---> uname -a: Linux prd-centos8-docker-8c-8g-3303.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 1065 27060 19 3762 30360 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:e2:e6:02 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.141/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:fee2:e602/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4d:01:f6:7a 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::42:4dff:fe01:f67a/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) 06/28/2026 _x86_64_ (8 CPU) 17:11:57 LINUX RESTART (8 CPU) 05:13:02 PM tps rtps wtps bread/s bwrtn/s 05:14:01 PM 244.15 14.77 229.38 3170.45 16245.41 05:15:01 PM 427.43 7.17 420.26 1274.19 13646.89 05:16:01 PM 176.00 3.35 172.65 453.12 39700.53 Average: 282.74 8.39 274.35 1624.08 23236.05 05:13:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:14:01 PM 28682200 30804088 3971172 12.16 2688 2433016 1830132 5.43 201504 3280136 136264 05:15:01 PM 27643320 30244024 5010052 15.34 2688 2902660 2153024 6.39 406300 4075616 261756 05:16:01 PM 27706776 31084468 4946596 15.15 2688 3671260 1565832 4.65 643732 3746496 166144 Average: 28010765 30710860 4642607 14.22 2688 3002312 1849663 5.49 417179 3700749 188055 05:13:02 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 286.45 248.48 3110.49 58.65 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 510.11 421.55 6829.97 55.74 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 05:16:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM eth0 385.22 358.44 4035.82 1687.16 0.00 0.00 0.00 0.00 05:16:01 PM docker0 7.53 15.30 0.55 259.98 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 394.52 343.34 4667.32 603.52 0.00 0.00 0.00 0.00 Average: docker0 2.52 5.13 0.18 87.14 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) 06/28/2026 _x86_64_ (8 CPU) 17:11:57 LINUX RESTART (8 CPU) 05:13:02 PM CPU %user %nice %system %iowait %steal %idle 05:14:01 PM all 14.11 0.00 1.19 0.89 0.07 83.74 05:14:01 PM 0 20.57 0.00 1.00 0.71 0.07 77.65 05:14:01 PM 1 18.44 0.00 1.07 0.87 0.08 79.53 05:14:01 PM 2 25.59 0.00 2.18 1.26 0.09 70.89 05:14:01 PM 3 11.23 0.00 1.22 0.78 0.07 86.70 05:14:01 PM 4 9.64 0.00 0.90 0.49 0.05 88.92 05:14:01 PM 5 7.42 0.00 1.26 1.33 0.07 89.93 05:14:01 PM 6 6.63 0.00 0.88 1.41 0.07 91.00 05:14:01 PM 7 13.39 0.00 0.99 0.27 0.07 85.29 05:15:01 PM all 25.40 0.00 1.63 1.15 0.08 71.74 05:15:01 PM 0 18.88 0.00 1.46 1.86 0.08 77.72 05:15:01 PM 1 38.18 0.00 2.03 0.82 0.08 58.89 05:15:01 PM 2 27.63 0.00 0.90 0.25 0.07 71.15 05:15:01 PM 3 26.64 0.00 1.51 1.07 0.07 70.71 05:15:01 PM 4 26.72 0.00 1.51 0.84 0.08 70.85 05:15:01 PM 5 19.38 0.00 1.29 0.37 0.08 78.87 05:15:01 PM 6 27.43 0.00 2.38 1.76 0.08 68.35 05:15:01 PM 7 18.35 0.00 1.97 2.22 0.08 77.38 05:16:01 PM all 16.94 0.00 2.43 0.97 0.07 79.58 05:16:01 PM 0 9.42 0.00 2.72 0.17 0.07 87.62 05:16:01 PM 1 12.75 0.00 2.10 0.87 0.07 84.22 05:16:01 PM 2 15.52 0.00 3.09 1.68 0.08 79.63 05:16:01 PM 3 27.96 0.00 2.52 0.96 0.07 68.50 05:16:01 PM 4 20.40 0.00 2.46 2.78 0.07 74.29 05:16:01 PM 5 22.41 0.00 2.53 0.64 0.07 74.35 05:16:01 PM 6 7.99 0.00 2.13 0.05 0.08 89.74 05:16:01 PM 7 19.09 0.00 1.89 0.60 0.07 78.34 Average: all 18.84 0.00 1.75 1.00 0.07 78.33 Average: 0 16.28 0.00 1.73 0.91 0.07 81.01 Average: 1 23.15 0.00 1.73 0.85 0.08 74.19 Average: 2 22.90 0.00 2.06 1.06 0.08 73.90 Average: 3 21.99 0.00 1.75 0.94 0.07 75.26 Average: 4 18.97 0.00 1.63 1.37 0.07 77.97 Average: 5 16.45 0.00 1.70 0.78 0.07 81.01 Average: 6 14.06 0.00 1.80 1.07 0.08 82.99 Average: 7 16.96 0.00 1.62 1.03 0.07 80.32