---> uname -a: Linux prd-centos8-docker-4c-4g-2041.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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 12G 69G 15% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 1056 10831 20 3873 14354 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:7f:48:cc brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.61/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85930sec preferred_lft 85930sec inet6 fe80::f816:3eff:fe7f:48cc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:df:da:2e:73 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:dfff:feda:2e73/64 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) 11/09/2026 _x86_64_ (4 CPU) 12:27:50 LINUX RESTART (4 CPU) 12:29:01 PM tps rtps wtps bread/s bwrtn/s 12:30:01 PM 87.81 0.28 87.52 36.78 7831.47 12:31:01 PM 204.91 6.18 198.73 762.02 11960.37 12:32:01 PM 50.49 0.43 50.06 414.19 6563.60 12:33:01 PM 48.03 0.35 47.68 4.80 11795.42 12:34:01 PM 162.49 0.83 161.66 194.77 12285.94 12:35:01 PM 1114.36 94.70 1019.66 1694.50 25474.19 12:36:01 PM 71.14 24.78 46.37 544.62 3019.26 Average: 248.46 18.22 230.23 521.67 11275.55 12:29:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:01 PM 13260168 15050636 2879148 17.84 2688 2006724 1170592 6.81 141424 2377808 82648 12:31:01 PM 11660344 13843464 4478972 27.75 2688 2385460 2399932 13.96 195876 3861812 170648 12:32:01 PM 11557980 13768408 4581336 28.39 2688 2411724 2778556 16.17 208420 3941888 56 12:33:01 PM 9837556 12401872 6301760 39.05 2688 2755680 4420500 25.72 273548 5552908 964 12:34:01 PM 10540536 13953540 5598780 34.69 2688 3474308 1795280 10.45 339548 4548352 502184 12:35:01 PM 9052328 12594792 7086988 43.91 2688 3531908 1915444 11.14 390296 5759452 20 12:36:01 PM 11104472 14712576 5034844 31.20 2688 3590400 1226280 7.13 619540 3495640 7212 Average: 11001912 13760755 5137404 31.83 2688 2879458 2243798 13.05 309807 4219694 109105 12:29:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 PM eth0 77.99 51.64 969.50 8.49 0.00 0.00 0.00 0.00 12:30:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:31:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:31:01 PM eth0 305.68 251.67 3393.54 40.55 0.00 0.00 0.00 0.00 12:31:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:32:01 PM lo 0.18 0.18 0.01 0.01 0.00 0.00 0.00 0.00 12:32:01 PM eth0 10.19 7.30 98.30 2.02 0.00 0.00 0.00 0.00 12:32:01 PM docker0 0.13 0.23 0.01 0.02 0.00 0.00 0.00 0.00 12:32:01 PM veth874b48a 0.13 0.37 0.01 0.03 0.00 0.00 0.00 0.00 12:33:01 PM lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 12:33:01 PM eth0 138.00 75.57 2173.03 6.24 0.00 0.00 0.00 0.00 12:33:01 PM docker0 0.18 0.18 0.01 0.01 0.00 0.00 0.00 0.00 12:33:01 PM veth874b48a 0.15 0.20 0.01 0.01 0.00 0.00 0.00 0.00 12:33:01 PM veth54f23f3 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 12:34:01 PM lo 7.68 7.68 5.31 5.31 0.00 0.00 0.00 0.00 12:34:01 PM eth0 166.87 131.16 1722.01 22.03 0.00 0.00 0.00 0.00 12:34:01 PM docker0 3.37 3.15 4.09 0.45 0.00 0.00 0.00 0.00 12:35:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 PM eth0 4.62 3.18 58.48 0.64 0.00 0.00 0.00 0.00 12:35:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 PM eth0 23.81 19.56 53.34 7.75 0.00 0.00 0.00 0.00 12:36:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.76 0.76 0.00 0.00 0.00 0.00 Average: eth0 103.88 77.16 1209.75 12.53 0.00 0.00 0.00 0.00 Average: docker0 0.53 0.51 0.59 0.07 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) 11/09/2026 _x86_64_ (4 CPU) 12:27:50 LINUX RESTART (4 CPU) 12:29:01 PM CPU %user %nice %system %iowait %steal %idle 12:30:01 PM all 10.99 0.00 0.96 0.79 0.02 87.24 12:30:01 PM 0 17.28 0.00 1.80 1.62 0.02 79.28 12:30:01 PM 1 1.79 0.00 0.50 0.47 0.02 97.23 12:30:01 PM 2 8.73 0.00 0.53 0.52 0.02 90.20 12:30:01 PM 3 16.16 0.00 1.02 0.55 0.02 82.26 12:31:01 PM all 32.98 0.00 2.32 1.31 0.01 63.38 12:31:01 PM 0 31.03 0.00 2.56 1.87 0.00 64.54 12:31:01 PM 1 30.49 0.00 2.97 1.66 0.02 64.87 12:31:01 PM 2 35.18 0.00 1.10 0.40 0.02 63.30 12:31:01 PM 3 35.21 0.00 2.65 1.32 0.02 60.80 12:32:01 PM all 3.51 0.00 0.37 0.33 0.00 95.79 12:32:01 PM 0 3.57 0.00 0.30 0.35 0.00 95.77 12:32:01 PM 1 3.68 0.00 0.43 0.03 0.00 95.86 12:32:01 PM 2 3.14 0.00 0.33 0.45 0.00 96.07 12:32:01 PM 3 3.66 0.00 0.42 0.48 0.00 95.44 12:33:01 PM all 6.86 0.04 1.63 0.31 0.01 91.16 12:33:01 PM 0 7.21 0.00 1.51 0.05 0.02 91.21 12:33:01 PM 1 5.95 0.00 1.53 0.12 0.02 92.39 12:33:01 PM 2 6.30 0.03 1.76 0.34 0.00 91.57 12:33:01 PM 3 7.97 0.13 1.71 0.72 0.00 89.46 12:34:01 PM all 30.66 0.06 6.20 0.71 0.02 62.35 12:34:01 PM 0 26.44 0.05 5.81 0.97 0.02 66.72 12:34:01 PM 1 26.99 0.07 5.62 1.05 0.02 66.26 12:34:01 PM 2 34.07 0.10 6.26 0.24 0.02 59.32 12:34:01 PM 3 35.15 0.03 7.09 0.61 0.02 57.09 12:35:01 PM all 31.46 0.00 4.09 8.31 0.02 56.11 12:35:01 PM 0 65.83 0.00 4.65 9.88 0.03 19.60 12:35:01 PM 1 17.78 0.00 4.70 9.63 0.02 67.87 12:35:01 PM 2 21.47 0.00 3.37 7.12 0.02 68.02 12:35:01 PM 3 20.85 0.00 3.65 6.61 0.02 68.87 12:36:01 PM all 27.25 0.00 2.10 0.59 0.01 70.04 12:36:01 PM 0 17.47 0.00 1.67 0.65 0.00 80.21 12:36:01 PM 1 15.95 0.00 1.49 0.50 0.02 82.04 12:36:01 PM 2 19.50 0.00 2.19 0.97 0.00 77.34 12:36:01 PM 3 56.01 0.00 3.07 0.25 0.03 40.64 Average: all 20.51 0.01 2.52 1.76 0.01 75.18 Average: 0 24.08 0.01 2.61 2.19 0.01 71.10 Average: 1 14.64 0.01 2.46 1.92 0.01 80.96 Average: 2 18.32 0.02 2.21 1.43 0.01 78.01 Average: 3 25.00 0.02 2.79 1.51 0.01 70.66