---> uname -a: Linux prd-centos8-docker-8c-8g-5451.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1061 26984 19 3841 30361 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:29:5c:93 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.87/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86096sec preferred_lft 86096sec inet6 fe80::f816:3eff:fe29:5c93/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:44:ec:a5:83 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::42:44ff:feec:a583/64 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) 07/06/2026 _x86_64_ (8 CPU) 03:37:23 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 88.30 0.20 88.10 30.00 6528.18 03:40:01 AM 505.88 19.38 486.50 4308.03 17767.09 03:41:01 AM 220.01 2.38 217.63 111.43 13972.03 03:42:01 AM 176.07 3.92 172.16 507.83 42467.71 Average: 247.57 6.47 241.10 1239.37 20184.32 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29428700 31225772 3224672 9.88 2688 2116792 1469376 4.36 152956 2626588 225920 03:40:01 AM 28305600 30572528 4347772 13.31 2688 2574584 2008432 5.96 224432 3618776 173848 03:41:01 AM 26526376 29770752 6126996 18.76 2688 3539992 2807556 8.33 484996 5092548 775300 03:42:01 AM 27657672 31115364 4995700 15.30 2688 3747592 1510408 4.48 834452 3594468 24272 Average: 27979587 30671104 4673785 14.31 2688 2994740 1948943 5.78 424209 3733095 299835 03:38:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 132.66 88.67 1115.10 10.43 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 400.75 351.42 4483.46 63.23 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 513.23 398.92 9538.80 48.91 0.00 0.00 0.00 0.00 03:41:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 255.68 270.53 524.79 2336.23 0.00 0.00 0.00 0.00 03:42:01 AM docker0 10.53 13.33 0.64 309.53 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 325.59 277.39 3915.65 614.72 0.00 0.00 0.00 0.00 Average: docker0 2.63 3.33 0.16 77.39 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) 07/06/2026 _x86_64_ (8 CPU) 03:37:23 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 6.88 0.00 0.65 0.18 0.04 92.25 03:39:01 AM 0 12.53 0.00 0.67 0.17 0.05 86.58 03:39:01 AM 1 7.81 0.00 0.85 0.15 0.03 91.16 03:39:01 AM 2 0.48 0.00 0.17 0.13 0.07 99.15 03:39:01 AM 3 5.85 0.00 0.65 0.15 0.03 93.31 03:39:01 AM 4 8.02 0.00 0.72 0.17 0.03 91.06 03:39:01 AM 5 11.92 0.00 1.02 0.37 0.03 86.66 03:39:01 AM 6 6.36 0.00 0.88 0.22 0.03 92.51 03:39:01 AM 7 2.07 0.00 0.27 0.07 0.02 97.58 03:40:01 AM all 19.07 0.00 1.67 1.15 0.08 78.03 03:40:01 AM 0 12.79 0.00 1.27 0.50 0.08 85.35 03:40:01 AM 1 25.36 0.00 1.81 0.72 0.08 72.03 03:40:01 AM 2 15.41 0.00 2.31 1.88 0.08 80.32 03:40:01 AM 3 33.78 0.00 0.75 0.30 0.08 65.08 03:40:01 AM 4 15.50 0.00 1.92 1.31 0.08 81.19 03:40:01 AM 5 11.42 0.00 2.38 3.05 0.07 83.09 03:40:01 AM 6 22.43 0.00 1.71 1.05 0.08 74.72 03:40:01 AM 7 15.84 0.00 1.19 0.42 0.08 82.47 03:41:01 AM all 29.63 0.00 2.09 0.51 0.09 67.66 03:41:01 AM 0 22.99 0.00 1.51 0.34 0.08 75.08 03:41:01 AM 1 29.05 0.00 2.98 1.62 0.12 66.24 03:41:01 AM 2 35.49 0.00 2.25 0.35 0.08 61.82 03:41:01 AM 3 40.01 0.00 1.83 0.25 0.10 57.80 03:41:01 AM 4 27.08 0.00 2.15 0.54 0.08 70.14 03:41:01 AM 5 32.24 0.00 2.17 0.50 0.10 64.99 03:41:01 AM 6 32.46 0.00 2.27 0.12 0.10 65.05 03:41:01 AM 7 17.75 0.00 1.58 0.40 0.08 80.18 03:42:01 AM all 11.12 0.00 2.41 0.65 0.07 85.76 03:42:01 AM 0 7.06 0.00 1.88 1.14 0.08 89.84 03:42:01 AM 1 5.80 0.00 2.33 0.55 0.07 91.25 03:42:01 AM 2 13.38 0.00 3.23 0.55 0.08 82.75 03:42:01 AM 3 18.77 0.00 3.03 0.94 0.07 77.19 03:42:01 AM 4 11.76 0.00 2.38 0.84 0.07 84.96 03:42:01 AM 5 4.84 0.00 1.64 0.45 0.07 92.99 03:42:01 AM 6 7.62 0.00 2.09 0.15 0.05 90.09 03:42:01 AM 7 19.71 0.00 2.71 0.54 0.07 76.97 Average: all 16.66 0.00 1.70 0.62 0.07 80.94 Average: 0 13.84 0.00 1.33 0.54 0.08 84.22 Average: 1 16.99 0.00 1.99 0.76 0.08 80.19 Average: 2 16.16 0.00 1.99 0.73 0.08 81.04 Average: 3 24.58 0.00 1.56 0.41 0.07 73.37 Average: 4 15.57 0.00 1.79 0.71 0.07 81.86 Average: 5 15.09 0.00 1.80 1.09 0.07 81.95 Average: 6 17.20 0.00 1.74 0.38 0.07 80.61 Average: 7 13.83 0.00 1.44 0.36 0.06 84.32