---> uname -a: Linux prd-centos8-docker-8c-8g-5375.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1053 27072 19 3762 30372 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:fd:77:6c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.0/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86148sec preferred_lft 86148sec inet6 fe80::f816:3eff:fefd:776c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ab:85:61:6b 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:abff:fe85:616b/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) 07/05/2026 _x86_64_ (8 CPU) 17:11:59 LINUX RESTART (8 CPU) 05:13:01 PM tps rtps wtps bread/s bwrtn/s 05:14:01 PM 494.47 14.81 479.66 3124.69 19069.73 05:15:01 PM 305.55 7.25 298.30 1612.93 39708.78 05:16:01 PM 116.51 3.10 113.41 133.96 17036.17 Average: 305.51 8.39 297.12 1623.86 25271.56 05:13:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:14:01 PM 28527568 30715552 4125804 12.64 2688 2496808 1838048 5.45 211612 3413480 176316 05:15:01 PM 26622200 29805452 6031172 18.47 2688 3481364 2827836 8.39 498800 4984128 260 05:16:01 PM 27722676 31101552 4930696 15.10 2688 3672324 1532880 4.55 830824 3545828 7624 Average: 27624148 30540852 5029224 15.40 2688 3216832 2066255 6.13 513745 3981145 61400 05:13:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 385.49 331.69 4058.88 59.67 0.00 0.00 0.00 0.00 05:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM eth0 571.28 446.62 9395.74 55.06 0.00 0.00 0.00 0.00 05:15:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM vethe0fe27e 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM veth29e1537 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM eth0 251.00 266.73 491.77 2373.05 0.00 0.00 0.00 0.00 05:16:01 PM docker0 6.16 13.16 0.48 260.05 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 402.59 348.34 4648.80 829.26 0.00 0.00 0.00 0.00 Average: docker0 2.05 4.39 0.16 86.68 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) 07/05/2026 _x86_64_ (8 CPU) 17:11:59 LINUX RESTART (8 CPU) 05:13:01 PM CPU %user %nice %system %iowait %steal %idle 05:14:01 PM all 17.09 0.00 1.50 1.16 0.07 80.18 05:14:01 PM 0 14.70 0.00 1.55 1.14 0.08 82.53 05:14:01 PM 1 14.23 0.00 2.09 2.93 0.08 80.67 05:14:01 PM 2 20.03 0.00 0.70 0.42 0.07 78.78 05:14:01 PM 3 14.83 0.00 0.99 0.94 0.07 83.18 05:14:01 PM 4 16.42 0.00 1.34 0.57 0.07 81.61 05:14:01 PM 5 22.26 0.00 2.83 1.76 0.08 73.07 05:14:01 PM 6 12.05 0.00 1.44 0.90 0.07 85.54 05:14:01 PM 7 22.18 0.00 1.10 0.60 0.07 76.05 05:15:01 PM all 30.78 0.00 1.94 1.07 0.09 66.12 05:15:01 PM 0 18.18 0.00 1.65 0.35 0.08 79.74 05:15:01 PM 1 32.94 0.00 2.33 1.65 0.08 63.00 05:15:01 PM 2 34.95 0.00 1.76 1.11 0.10 62.08 05:15:01 PM 3 27.80 0.00 1.41 1.11 0.08 69.60 05:15:01 PM 4 38.73 0.00 2.65 2.20 0.10 56.32 05:15:01 PM 5 35.47 0.00 1.95 0.70 0.07 61.81 05:15:01 PM 6 18.58 0.00 1.70 0.37 0.08 79.27 05:15:01 PM 7 39.57 0.00 2.04 1.09 0.08 57.21 05:16:01 PM all 11.27 0.00 1.85 0.26 0.05 86.57 05:16:01 PM 0 8.84 0.00 2.09 0.49 0.05 88.53 05:16:01 PM 1 6.85 0.00 1.41 0.18 0.05 91.51 05:16:01 PM 2 10.30 0.00 1.66 0.17 0.07 87.81 05:16:01 PM 3 9.86 0.00 1.66 0.37 0.07 88.05 05:16:01 PM 4 5.81 0.00 1.47 0.12 0.05 92.55 05:16:01 PM 5 17.66 0.00 2.32 0.25 0.05 79.72 05:16:01 PM 6 19.70 0.00 1.76 0.17 0.05 78.33 05:16:01 PM 7 11.13 0.00 2.43 0.34 0.05 86.06 Average: all 19.70 0.00 1.76 0.83 0.07 77.63 Average: 0 13.90 0.00 1.76 0.66 0.07 83.60 Average: 1 17.99 0.00 1.94 1.59 0.07 78.41 Average: 2 21.75 0.00 1.37 0.56 0.08 76.23 Average: 3 17.49 0.00 1.35 0.80 0.07 80.29 Average: 4 20.31 0.00 1.82 0.96 0.07 76.84 Average: 5 25.12 0.00 2.37 0.90 0.07 71.54 Average: 6 16.77 0.00 1.63 0.48 0.07 81.05 Average: 7 24.29 0.00 1.86 0.67 0.07 73.11