---> uname -a: Linux prd-centos8-docker-8c-8g-18187.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: 2799.996 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 1062 27064 19 3760 30363 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:72:d1:0f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.247/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:fe72:d10f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:34:b7:12:ed 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::42:34ff:feb7:12ed/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) 06/19/2026 _x86_64_ (8 CPU) 17:11:23 LINUX RESTART (8 CPU) 05:12:02 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 193.17 14.81 178.36 3278.21 10957.79 05:14:01 PM 515.53 4.78 510.75 1165.54 18871.75 05:15:01 PM 258.31 4.97 253.35 486.64 43417.74 Average: 323.05 8.15 314.90 1634.36 24491.24 05:12:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 28779820 30823336 3873552 11.86 2688 2357996 1888064 5.60 165072 3237008 270208 05:14:01 PM 27714452 30183512 4938920 15.13 2688 2774316 2228816 6.61 399716 4025232 229456 05:15:01 PM 27720296 31096204 4933076 15.11 2688 3669776 1574788 4.67 643104 3735960 166144 Average: 28071523 30701017 4581849 14.03 2688 2934029 1897223 5.63 402631 3666067 221936 05:12:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM eth0 238.24 185.21 2734.14 36.67 0.00 0.00 0.00 0.00 05:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 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 472.74 400.70 5988.97 56.04 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 556.75 465.61 6019.35 1296.30 0.00 0.00 0.00 0.00 05:15:01 PM docker0 10.85 20.31 0.71 260.11 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 423.60 351.43 4926.27 465.40 0.00 0.00 0.00 0.00 Average: docker0 3.64 6.81 0.24 87.19 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) 06/19/2026 _x86_64_ (8 CPU) 17:11:23 LINUX RESTART (8 CPU) 05:12:02 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 12.60 0.00 1.22 0.52 0.06 85.61 05:13:01 PM 0 5.66 0.00 0.61 0.17 0.08 93.48 05:13:01 PM 1 10.40 0.00 0.95 0.76 0.07 87.81 05:13:01 PM 2 29.44 0.00 1.97 0.36 0.08 68.15 05:13:01 PM 3 20.30 0.00 2.06 0.48 0.07 77.10 05:13:01 PM 4 2.52 0.00 0.82 0.66 0.03 95.97 05:13:01 PM 5 11.58 0.00 1.50 0.70 0.05 86.17 05:13:01 PM 6 5.19 0.00 0.81 0.36 0.03 93.60 05:13:01 PM 7 15.68 0.00 1.00 0.66 0.07 82.59 05:14:01 PM all 30.05 0.00 1.83 1.22 0.09 66.81 05:14:01 PM 0 36.03 0.00 1.91 0.99 0.08 60.99 05:14:01 PM 1 38.21 0.00 2.23 0.87 0.10 58.59 05:14:01 PM 2 25.43 0.00 2.68 3.51 0.08 68.30 05:14:01 PM 3 34.68 0.00 1.17 0.50 0.08 63.56 05:14:01 PM 4 25.86 0.00 1.66 0.62 0.10 71.76 05:14:01 PM 5 20.87 0.00 1.87 1.11 0.08 76.06 05:14:01 PM 6 31.53 0.00 1.59 0.96 0.10 65.82 05:14:01 PM 7 27.76 0.00 1.49 1.21 0.10 69.44 05:15:01 PM all 17.49 0.00 2.39 0.93 0.07 79.12 05:15:01 PM 0 19.24 0.00 2.45 1.04 0.07 77.21 05:15:01 PM 1 19.27 0.00 2.30 0.94 0.08 77.40 05:15:01 PM 2 16.17 0.00 2.57 1.04 0.10 80.12 05:15:01 PM 3 14.96 0.00 2.63 1.56 0.08 80.77 05:15:01 PM 4 9.59 0.00 2.18 0.64 0.07 87.52 05:15:01 PM 5 17.63 0.00 2.06 0.59 0.07 79.65 05:15:01 PM 6 21.87 0.00 2.01 0.54 0.05 75.53 05:15:01 PM 7 21.21 0.00 2.89 1.06 0.07 74.77 Average: all 20.08 0.00 1.81 0.89 0.08 77.14 Average: 0 20.38 0.00 1.66 0.73 0.08 77.15 Average: 1 22.69 0.00 1.83 0.86 0.08 74.54 Average: 2 23.66 0.00 2.41 1.64 0.09 72.20 Average: 3 23.34 0.00 1.95 0.85 0.08 73.79 Average: 4 12.70 0.00 1.56 0.64 0.07 85.03 Average: 5 16.71 0.00 1.81 0.80 0.07 80.61 Average: 6 19.59 0.00 1.48 0.62 0.06 78.25 Average: 7 21.58 0.00 1.80 0.98 0.08 75.57