---> uname -a: Linux prd-centos8-docker-8c-8g-9543.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 1073 26411 19 4405 30349 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:26:9c:71 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.128/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:fe26:9c71/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:0d:81:30:d1 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:dff:fe81:30d1/64 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) 05/11/2026 _x86_64_ (8 CPU) 08:30:17 LINUX RESTART (8 CPU) 08:31:01 AM tps rtps wtps bread/s bwrtn/s 08:32:01 AM 178.44 14.51 163.93 3220.26 10225.39 08:33:01 AM 231.33 4.75 226.58 1128.35 19491.90 08:34:01 AM 193.12 16.24 176.88 5448.88 29103.60 08:35:01 AM 86.80 2.77 84.04 178.74 26678.14 Average: 172.42 9.57 162.85 2494.24 21375.16 08:31:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:32:01 AM 29192936 31111856 3462776 10.60 2688 2236892 1491932 4.43 186612 2819752 180372 08:33:01 AM 27121644 29821144 5534068 16.95 2688 3007964 2661236 7.90 314336 4718492 397040 08:34:01 AM 26283836 30195444 6371876 19.51 2688 4202484 2193284 6.51 739376 5067992 632492 08:35:01 AM 27043784 31076772 5611928 17.19 2688 4321396 1518968 4.51 902440 4146400 8356 Average: 27410550 30551304 5245162 16.06 2688 3442184 1966355 5.83 535691 4188159 304565 08:31:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:32:01 AM eth0 180.06 133.94 1938.43 39.07 0.00 0.00 0.00 0.00 08:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:33:01 AM eth0 1510.16 597.20 11093.80 61.62 0.00 0.00 0.00 0.00 08:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:34:01 AM lo 12.63 12.63 1.34 1.34 0.00 0.00 0.00 0.00 08:34:01 AM eth0 336.98 138.60 2625.35 25.88 0.00 0.00 0.00 0.00 08:34:01 AM docker0 4.78 5.85 0.65 0.68 0.00 0.00 0.00 0.00 08:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:35:01 AM eth0 76.67 90.50 130.10 1254.46 0.00 0.00 0.00 0.00 08:35:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.16 3.16 0.33 0.33 0.00 0.00 0.00 0.00 Average: eth0 525.92 240.04 3946.57 345.26 0.00 0.00 0.00 0.00 Average: docker0 1.20 1.46 0.16 0.17 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) 05/11/2026 _x86_64_ (8 CPU) 08:30:17 LINUX RESTART (8 CPU) 08:31:01 AM CPU %user %nice %system %iowait %steal %idle 08:32:01 AM all 11.59 0.00 1.17 1.97 0.07 85.20 08:32:01 AM 0 13.61 0.00 1.38 2.84 0.08 82.08 08:32:01 AM 1 12.82 0.00 2.04 2.21 0.08 82.85 08:32:01 AM 2 15.23 0.00 1.29 3.63 0.05 79.80 08:32:01 AM 3 14.35 0.00 0.90 0.50 0.08 84.17 08:32:01 AM 4 8.85 0.00 0.90 0.45 0.07 89.73 08:32:01 AM 5 13.10 0.00 0.89 0.25 0.07 85.70 08:32:01 AM 6 9.02 0.00 1.14 4.57 0.07 85.21 08:32:01 AM 7 5.77 0.00 0.80 1.29 0.05 92.09 08:33:01 AM all 31.41 0.00 1.61 1.43 0.09 65.46 08:33:01 AM 0 20.83 0.00 1.26 0.49 0.08 77.34 08:33:01 AM 1 28.58 0.00 1.26 3.79 0.08 66.29 08:33:01 AM 2 38.10 0.00 2.25 1.73 0.10 57.81 08:33:01 AM 3 43.71 0.00 2.32 1.63 0.10 52.24 08:33:01 AM 4 31.48 0.00 1.41 0.87 0.10 66.14 08:33:01 AM 5 22.26 0.00 1.66 1.04 0.08 74.96 08:33:01 AM 6 35.60 0.00 1.48 1.37 0.10 61.45 08:33:01 AM 7 30.71 0.00 1.25 0.53 0.10 67.40 08:34:01 AM all 21.50 0.31 3.51 1.93 0.09 72.66 08:34:01 AM 0 27.75 0.05 2.32 0.12 0.12 69.65 08:34:01 AM 1 21.13 1.85 4.12 3.92 0.10 68.87 08:34:01 AM 2 23.20 0.00 4.40 2.31 0.10 69.99 08:34:01 AM 3 14.03 0.08 4.37 2.24 0.10 79.18 08:34:01 AM 4 17.08 0.42 2.59 0.72 0.08 79.09 08:34:01 AM 5 22.03 0.02 3.61 1.43 0.08 72.83 08:34:01 AM 6 21.26 0.00 2.94 0.08 0.08 75.63 08:34:01 AM 7 25.48 0.03 3.72 4.64 0.07 66.06 08:35:01 AM all 13.51 0.00 1.35 1.43 0.06 83.65 08:35:01 AM 0 13.16 0.00 0.80 0.02 0.05 85.97 08:35:01 AM 1 21.82 0.00 1.70 4.34 0.07 72.06 08:35:01 AM 2 15.12 0.00 1.42 1.90 0.07 81.49 08:35:01 AM 3 16.84 0.00 1.45 1.99 0.07 79.65 08:35:01 AM 4 2.07 0.00 1.03 0.48 0.07 96.34 08:35:01 AM 5 7.48 0.00 1.27 1.26 0.05 89.94 08:35:01 AM 6 18.87 0.00 1.90 1.25 0.07 77.91 08:35:01 AM 7 12.71 0.00 1.24 0.18 0.05 85.82 Average: all 19.49 0.08 1.91 1.69 0.08 76.76 Average: 0 18.82 0.01 1.44 0.87 0.08 78.77 Average: 1 21.08 0.46 2.28 3.56 0.08 72.53 Average: 2 22.89 0.00 2.34 2.39 0.08 72.30 Average: 3 22.22 0.02 2.25 1.59 0.09 73.82 Average: 4 14.85 0.10 1.48 0.63 0.08 82.85 Average: 5 16.20 0.00 1.86 0.99 0.07 80.87 Average: 6 21.17 0.00 1.86 1.82 0.08 75.06 Average: 7 18.66 0.01 1.75 1.66 0.07 77.86