---> uname -a: Linux prd-centos8-docker-8c-8g-1535.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 1075 26407 19 4407 30346 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:c1:d2:eb brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.205/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86104sec preferred_lft 86104sec inet6 fe80::f816:3eff:fec1:d2eb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:9d:9f:1b:b2 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::42:9dff:fe9f:1bb2/64 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) 05/20/2026 _x86_64_ (8 CPU) 07:30:23 LINUX RESTART (8 CPU) 07:31:01 AM tps rtps wtps bread/s bwrtn/s 07:32:01 AM 158.51 14.70 143.82 3222.39 10467.58 07:33:01 AM 239.02 4.60 234.42 1097.23 16608.48 07:34:01 AM 164.78 14.06 150.72 1005.53 31061.73 07:35:01 AM 219.81 5.21 214.60 4653.52 23696.43 Average: 195.53 9.64 185.89 2494.67 20458.56 07:31:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:32:01 AM 29138164 31033112 3517548 10.77 2688 2213988 1762584 5.23 157016 2904448 143080 07:33:01 AM 27395428 29706748 5260284 16.11 2688 2622200 2619680 7.77 264156 4503052 83184 07:34:01 AM 26889564 30109008 5766148 17.66 2688 3513124 2344052 6.95 515784 4692992 78708 07:35:01 AM 27038988 31072284 5616724 17.20 2688 4321136 1525876 4.53 894728 4153892 126344 Average: 27615536 30480288 5040176 15.43 2688 3167612 2063048 6.12 457921 4063596 107829 07:31:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:32:01 AM eth0 120.08 88.50 1618.03 31.55 0.00 0.00 0.00 0.00 07:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM eth0 483.09 367.14 6000.49 50.39 0.00 0.00 0.00 0.00 07:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM lo 13.05 13.05 1.36 1.36 0.00 0.00 0.00 0.00 07:34:01 AM eth0 1322.76 361.31 6486.29 41.27 0.00 0.00 0.00 0.00 07:34:01 AM docker0 4.88 6.03 0.66 0.70 0.00 0.00 0.00 0.00 07:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:35:01 AM eth0 139.29 150.62 1695.89 1258.83 0.00 0.00 0.00 0.00 07:35:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.26 3.26 0.34 0.34 0.00 0.00 0.00 0.00 Average: eth0 516.30 241.89 3950.17 345.51 0.00 0.00 0.00 0.00 Average: docker0 1.22 1.51 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) 05/20/2026 _x86_64_ (8 CPU) 07:30:23 LINUX RESTART (8 CPU) 07:31:01 AM CPU %user %nice %system %iowait %steal %idle 07:32:01 AM all 9.29 0.00 1.07 0.47 0.05 89.12 07:32:01 AM 0 15.40 0.00 1.55 0.32 0.05 82.68 07:32:01 AM 1 6.53 0.00 1.13 0.88 0.07 91.39 07:32:01 AM 2 0.99 0.00 0.50 0.52 0.07 97.93 07:32:01 AM 3 13.61 0.00 1.15 0.80 0.03 84.40 07:32:01 AM 4 7.52 0.00 0.67 0.23 0.05 91.53 07:32:01 AM 5 14.26 0.00 1.84 0.47 0.03 83.40 07:32:01 AM 6 12.25 0.00 1.05 0.17 0.03 86.50 07:32:01 AM 7 3.76 0.00 0.63 0.40 0.05 95.16 07:33:01 AM all 34.51 0.00 1.51 0.74 0.10 63.15 07:33:01 AM 0 38.74 0.00 1.52 1.15 0.10 58.48 07:33:01 AM 1 32.00 0.00 1.20 0.50 0.10 66.20 07:33:01 AM 2 30.32 0.00 1.30 0.57 0.08 67.73 07:33:01 AM 3 37.20 0.00 2.04 0.65 0.12 59.99 07:33:01 AM 4 24.80 0.00 1.82 0.50 0.07 72.81 07:33:01 AM 5 41.56 0.00 1.17 0.90 0.10 56.27 07:33:01 AM 6 33.57 0.00 1.44 0.95 0.10 63.93 07:33:01 AM 7 37.84 0.00 1.57 0.67 0.10 59.82 07:34:01 AM all 21.21 0.27 3.70 0.78 0.09 73.96 07:34:01 AM 0 20.47 0.03 3.58 0.30 0.08 75.53 07:34:01 AM 1 22.14 0.07 3.76 0.93 0.08 73.01 07:34:01 AM 2 23.10 0.00 4.00 1.94 0.08 70.87 07:34:01 AM 3 20.75 0.02 3.77 0.88 0.08 74.49 07:34:01 AM 4 16.95 1.90 4.01 0.61 0.10 76.43 07:34:01 AM 5 27.91 0.05 3.58 0.40 0.08 67.97 07:34:01 AM 6 18.55 0.02 3.56 0.14 0.08 77.65 07:34:01 AM 7 19.82 0.03 3.33 1.03 0.08 75.70 07:35:01 AM all 14.55 0.05 1.89 0.77 0.05 82.70 07:35:01 AM 0 18.52 0.00 1.94 0.79 0.07 78.69 07:35:01 AM 1 15.75 0.00 2.04 1.04 0.05 81.12 07:35:01 AM 2 17.86 0.03 1.46 0.74 0.05 79.86 07:35:01 AM 3 14.88 0.00 2.04 0.60 0.05 82.43 07:35:01 AM 4 9.67 0.33 1.87 0.35 0.05 87.72 07:35:01 AM 5 7.61 0.00 2.44 2.24 0.05 87.65 07:35:01 AM 6 17.53 0.00 1.71 0.15 0.05 80.57 07:35:01 AM 7 14.61 0.00 1.60 0.22 0.05 83.52 Average: all 19.88 0.08 2.04 0.69 0.07 77.24 Average: 0 23.28 0.01 2.14 0.64 0.08 73.85 Average: 1 19.09 0.02 2.03 0.84 0.08 77.95 Average: 2 18.06 0.01 1.81 0.94 0.07 79.11 Average: 3 21.61 0.00 2.25 0.73 0.07 75.34 Average: 4 14.73 0.56 2.09 0.42 0.07 82.14 Average: 5 22.83 0.01 2.25 1.00 0.07 73.83 Average: 6 20.47 0.00 1.94 0.35 0.07 77.17 Average: 7 19.00 0.01 1.78 0.58 0.07 78.56