---> uname -a: Linux prd-centos8-docker-8c-8g-3750.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 1067 26336 19 4484 30351 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:6f:8b:d3 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.217/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86077sec preferred_lft 86077sec inet6 fe80::f816:3eff:fe6f:8bd3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d6:ad:eb:39 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:d6ff:fead:eb39/64 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) 05/26/2026 _x86_64_ (8 CPU) 07:31:24 LINUX RESTART (8 CPU) 07:32:01 AM tps rtps wtps bread/s bwrtn/s 07:33:01 AM 141.40 14.70 126.71 3145.75 9781.94 07:34:01 AM 250.17 3.93 246.24 878.12 13276.90 07:35:01 AM 130.92 15.03 115.89 1254.12 37586.49 07:36:01 AM 180.72 5.06 175.66 4637.25 17709.76 Average: 175.80 9.68 166.12 2478.88 19589.04 07:32:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:33:01 AM 29199572 31162636 3453800 10.58 2688 2280704 2045064 6.07 157148 2837968 235888 07:34:01 AM 27649692 30018452 5003680 15.32 2688 2677780 2579072 7.65 229220 4274468 285232 07:35:01 AM 26179296 29397620 6474076 19.83 2688 3509816 5150536 15.28 444032 5456452 1672 07:36:01 AM 27008888 31119068 5644484 17.29 2688 4396460 1461636 4.34 882140 4183520 260300 Average: 27509362 30424444 5144010 15.75 2688 3216190 2809077 8.34 428135 4188102 195773 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 158.30 107.90 1698.59 27.18 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM eth0 504.00 388.79 5930.60 53.14 0.00 0.00 0.00 0.00 07:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:35:01 AM eth0 1471.69 324.53 6640.76 26.40 0.00 0.00 0.00 0.00 07:35:01 AM docker0 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 07:35:01 AM veth9cab869 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 07:36:01 AM lo 12.88 12.88 1.35 1.35 0.00 0.00 0.00 0.00 07:36:01 AM eth0 163.48 170.03 1716.55 1265.86 0.00 0.00 0.00 0.00 07:36:01 AM docker0 4.87 5.80 0.65 0.68 0.00 0.00 0.00 0.00 Average: lo 3.22 3.22 0.34 0.34 0.00 0.00 0.00 0.00 Average: eth0 574.37 247.80 3996.54 343.16 0.00 0.00 0.00 0.00 Average: docker0 1.22 1.48 0.16 0.17 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) 05/26/2026 _x86_64_ (8 CPU) 07:31:24 LINUX RESTART (8 CPU) 07:32:01 AM CPU %user %nice %system %iowait %steal %idle 07:33:01 AM all 9.39 0.00 0.99 0.97 0.08 88.58 07:33:01 AM 0 6.04 0.00 0.72 2.02 0.05 91.17 07:33:01 AM 1 17.72 0.00 1.79 2.44 0.05 78.00 07:33:01 AM 2 4.20 0.00 0.67 1.26 0.07 93.81 07:33:01 AM 3 5.61 0.00 0.50 0.25 0.33 93.31 07:33:01 AM 4 12.17 0.00 1.15 0.73 0.02 85.93 07:33:01 AM 5 18.40 0.00 1.69 0.35 0.05 79.51 07:33:01 AM 6 3.92 0.00 0.50 0.55 0.02 95.01 07:33:01 AM 7 7.05 0.00 0.90 0.13 0.03 91.88 07:34:01 AM all 21.81 0.00 1.42 3.68 0.09 73.00 07:34:01 AM 0 28.50 0.00 0.90 2.20 0.08 68.31 07:34:01 AM 1 26.74 0.00 1.31 5.22 0.08 66.65 07:34:01 AM 2 17.91 0.00 1.96 4.62 0.08 75.42 07:34:01 AM 3 13.84 0.00 1.47 3.97 0.07 80.65 07:34:01 AM 4 10.09 0.00 1.49 3.58 0.07 84.78 07:34:01 AM 5 35.53 0.00 1.68 1.63 0.12 61.04 07:34:01 AM 6 20.49 0.00 1.09 1.84 0.08 76.50 07:34:01 AM 7 21.38 0.00 1.49 6.39 0.10 70.64 07:35:01 AM all 24.15 0.30 2.60 2.78 0.11 70.06 07:35:01 AM 0 26.69 0.00 1.90 3.67 0.12 67.63 07:35:01 AM 1 29.25 0.07 4.29 7.04 0.12 59.24 07:35:01 AM 2 23.75 0.00 2.81 3.14 0.12 70.18 07:35:01 AM 3 19.73 0.00 2.36 1.16 0.12 76.62 07:35:01 AM 4 10.49 0.00 2.27 3.91 0.10 83.24 07:35:01 AM 5 33.53 2.29 2.68 2.11 0.12 59.26 07:35:01 AM 6 19.36 0.00 1.97 1.04 0.08 77.54 07:35:01 AM 7 30.45 0.02 2.51 0.19 0.10 66.73 07:36:01 AM all 21.00 0.07 2.25 1.55 0.09 75.05 07:36:01 AM 0 13.23 0.00 2.31 1.69 0.07 82.70 07:36:01 AM 1 12.33 0.05 2.57 3.71 0.08 81.26 07:36:01 AM 2 34.80 0.00 2.97 3.50 0.12 58.61 07:36:01 AM 3 17.20 0.07 2.19 0.57 0.07 79.90 07:36:01 AM 4 24.49 0.00 1.42 0.12 0.08 73.89 07:36:01 AM 5 23.91 0.40 2.75 0.08 0.10 72.75 07:36:01 AM 6 19.10 0.03 1.39 0.08 0.08 79.31 07:36:01 AM 7 22.94 0.02 2.38 2.63 0.08 71.95 Average: all 19.07 0.09 1.81 2.24 0.09 76.69 Average: 0 18.60 0.00 1.46 2.39 0.08 77.47 Average: 1 21.50 0.03 2.48 4.60 0.08 71.31 Average: 2 20.15 0.00 2.10 3.13 0.10 74.52 Average: 3 14.07 0.02 1.63 1.49 0.15 82.65 Average: 4 14.31 0.00 1.58 2.08 0.07 81.96 Average: 5 27.82 0.67 2.20 1.04 0.10 68.17 Average: 6 15.70 0.01 1.24 0.88 0.07 82.10 Average: 7 20.42 0.01 1.82 2.33 0.08 75.34