 0.00 0.84 1.47 0.07 71.11 02:32:01 AM 7 46.32 0.00 1.30 0.82 0.10 51.46 02:33:01 AM all 19.79 0.30 3.24 0.98 0.11 75.59 02:33:01 AM 0 19.87 0.00 2.49 1.25 0.12 76.27 02:33:01 AM 1 27.93 0.00 4.10 0.83 0.12 67.03 02:33:01 AM 2 16.46 0.05 3.21 2.20 0.10 77.98 02:33:01 AM 3 18.61 2.19 3.20 0.42 0.08 75.49 02:33:01 AM 4 13.38 0.03 2.89 1.76 0.10 81.84 02:33:01 AM 5 19.26 0.07 3.62 0.17 0.12 76.76 02:33:01 AM 6 24.20 0.00 3.60 1.02 0.10 71.08 02:33:01 AM 7 18.62 0.03 2.83 0.20 0.10 78.22 02:34:01 AM all 15.22 0.04 1.62 0.89 0.06 82.17 02:34:01 AM 0 11.05 0.00 1.15 0.00 0.07 87.73 02:34:01 AM 1 15.55 0.00 1.20 0.55 0.07 82.62 02:34:01 AM 2 19.36 0.00 1.74 1.30 0.07 77.53 02:34:01 AM 3 22.03 0.00 2.20 0.23 0.07 75.47 02:34:01 AM 4 12.40 0.00 1.64 2.98 0.05 82.94 02:34:01 AM 5 16.04 0.00 1.98 1.71 0.05 80.23 02:34:01 AM 6 19.30 0.30 1.72 0.30 0.05 78.32 02:34:01 AM 7 6.06 0.00 1.34 0.03 0.03 92.53 Average: all 18.71 0.08 1.86 0.86 0.08 78.42 Average: 0 15.52 0.00 1.37 0.57 0.08 82.46 Average: 1 20.75 0.00 1.95 0.59 0.08 76.62 Average: 2 16.88 0.01 1.84 1.25 0.08 79.94 Average: 3 22.95 0.54 2.26 0.70 0.08 73.47 Average: 4 14.35 0.01 1.89 1.73 0.08 81.94 Average: 5 18.47 0.02 1.97 0.68 0.08 78.79 Average: 6 21.50 0.08 1.93 0.80 0.07 75.63 Average: 7 19.24 0.01 1.62 0.54 0.07 78.51