---> uname -a: Linux prd-centos8-docker-8c-8g-8296.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 1052 26434 19 4403 30371 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:b1:db:82 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.210/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86126sec preferred_lft 86126sec inet6 fe80::f816:3eff:feb1:db82/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e6:4f:98:46 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:e6ff:fe4f:9846/64 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) 05/05/2026 _x86_64_ (8 CPU) 07:30:41 LINUX RESTART (8 CPU) 07:31:03 AM tps rtps wtps bread/s bwrtn/s 07:32:01 AM 264.81 17.17 247.64 5371.56 9716.22 07:33:01 AM 303.12 16.63 286.49 2600.33 15530.04 07:34:01 AM 201.00 14.06 186.94 1116.96 38426.17 07:35:01 AM 168.08 5.21 162.86 4655.78 27605.20 Average: 233.99 13.24 220.76 3419.90 22929.48 07:31:03 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:32:01 AM 29466252 31300672 3189452 9.77 2688 2154760 1407268 4.18 148000 2600688 288672 07:33:01 AM 27786724 30091464 4868980 14.91 2688 2615988 2361560 7.01 261908 4114576 294924 07:34:01 AM 26996712 30213476 5658992 17.33 2688 3511332 2283100 6.77 516564 4585512 79076 07:35:01 AM 27035184 31072372 5620520 17.21 2688 4326176 1513572 4.49 895860 4157408 14688 Average: 27821218 30669496 4834486 14.80 2688 3152064 1891375 5.61 455583 3864546 169340 07:31:03 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 520.39 316.75 2495.95 87.61 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 505.76 397.02 6119.29 54.47 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 12.88 12.88 1.35 1.35 0.00 0.00 0.00 0.00 07:34:01 AM eth0 1345.13 342.35 6484.77 39.06 0.00 0.00 0.00 0.00 07:34:01 AM docker0 4.82 5.90 0.65 0.69 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 139.77 150.63 1691.39 1258.55 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 3.25 3.25 0.34 0.34 0.00 0.00 0.00 0.00 Average: eth0 628.67 301.56 4212.15 362.21 0.00 0.00 0.00 0.00 Average: docker0 1.21 1.49 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) 05/05/2026 _x86_64_ (8 CPU) 07:30:41 LINUX RESTART (8 CPU) 07:31:03 AM CPU %user %nice %system %iowait %steal %idle 07:32:01 AM all 12.86 0.00 1.85 0.63 0.05 84.62 07:32:01 AM 0 6.09 0.00 1.61 0.31 0.05 91.94 07:32:01 AM 1 22.66 0.00 1.88 0.43 0.05 74.98 07:32:01 AM 2 12.20 0.00 1.00 0.28 0.05 86.46 07:32:01 AM 3 26.57 0.00 2.14 0.57 0.07 70.65 07:32:01 AM 4 4.94 0.00 1.19 0.29 0.03 93.54 07:32:01 AM 5 13.19 0.00 2.51 0.29 0.07 83.94 07:32:01 AM 6 12.86 0.00 2.02 0.17 0.05 84.89 07:32:01 AM 7 4.28 0.00 2.45 2.67 0.03 90.56 07:33:01 AM all 31.22 0.00 1.56 0.97 0.08 66.17 07:33:01 AM 0 35.74 0.00 1.45 0.68 0.08 62.04 07:33:01 AM 1 35.05 0.00 1.39 0.85 0.07 62.64 07:33:01 AM 2 22.46 0.00 1.57 1.15 0.10 74.71 07:33:01 AM 3 14.38 0.00 1.57 1.22 0.07 82.76 07:33:01 AM 4 27.31 0.00 1.72 1.51 0.08 69.37 07:33:01 AM 5 50.31 0.00 1.52 0.67 0.10 47.40 07:33:01 AM 6 34.12 0.00 2.13 1.46 0.08 62.22 07:33:01 AM 7 30.30 0.00 1.14 0.22 0.08 68.27 07:34:01 AM all 21.89 0.24 3.05 0.84 0.08 73.90 07:34:01 AM 0 25.16 0.00 3.77 0.44 0.08 70.55 07:34:01 AM 1 16.20 0.02 3.50 2.89 0.08 77.31 07:34:01 AM 2 24.57 0.64 3.54 0.76 0.08 70.41 07:34:01 AM 3 19.86 0.02 3.58 1.53 0.08 74.93 07:34:01 AM 4 17.22 0.03 2.05 0.37 0.08 80.24 07:34:01 AM 5 27.13 0.00 2.29 0.17 0.07 70.35 07:34:01 AM 6 18.49 1.18 3.17 0.10 0.07 77.00 07:34:01 AM 7 26.54 0.05 2.50 0.44 0.08 70.39 07:35:01 AM all 14.73 0.04 1.80 0.60 0.05 82.79 07:35:01 AM 0 18.48 0.00 1.69 0.15 0.07 79.62 07:35:01 AM 1 33.09 0.00 1.77 0.22 0.05 64.87 07:35:01 AM 2 6.33 0.00 1.47 0.89 0.07 91.25 07:35:01 AM 3 18.59 0.00 2.28 1.22 0.03 77.88 07:35:01 AM 4 9.30 0.00 1.64 1.52 0.05 87.49 07:35:01 AM 5 15.74 0.00 1.76 0.37 0.05 82.09 07:35:01 AM 6 10.69 0.33 1.57 0.22 0.05 87.14 07:35:01 AM 7 5.57 0.00 2.19 0.18 0.03 92.02 Average: all 20.23 0.07 2.06 0.76 0.07 76.81 Average: 0 21.49 0.00 2.13 0.40 0.07 75.91 Average: 1 26.80 0.00 2.13 1.10 0.06 69.90 Average: 2 16.41 0.16 1.90 0.77 0.08 80.68 Average: 3 19.80 0.00 2.39 1.14 0.06 76.60 Average: 4 14.77 0.01 1.65 0.93 0.06 82.57 Average: 5 26.71 0.00 2.01 0.38 0.07 70.82 Average: 6 19.08 0.38 2.22 0.49 0.06 77.76 Average: 7 16.77 0.01 2.06 0.86 0.06 80.23