---> uname -a: Linux prd-centos8-docker-8c-8g-35.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: 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): 0-7 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 1063 26471 19 4355 30360 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:50:ea:8f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.182/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86122sec preferred_lft 86122sec inet6 fe80::f816:3eff:fe50:ea8f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3c:6d:17:9e 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::42:3cff:fe6d:179e/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) 03/28/2026 _x86_64_ (8 CPU) 02:28:26 LINUX RESTART (8 CPU) 02:29:01 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 140.90 14.98 125.92 3130.42 9975.91 02:31:01 AM 243.69 6.15 237.55 1167.82 11615.73 02:32:01 AM 139.77 15.16 124.61 5477.64 37561.33 02:33:01 AM 86.45 2.78 83.67 190.63 25638.36 Average: 152.71 9.77 142.94 2491.67 21197.25 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29284104 31164028 3371608 10.32 2688 2199880 1592456 4.72 156416 2761392 191236 02:31:01 AM 27697472 29991488 4958240 15.18 2688 2605620 2415832 7.17 262156 4207624 290284 02:32:01 AM 26623516 30075452 6032196 18.47 2688 3746484 2394824 7.11 517544 4959920 194416 02:33:01 AM 27090012 31073200 5565700 17.04 2688 4272720 1508608 4.48 894952 4107916 8488 Average: 27673776 30576042 4981936 15.26 2688 3206176 1977930 5.87 457767 4009213 171106 02:29:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 AM eth0 130.76 95.92 1745.61 27.16 0.00 0.00 0.00 0.00 02:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM eth0 558.29 404.70 5945.34 55.08 0.00 0.00 0.00 0.00 02:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM lo 11.81 11.81 1.26 1.26 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1297.02 450.05 7638.04 44.23 0.00 0.00 0.00 0.00 02:32:01 AM docker0 4.30 5.41 0.61 0.63 0.00 0.00 0.00 0.00 02:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:33:01 AM eth0 86.29 101.50 206.70 1246.08 0.00 0.00 0.00 0.00 02:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.95 2.95 0.32 0.32 0.00 0.00 0.00 0.00 Average: eth0 518.11 263.05 3884.16 343.09 0.00 0.00 0.00 0.00 Average: docker0 1.07 1.35 0.15 0.16 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) 03/28/2026 _x86_64_ (8 CPU) 02:28:26 LINUX RESTART (8 CPU) 02:29:01 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 10.35 0.00 1.06 0.70 0.10 87.79 02:30:01 AM 0 5.17 0.00 1.05 0.53 0.05 93.19 02:30:01 AM 1 33.80 0.00 3.09 1.27 0.08 61.76 02:30:01 AM 2 11.21 0.00 0.84 0.37 0.03 87.56 02:30:01 AM 3 10.84 0.00 1.03 0.45 0.52 87.16 02:30:01 AM 4 5.54 0.00 0.57 0.93 0.02 92.94 02:30:01 AM 5 3.67 0.00 0.38 0.25 0.03 95.66 02:30:01 AM 6 7.19 0.00 0.84 0.52 0.02 91.44 02:30:01 AM 7 5.40 0.00 0.65 1.28 0.03 92.63 02:31:01 AM all 31.46 0.00 1.46 1.25 0.09 65.74 02:31:01 AM 0 31.38 0.00 2.01 1.09 0.08 65.44 02:31:01 AM 1 29.91 0.00 2.24 1.89 0.08 65.87 02:31:01 AM 2 35.21 0.00 1.25 0.54 0.10 62.90 02:31:01 AM 3 47.42 0.00 0.89 1.46 0.12 50.12 02:31:01 AM 4 27.75 0.00 1.14 0.45 0.10 70.56 02:31:01 AM 5 16.42 0.00 1.17 1.47 0.07 80.86 02:31:01 AM 6 30.14 0.00 1.59 1.96 0.10 66.22 02:31:01 AM 7 33.46 0.00 1.36 1.12 0.08 63.98 02:32:01 AM all 17.93 0.28 2.83 2.93 0.08 75.96 02:32:01 AM 0 16.73 0.00 2.55 7.36 0.08 73.28 02:32:01 AM 1 20.33 0.03 2.48 2.31 0.08 74.77 02:32:01 AM 2 19.79 0.05 2.47 2.40 0.08 75.20 02:32:01 AM 3 18.30 0.00 2.92 2.92 0.08 75.77 02:32:01 AM 4 18.02 0.00 2.78 1.15 0.07 77.99 02:32:01 AM 5 14.96 0.02 3.66 2.72 0.08 78.55 02:32:01 AM 6 18.57 2.03 2.78 2.41 0.07 74.14 02:32:01 AM 7 16.73 0.08 2.97 2.14 0.08 77.99 02:33:01 AM all 14.42 0.05 1.67 1.28 0.06 82.54 02:33:01 AM 0 10.38 0.00 1.87 1.40 0.05 86.29 02:33:01 AM 1 10.29 0.00 1.88 6.42 0.05 81.37 02:33:01 AM 2 25.23 0.00 2.13 1.31 0.08 71.25 02:33:01 AM 3 21.66 0.00 1.65 0.22 0.07 76.40 02:33:01 AM 4 11.65 0.27 1.56 0.12 0.07 86.35 02:33:01 AM 5 10.19 0.03 1.44 0.23 0.03 88.06 02:33:01 AM 6 15.77 0.07 1.59 0.32 0.05 82.21 02:33:01 AM 7 10.15 0.00 1.24 0.20 0.05 88.36 Average: all 18.53 0.08 1.75 1.54 0.08 78.03 Average: 0 15.90 0.00 1.87 2.59 0.07 79.57 Average: 1 23.58 0.01 2.42 2.97 0.08 70.94 Average: 2 22.84 0.01 1.67 1.15 0.08 74.25 Average: 3 24.55 0.00 1.62 1.26 0.20 72.37 Average: 4 15.73 0.07 1.51 0.66 0.06 81.97 Average: 5 11.30 0.01 1.66 1.17 0.05 85.81 Average: 6 17.92 0.52 1.70 1.30 0.06 78.51 Average: 7 16.42 0.02 1.55 1.19 0.06 80.76