---> uname -a: Linux prd-centos8-docker-8c-8g-9835.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 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: 31890 1051 27078 19 3759 30375 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:9d:2b:f7 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.52/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86075sec preferred_lft 86075sec inet6 fe80::f816:3eff:fe9d:2bf7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:34:54:4b:42 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:fe54:4b42/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 05/12/2026 _x86_64_ (8 CPU) 03:37:25 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 229.78 10.43 219.35 1458.16 7537.48 03:40:01 AM 231.89 14.43 217.46 3117.09 12514.40 03:41:01 AM 314.13 5.57 308.57 1232.33 11260.57 03:42:01 AM 250.77 2.98 247.79 451.91 44265.65 Average: 256.64 8.35 248.29 1564.84 18896.37 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29593692 31266068 3062020 9.38 2688 1996892 1455264 4.32 139988 2498852 171192 03:40:01 AM 28751840 30800728 3903872 11.95 2688 2362048 1865288 5.53 202532 3221652 144000 03:41:01 AM 27753168 30129972 4902544 15.01 2688 2683852 2240260 6.65 396724 4000104 171992 03:42:01 AM 27792072 31155184 4863640 14.89 2688 3656540 1485076 4.41 655760 3653212 126260 Average: 28472693 30837988 4183019 12.81 2688 2674833 1761472 5.23 348751 3343455 153361 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 386.02 233.94 1530.37 53.76 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 284.69 248.15 2938.45 53.07 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 336.09 277.24 4475.24 38.59 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 600.72 482.83 7080.04 1366.97 0.00 0.00 0.00 0.00 03:42:01 AM docker0 10.04 13.04 0.58 308.26 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 401.89 310.55 4006.24 378.17 0.00 0.00 0.00 0.00 Average: docker0 2.51 3.26 0.14 77.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 05/12/2026 _x86_64_ (8 CPU) 03:37:25 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 9.56 0.00 1.21 0.55 0.05 88.63 03:39:01 AM 0 3.21 0.00 0.63 0.08 0.05 96.02 03:39:01 AM 1 24.91 0.00 2.05 0.62 0.05 72.37 03:39:01 AM 2 13.93 0.00 1.52 0.43 0.05 84.06 03:39:01 AM 3 7.00 0.00 0.75 0.13 0.05 92.06 03:39:01 AM 4 2.96 0.00 0.53 0.02 0.05 96.44 03:39:01 AM 5 13.43 0.00 1.89 0.57 0.05 84.06 03:39:01 AM 6 7.74 0.00 0.74 0.27 0.05 91.21 03:39:01 AM 7 3.29 0.00 1.53 2.27 0.08 92.83 03:40:01 AM all 13.72 0.00 1.24 0.94 0.09 83.99 03:40:01 AM 0 13.22 0.00 1.29 1.57 0.08 83.84 03:40:01 AM 1 9.87 0.00 1.15 0.64 0.10 88.24 03:40:01 AM 2 19.15 0.00 1.44 1.24 0.12 78.06 03:40:01 AM 3 11.95 0.00 1.19 0.48 0.08 86.29 03:40:01 AM 4 6.44 0.00 0.72 0.50 0.10 92.24 03:40:01 AM 5 20.79 0.00 1.81 0.87 0.10 76.43 03:40:01 AM 6 17.18 0.00 1.25 1.09 0.08 80.39 03:40:01 AM 7 11.18 0.00 1.10 1.17 0.08 86.46 03:41:01 AM all 24.76 0.00 1.46 4.43 0.10 69.25 03:41:01 AM 0 19.25 0.00 1.51 0.55 0.10 78.59 03:41:01 AM 1 32.04 0.00 1.66 4.25 0.10 61.94 03:41:01 AM 2 28.78 0.00 1.76 10.34 0.12 59.00 03:41:01 AM 3 12.52 0.00 1.85 5.35 0.10 80.18 03:41:01 AM 4 35.66 0.00 1.48 3.39 0.12 59.36 03:41:01 AM 5 9.73 0.00 1.04 8.26 0.08 80.88 03:41:01 AM 6 34.31 0.00 1.34 2.87 0.10 61.37 03:41:01 AM 7 25.79 0.00 1.02 0.47 0.08 72.64 03:42:01 AM all 15.68 0.00 3.09 2.21 0.10 78.93 03:42:01 AM 0 7.95 0.00 2.85 0.72 0.08 88.40 03:42:01 AM 1 18.71 0.00 3.88 4.42 0.10 72.88 03:42:01 AM 2 19.93 0.00 3.11 1.18 0.10 75.68 03:42:01 AM 3 14.78 0.00 3.64 5.09 0.10 76.39 03:42:01 AM 4 18.68 0.00 2.93 1.70 0.10 76.58 03:42:01 AM 5 7.90 0.00 2.40 0.64 0.08 88.97 03:42:01 AM 6 20.39 0.00 2.45 2.18 0.10 74.88 03:42:01 AM 7 17.13 0.00 3.42 1.75 0.10 77.60 Average: all 15.93 0.00 1.75 2.03 0.09 80.21 Average: 0 10.90 0.00 1.57 0.73 0.08 86.72 Average: 1 21.39 0.00 2.19 2.48 0.09 73.86 Average: 2 20.44 0.00 1.96 3.29 0.10 74.21 Average: 3 11.56 0.00 1.86 2.76 0.08 83.74 Average: 4 15.91 0.00 1.41 1.40 0.09 81.18 Average: 5 12.97 0.00 1.79 2.58 0.08 82.58 Average: 6 19.89 0.00 1.44 1.60 0.08 76.99 Average: 7 14.36 0.00 1.76 1.41 0.09 82.38