---> uname -a: Linux prd-centos8-docker-8c-8g-65.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: 2799.996 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 1058 26469 19 4362 30366 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:3f:ad:d9 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.33/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86106sec preferred_lft 86106sec inet6 fe80::f816:3eff:fe3f:add9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:87:e4:78:b8 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::42:87ff:fee4:78b8/64 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) 05/16/2026 _x86_64_ (8 CPU) 02:28:25 LINUX RESTART (8 CPU) 02:29:02 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 212.98 17.06 195.92 3254.49 10771.62 02:31:01 AM 191.52 4.02 187.50 1108.56 18747.75 02:32:01 AM 99.03 12.55 86.49 1007.93 40527.66 02:33:01 AM 90.64 5.23 85.40 4665.38 22020.26 Average: 148.27 9.68 138.59 2505.97 23068.04 02:29:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29025076 30982688 3630628 11.12 2688 2274636 1703184 5.05 193672 2972800 218460 02:31:01 AM 27171596 29847740 5484108 16.79 2688 2987428 2619608 7.77 272952 4715972 389744 02:32:01 AM 26286800 29415612 6368904 19.50 2688 3423760 4027056 11.95 454816 5353368 152 02:33:01 AM 27108284 31098108 5547420 16.99 2688 4279996 1530436 4.54 886760 4098148 119856 Average: 27397939 30336037 5257765 16.10 2688 3241455 2470071 7.33 452050 4285072 182053 02:29:02 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 233.12 181.53 2631.74 47.38 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 1853.87 671.73 11289.62 62.67 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 3.45 3.45 0.39 0.39 0.00 0.00 0.00 0.00 02:32:01 AM eth0 44.75 23.74 78.43 4.95 0.00 0.00 0.00 0.00 02:32:01 AM docker0 1.45 1.92 0.20 0.22 0.00 0.00 0.00 0.00 02:32:01 AM veth3678363 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 02:33:01 AM lo 8.36 8.36 0.87 0.87 0.00 0.00 0.00 0.00 02:33:01 AM eth0 140.77 149.45 1387.79 1253.45 0.00 0.00 0.00 0.00 02:33:01 AM docker0 2.83 3.43 0.41 0.40 0.00 0.00 0.00 0.00 Average: lo 2.97 2.97 0.32 0.32 0.00 0.00 0.00 0.00 Average: eth0 569.53 256.93 3851.98 343.34 0.00 0.00 0.00 0.00 Average: docker0 1.07 1.34 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) 05/16/2026 _x86_64_ (8 CPU) 02:28:25 LINUX RESTART (8 CPU) 02:29:02 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 15.03 0.00 1.44 0.64 0.07 82.83 02:30:01 AM 0 9.95 0.00 0.88 0.51 0.08 88.57 02:30:01 AM 1 15.29 0.00 1.62 1.12 0.07 81.91 02:30:01 AM 2 11.15 0.00 1.16 0.25 0.07 87.37 02:30:01 AM 3 9.35 0.00 1.12 0.92 0.07 88.55 02:30:01 AM 4 20.65 0.00 1.68 0.93 0.05 76.69 02:30:01 AM 5 34.13 0.00 2.91 0.39 0.07 62.50 02:30:01 AM 6 4.33 0.00 0.95 0.55 0.07 94.10 02:30:01 AM 7 15.33 0.00 1.19 0.44 0.05 82.99 02:31:01 AM all 27.82 0.00 1.49 0.62 0.08 69.99 02:31:01 AM 0 30.82 0.00 1.54 0.34 0.08 67.22 02:31:01 AM 1 27.26 0.00 1.59 1.61 0.08 69.46 02:31:01 AM 2 24.32 0.00 1.73 0.72 0.08 73.14 02:31:01 AM 3 34.97 0.00 1.64 0.59 0.08 62.72 02:31:01 AM 4 9.43 0.00 0.97 0.69 0.08 88.82 02:31:01 AM 5 36.66 0.00 1.26 0.13 0.07 61.88 02:31:01 AM 6 24.94 0.00 1.19 0.32 0.08 73.47 02:31:01 AM 7 34.12 0.00 1.98 0.55 0.08 63.26 02:32:01 AM all 6.83 0.23 1.84 0.69 0.06 90.35 02:32:01 AM 0 5.21 0.00 1.41 0.03 0.07 93.28 02:32:01 AM 1 7.14 0.00 1.98 2.50 0.07 88.31 02:32:01 AM 2 5.51 0.02 1.98 0.81 0.05 91.64 02:32:01 AM 3 10.24 0.00 2.06 0.75 0.05 86.90 02:32:01 AM 4 6.10 1.71 2.55 0.65 0.05 88.94 02:32:01 AM 5 7.27 0.07 1.51 0.17 0.05 90.94 02:32:01 AM 6 7.14 0.00 1.36 0.00 0.03 91.47 02:32:01 AM 7 6.08 0.02 1.90 0.59 0.10 91.32 02:33:01 AM all 18.67 0.06 2.12 0.39 0.07 78.70 02:33:01 AM 0 8.20 0.37 1.98 0.07 0.08 89.30 02:33:01 AM 1 15.40 0.03 1.82 0.59 0.07 82.09 02:33:01 AM 2 16.66 0.00 2.43 0.67 0.08 80.16 02:33:01 AM 3 26.89 0.00 2.31 1.02 0.08 69.70 02:33:01 AM 4 26.75 0.00 2.89 0.13 0.07 70.16 02:33:01 AM 5 17.95 0.00 2.28 0.10 0.07 79.61 02:33:01 AM 6 22.41 0.03 1.55 0.50 0.05 75.46 02:33:01 AM 7 15.05 0.03 1.69 0.03 0.07 83.13 Average: all 17.09 0.07 1.72 0.58 0.07 80.46 Average: 0 13.55 0.09 1.45 0.24 0.08 84.58 Average: 1 16.27 0.01 1.75 1.45 0.07 80.44 Average: 2 14.42 0.00 1.83 0.61 0.07 83.07 Average: 3 20.40 0.00 1.79 0.82 0.07 76.92 Average: 4 15.72 0.43 2.03 0.60 0.06 81.16 Average: 5 23.97 0.02 1.98 0.20 0.06 73.77 Average: 6 14.75 0.01 1.27 0.34 0.06 83.58 Average: 7 17.65 0.01 1.69 0.40 0.08 80.17