---> uname -a: Linux prd-centos8-docker-8c-8g-4192.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 1072 26378 19 4437 30347 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:9f:0b:04 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.77/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:fe9f:b04/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c0:cf:ac: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:c0ff:fecf:ac34/64 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) 05/27/2026 _x86_64_ (8 CPU) 02:28:26 LINUX RESTART (8 CPU) 02:29:01 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 172.13 14.68 157.45 3145.48 10606.51 02:31:01 AM 226.76 6.05 220.71 1168.54 18727.44 02:32:01 AM 124.10 15.23 108.88 5442.88 30591.54 02:33:01 AM 80.12 2.80 77.32 179.41 25621.01 Average: 150.78 9.69 141.09 2484.20 21387.01 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29170904 31156416 3482468 10.66 2688 2301824 2009372 5.96 186560 2831368 230236 02:31:01 AM 27446064 29821824 5207308 15.95 2688 2684672 2556260 7.58 264948 4442600 82924 02:32:01 AM 26843380 30352568 5809992 17.79 2688 3801124 2053080 6.09 512656 4732768 171412 02:33:01 AM 27006052 31077052 5647320 17.29 2688 4357808 1477636 4.38 886096 4190196 15056 Average: 27616600 30601965 5036772 15.42 2688 3286357 2024087 6.01 462565 4049233 124907 02:29:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 AM eth0 170.16 121.14 2070.13 37.59 0.00 0.00 0.00 0.00 02:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 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 473.34 349.83 5588.01 48.13 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 12.03 12.03 1.27 1.27 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1542.93 405.11 7656.34 44.29 0.00 0.00 0.00 0.00 02:32:01 AM docker0 4.28 5.40 0.61 0.62 0.00 0.00 0.00 0.00 02:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:33:01 AM eth0 80.16 97.55 202.25 1243.43 0.00 0.00 0.00 0.00 02:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.01 3.01 0.32 0.32 0.00 0.00 0.00 0.00 Average: eth0 566.69 243.42 3879.34 343.35 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) 05/27/2026 _x86_64_ (8 CPU) 02:28:26 LINUX RESTART (8 CPU) 02:29:01 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 13.05 0.00 1.41 0.55 0.05 84.95 02:30:01 AM 0 10.64 0.00 1.44 1.02 0.05 86.85 02:30:01 AM 1 19.93 0.00 2.56 1.36 0.07 76.08 02:30:01 AM 2 17.93 0.00 1.94 0.37 0.07 79.70 02:30:01 AM 3 10.16 0.00 0.99 0.57 0.05 88.23 02:30:01 AM 4 15.45 0.00 1.25 0.40 0.05 82.85 02:30:01 AM 5 16.87 0.00 1.44 0.20 0.05 81.45 02:30:01 AM 6 5.10 0.00 0.80 0.35 0.05 93.70 02:30:01 AM 7 8.35 0.00 0.83 0.10 0.03 90.68 02:31:01 AM all 30.15 0.00 1.36 1.13 0.09 67.28 02:31:01 AM 0 37.20 0.00 1.14 1.39 0.10 60.18 02:31:01 AM 1 37.48 0.00 1.32 0.35 0.08 60.77 02:31:01 AM 2 15.43 0.00 0.90 1.20 0.08 82.38 02:31:01 AM 3 25.16 0.00 2.16 2.56 0.08 70.03 02:31:01 AM 4 31.19 0.00 1.22 1.14 0.10 66.35 02:31:01 AM 5 36.66 0.00 1.71 1.20 0.08 60.34 02:31:01 AM 6 33.05 0.00 1.44 0.72 0.07 64.72 02:31:01 AM 7 24.98 0.00 1.00 0.45 0.08 73.48 02:32:01 AM all 17.59 0.32 3.21 1.40 0.09 77.39 02:32:01 AM 0 15.80 2.36 2.98 0.24 0.08 78.54 02:32:01 AM 1 17.65 0.07 4.79 7.17 0.12 70.21 02:32:01 AM 2 18.52 0.02 3.51 0.86 0.10 76.99 02:32:01 AM 3 17.42 0.03 3.18 1.00 0.10 78.28 02:32:01 AM 4 15.83 0.00 2.67 0.32 0.08 81.10 02:32:01 AM 5 17.79 0.03 2.05 0.13 0.10 79.89 02:32:01 AM 6 14.92 0.02 3.07 0.67 0.08 81.24 02:32:01 AM 7 22.83 0.00 3.42 0.78 0.08 72.89 02:33:01 AM all 13.93 0.00 1.66 1.30 0.06 83.05 02:33:01 AM 0 17.51 0.00 1.91 0.10 0.08 80.40 02:33:01 AM 1 20.56 0.00 2.38 5.04 0.07 71.95 02:33:01 AM 2 6.35 0.00 1.09 0.54 0.07 91.96 02:33:01 AM 3 22.91 0.00 2.38 0.25 0.07 74.39 02:33:01 AM 4 12.13 0.00 1.72 2.44 0.07 83.64 02:33:01 AM 5 13.93 0.00 1.09 1.86 0.05 83.08 02:33:01 AM 6 10.36 0.00 1.46 0.05 0.03 88.10 02:33:01 AM 7 7.70 0.00 1.26 0.10 0.07 90.88 Average: all 18.68 0.08 1.91 1.09 0.07 78.17 Average: 0 20.30 0.59 1.86 0.69 0.08 76.49 Average: 1 23.92 0.02 2.76 3.47 0.08 69.75 Average: 2 14.55 0.00 1.86 0.74 0.08 82.77 Average: 3 18.91 0.01 2.17 1.09 0.08 77.74 Average: 4 18.65 0.00 1.71 1.08 0.08 78.48 Average: 5 21.31 0.01 1.57 0.85 0.07 76.19 Average: 6 15.86 0.00 1.69 0.45 0.06 81.94 Average: 7 15.95 0.00 1.62 0.36 0.07 82.00