---> uname -a: Linux prd-centos8-docker-8c-8g-6452.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: 2800.000 BogoMIPS: 5600.00 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 1063 26375 19 4448 30355 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:fe:6c:bd brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.136/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86099sec preferred_lft 86099sec inet6 fe80::f816:3eff:fefe:6cbd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:06:b9:3c:9e 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::42:6ff:feb9:3c9e/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) 07/08/2026 _x86_64_ (8 CPU) 02:29:07 LINUX RESTART (8 CPU) 02:30:01 AM tps rtps wtps bread/s bwrtn/s 02:31:01 AM 173.30 14.59 158.71 3218.79 9217.57 02:32:01 AM 213.88 6.07 207.82 1193.53 19836.56 02:33:01 AM 133.03 15.24 117.79 5429.15 29932.47 02:34:01 AM 79.87 1.22 78.66 112.10 25877.79 Average: 150.02 9.28 140.74 2488.63 21215.52 02:30:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:31:01 AM 29063772 31084836 3589592 10.99 2688 2336240 1569952 4.66 185928 2931860 256760 02:32:01 AM 27197812 29783364 5455552 16.71 2688 2892280 2680992 7.96 273076 4671364 250044 02:33:01 AM 26122180 30090292 6531184 20.00 2688 4257200 2855204 8.47 665420 5291792 613588 02:34:01 AM 27014296 31089436 5639068 17.27 2688 4362488 1485748 4.41 885480 4179528 8336 Average: 27349515 30511982 5303849 16.24 2688 3462052 2147974 6.37 502476 4268636 282182 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 180.45 136.79 1791.80 40.41 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 917.38 434.51 7455.00 50.71 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 11.93 11.93 1.27 1.27 0.00 0.00 0.00 0.00 02:33:01 AM eth0 1214.69 312.23 5599.55 33.96 0.00 0.00 0.00 0.00 02:33:01 AM docker0 4.30 5.41 0.61 0.63 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 64.91 79.67 69.45 1240.69 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 2.98 2.98 0.32 0.32 0.00 0.00 0.00 0.00 Average: eth0 594.34 240.79 3728.71 341.42 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) 07/08/2026 _x86_64_ (8 CPU) 02:29:07 LINUX RESTART (8 CPU) 02:30:01 AM CPU %user %nice %system %iowait %steal %idle 02:31:01 AM all 12.78 0.00 1.35 0.49 0.06 85.33 02:31:01 AM 0 4.92 0.00 0.70 0.18 0.05 94.14 02:31:01 AM 1 22.30 0.00 2.59 0.42 0.08 74.61 02:31:01 AM 2 6.83 0.00 0.79 0.30 0.07 92.01 02:31:01 AM 3 29.55 0.00 2.73 0.52 0.07 67.13 02:31:01 AM 4 11.13 0.00 1.37 0.52 0.07 86.91 02:31:01 AM 5 8.35 0.00 0.88 0.25 0.05 90.47 02:31:01 AM 6 9.70 0.00 1.00 1.17 0.05 88.07 02:31:01 AM 7 9.43 0.00 0.72 0.57 0.03 89.25 02:32:01 AM all 29.54 0.00 1.48 0.73 0.09 68.17 02:32:01 AM 0 10.58 0.00 1.29 0.69 0.08 87.36 02:32:01 AM 1 25.88 0.00 1.34 0.50 0.08 72.20 02:32:01 AM 2 39.67 0.00 1.91 0.33 0.12 57.97 02:32:01 AM 3 36.21 0.00 1.49 0.75 0.10 61.44 02:32:01 AM 4 23.52 0.00 1.44 1.39 0.08 73.57 02:32:01 AM 5 43.09 0.00 1.86 1.39 0.10 53.55 02:32:01 AM 6 30.40 0.00 1.12 0.08 0.08 68.31 02:32:01 AM 7 26.96 0.00 1.37 0.67 0.08 70.92 02:33:01 AM all 20.40 0.29 3.20 1.05 0.10 74.96 02:33:01 AM 0 14.82 0.05 2.44 0.17 0.10 82.43 02:33:01 AM 1 23.25 0.05 3.27 1.97 0.08 71.38 02:33:01 AM 2 17.01 0.41 3.81 1.08 0.10 77.59 02:33:01 AM 3 20.25 0.00 4.47 1.69 0.10 73.48 02:33:01 AM 4 18.40 1.80 2.61 0.84 0.08 76.26 02:33:01 AM 5 25.20 0.02 2.86 0.24 0.12 71.57 02:33:01 AM 6 24.67 0.00 3.22 0.15 0.08 71.87 02:33:01 AM 7 19.65 0.02 2.94 2.24 0.10 75.06 02:34:01 AM all 10.29 0.00 1.11 1.03 0.04 87.52 02:34:01 AM 0 14.24 0.00 1.10 0.20 0.05 84.41 02:34:01 AM 1 3.99 0.00 0.92 0.97 0.03 94.09 02:34:01 AM 2 6.34 0.00 1.10 2.29 0.03 90.24 02:34:01 AM 3 2.56 0.00 0.59 0.42 0.05 96.39 02:34:01 AM 4 16.39 0.00 1.50 0.57 0.05 81.49 02:34:01 AM 5 6.21 0.00 0.97 0.90 0.05 91.87 02:34:01 AM 6 16.86 0.00 1.70 1.82 0.05 79.56 02:34:01 AM 7 15.68 0.00 1.04 1.10 0.03 82.15 Average: all 18.24 0.07 1.78 0.82 0.07 79.01 Average: 0 11.14 0.01 1.38 0.31 0.07 87.09 Average: 1 18.84 0.01 2.03 0.96 0.07 78.09 Average: 2 17.46 0.10 1.90 1.00 0.08 79.46 Average: 3 22.14 0.00 2.31 0.84 0.08 74.62 Average: 4 17.36 0.45 1.73 0.83 0.07 79.57 Average: 5 20.68 0.00 1.64 0.69 0.08 76.90 Average: 6 20.40 0.00 1.76 0.81 0.07 76.97 Average: 7 17.92 0.00 1.51 1.14 0.06 79.36