---> uname -a: Linux prd-centos8-docker-8c-8g-7193.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 1080 26507 19 4302 30344 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:78:a8:45 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.216/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86084sec preferred_lft 86084sec inet6 fe80::f816:3eff:fe78:a845/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:95:de:e2:6d 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::42:95ff:fede:e26d/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) 04/30/2026 _x86_64_ (8 CPU) 07:56:09 LINUX RESTART (8 CPU) 07:57:01 AM tps rtps wtps bread/s bwrtn/s 07:58:01 AM 215.60 19.73 195.87 3871.22 7744.71 07:59:01 AM 277.81 9.61 268.19 1765.01 22496.18 08:00:00 AM 122.09 14.39 107.70 1072.49 30770.68 08:00:01 AM 82.26 0.00 82.26 0.00 2484.41 08:01:01 AM 147.30 2.55 144.75 4539.15 6733.44 Average: 190.39 11.46 178.93 2803.62 16717.48 07:57:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:58:01 AM 29326112 31189112 3329600 10.20 2688 2183060 2011624 5.97 149576 2739812 288616 07:59:01 AM 27282164 29562304 5373548 16.46 2688 2592628 2826432 8.39 263052 4619780 57004 08:00:00 AM 26077824 29188576 6577888 20.14 2688 3406240 3180956 9.44 456660 5566208 1812 08:00:01 AM 26753300 29866260 5902412 18.07 2688 3409232 2602552 7.72 458944 4893092 3544 08:01:01 AM 27089584 31006176 5566128 17.04 2688 4208420 2087704 6.19 673084 4332480 506920 Average: 27305797 30162486 5349915 16.38 2688 3159916 2541854 7.54 400263 4430274 171579 07:57:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:58:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:58:01 AM eth0 296.35 186.79 2106.14 64.79 0.00 0.00 0.00 0.00 07:58:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:59:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:59:01 AM eth0 481.84 372.66 5723.64 52.77 0.00 0.00 0.00 0.00 07:59:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:00 AM lo 12.93 12.93 1.38 1.38 0.00 0.00 0.00 0.00 08:00:00 AM eth0 1334.80 303.18 6661.74 33.98 0.00 0.00 0.00 0.00 08:00:00 AM docker0 4.95 6.19 0.67 0.72 0.00 0.00 0.00 0.00 08:00:01 AM lo 10.75 10.75 0.53 0.53 0.00 0.00 0.00 0.00 08:00:01 AM eth0 231.18 220.43 557.37 68.56 0.00 0.00 0.00 0.00 08:00:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:01:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:01:01 AM eth0 91.77 84.76 1673.99 11.25 0.00 0.00 0.00 0.00 08:01:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.22 3.22 0.34 0.34 0.00 0.00 0.00 0.00 Average: eth0 542.65 236.21 3994.16 40.97 0.00 0.00 0.00 0.00 Average: docker0 1.20 1.50 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) 04/30/2026 _x86_64_ (8 CPU) 07:56:09 LINUX RESTART (8 CPU) 07:57:01 AM CPU %user %nice %system %iowait %steal %idle 07:58:01 AM all 12.56 0.00 1.50 0.83 0.06 85.05 07:58:01 AM 0 14.00 0.00 1.29 0.63 0.08 84.00 07:58:01 AM 1 24.49 0.00 2.49 0.55 0.08 72.39 07:58:01 AM 2 5.29 0.00 0.80 0.57 0.05 93.29 07:58:01 AM 3 12.12 0.00 1.27 1.35 0.05 85.20 07:58:01 AM 4 8.40 0.00 1.81 1.74 0.03 88.01 07:58:01 AM 5 13.73 0.00 0.82 0.23 0.08 85.13 07:58:01 AM 6 12.34 0.00 1.97 1.07 0.07 84.55 07:58:01 AM 7 10.04 0.00 1.57 0.45 0.05 87.88 07:59:01 AM all 32.55 0.00 1.40 2.85 0.10 63.10 07:59:01 AM 0 30.83 0.00 1.22 0.74 0.08 67.13 07:59:01 AM 1 36.67 0.00 1.35 1.87 0.12 59.99 07:59:01 AM 2 45.43 0.00 1.97 7.48 0.12 45.00 07:59:01 AM 3 37.73 0.00 1.09 1.17 0.10 59.92 07:59:01 AM 4 24.37 0.00 1.30 5.75 0.10 68.48 07:59:01 AM 5 27.91 0.00 1.49 3.56 0.10 66.93 07:59:01 AM 6 39.60 0.00 1.70 1.32 0.10 57.28 07:59:01 AM 7 17.83 0.00 1.09 0.89 0.08 80.11 08:00:00 AM all 17.25 0.31 2.99 1.82 0.10 77.55 08:00:00 AM 0 15.33 0.05 2.80 0.61 0.09 81.12 08:00:00 AM 1 17.65 0.00 2.92 2.19 0.12 77.12 08:00:00 AM 2 19.12 0.00 2.54 4.50 0.12 73.72 08:00:00 AM 3 19.74 0.07 3.58 0.12 0.09 76.40 08:00:00 AM 4 14.18 0.75 3.13 4.07 0.10 77.77 08:00:00 AM 5 15.40 1.44 2.94 2.09 0.09 78.04 08:00:00 AM 6 19.66 0.07 3.63 0.78 0.09 75.77 08:00:00 AM 7 16.87 0.07 2.35 0.19 0.09 80.44 08:00:01 AM all 36.98 0.00 1.96 0.20 0.07 60.80 08:00:01 AM 0 57.53 0.00 1.08 0.00 0.00 41.40 08:00:01 AM 1 10.87 0.00 2.72 0.00 0.00 86.41 08:00:01 AM 2 27.17 0.00 5.98 1.09 0.00 65.76 08:00:01 AM 3 12.43 0.00 1.08 0.00 0.00 86.49 08:00:01 AM 4 22.83 0.00 1.09 0.00 0.00 76.09 08:00:01 AM 5 36.90 0.00 1.07 0.00 0.53 61.50 08:00:01 AM 6 68.98 0.00 1.07 0.00 0.00 29.95 08:00:01 AM 7 58.38 0.00 1.62 0.54 0.00 39.46 08:01:01 AM all 10.18 0.05 1.14 0.57 0.05 88.02 08:01:01 AM 0 10.74 0.00 1.02 0.10 0.05 88.09 08:01:01 AM 1 12.46 0.00 0.97 0.27 0.05 86.25 08:01:01 AM 2 21.83 0.00 1.82 0.53 0.07 75.75 08:01:01 AM 3 7.97 0.00 0.82 0.05 0.05 91.11 08:01:01 AM 4 7.84 0.32 0.99 0.15 0.03 90.68 08:01:01 AM 5 6.65 0.05 0.90 1.52 0.03 90.85 08:01:01 AM 6 6.13 0.00 1.74 1.74 0.05 90.34 08:01:01 AM 7 7.81 0.00 0.89 0.17 0.05 91.09 Average: all 18.28 0.09 1.75 1.50 0.08 78.30 Average: 0 18.05 0.01 1.57 0.51 0.08 79.78 Average: 1 22.78 0.00 1.93 1.20 0.09 74.00 Average: 2 22.98 0.00 1.81 3.24 0.09 71.88 Average: 3 19.33 0.02 1.67 0.67 0.07 78.24 Average: 4 13.77 0.26 1.79 2.89 0.07 81.23 Average: 5 16.09 0.36 1.52 1.83 0.08 80.12 Average: 6 19.82 0.02 2.24 1.22 0.08 76.62 Average: 7 13.45 0.02 1.47 0.43 0.07 84.57