---> uname -a: Linux prd-centos8-docker-8c-8g-755.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 1069 26467 19 4353 30355 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:f1:68:83 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.33/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86110sec preferred_lft 86110sec inet6 fe80::f816:3eff:fef1:6883/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:6e:31:8f:ce 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::42:6eff:fe31:8fce/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) 03/31/2026 _x86_64_ (8 CPU) 02:28:31 LINUX RESTART (8 CPU) 02:29:01 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 149.70 14.81 134.89 3127.09 9379.11 02:31:01 AM 232.91 3.95 228.96 878.11 11113.58 02:32:01 AM 122.74 14.86 107.88 1263.10 37291.99 02:33:01 AM 89.47 5.25 84.22 4685.50 25160.45 Average: 148.70 9.72 138.99 2488.40 20736.97 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29248968 31125792 3406744 10.43 2688 2196512 2030272 6.02 155300 2803336 188544 02:31:01 AM 28169032 30450812 4486680 13.74 2688 2593572 1964924 5.83 241176 3759056 291648 02:32:01 AM 26259060 29379204 6396652 19.59 2688 3414816 5135012 15.24 463204 5372156 200 02:33:01 AM 27042916 31026200 5612796 17.19 2688 4273188 1571544 4.66 887988 4163296 26052 Average: 27679994 30495502 4975718 15.24 2688 3119522 2675438 7.94 436917 4024461 126611 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 145.92 99.33 1731.72 31.89 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 536.10 407.18 5952.68 51.18 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 9.78 9.78 1.05 1.05 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1590.25 404.45 6477.62 37.51 0.00 0.00 0.00 0.00 02:32:01 AM docker0 3.61 4.66 0.51 0.54 0.00 0.00 0.00 0.00 02:32:01 AM veth2544616 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 02:33:01 AM lo 2.43 2.43 0.23 0.23 0.00 0.00 0.00 0.00 02:33:01 AM eth0 150.73 149.95 1389.14 1250.96 0.00 0.00 0.00 0.00 02:33:01 AM docker0 0.75 0.83 0.10 0.09 0.00 0.00 0.00 0.00 Average: lo 3.05 3.05 0.32 0.32 0.00 0.00 0.00 0.00 Average: eth0 605.79 265.23 3887.90 342.87 0.00 0.00 0.00 0.00 Average: docker0 1.09 1.37 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) 03/31/2026 _x86_64_ (8 CPU) 02:28:31 LINUX RESTART (8 CPU) 02:29:01 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 9.99 0.00 1.07 0.49 0.05 88.41 02:30:01 AM 0 2.52 0.00 0.37 0.30 0.05 96.76 02:30:01 AM 1 2.36 0.00 0.62 0.60 0.07 96.35 02:30:01 AM 2 22.59 0.00 1.99 1.19 0.05 74.18 02:30:01 AM 3 7.97 0.00 0.94 0.43 0.03 90.63 02:30:01 AM 4 19.28 0.00 2.19 0.62 0.07 77.84 02:30:01 AM 5 13.49 0.00 1.23 0.43 0.03 84.81 02:30:01 AM 6 1.87 0.00 0.22 0.02 0.03 97.86 02:30:01 AM 7 9.83 0.00 0.98 0.30 0.03 88.86 02:31:01 AM all 23.81 0.00 1.38 0.82 0.09 73.90 02:31:01 AM 0 12.06 0.00 1.31 0.54 0.07 86.03 02:31:01 AM 1 34.97 0.00 2.69 2.41 0.12 59.81 02:31:01 AM 2 23.35 0.00 1.06 0.28 0.08 75.23 02:31:01 AM 3 7.51 0.00 1.02 1.10 0.10 90.26 02:31:01 AM 4 31.86 0.00 1.54 0.47 0.08 66.05 02:31:01 AM 5 30.54 0.00 0.85 0.20 0.10 68.30 02:31:01 AM 6 21.34 0.00 1.21 0.52 0.07 76.87 02:31:01 AM 7 28.81 0.00 1.37 1.07 0.08 68.67 02:32:01 AM all 24.51 0.32 3.34 1.19 0.11 70.54 02:32:01 AM 0 28.40 0.02 3.52 0.05 0.12 67.90 02:32:01 AM 1 32.98 0.00 3.00 2.78 0.12 61.12 02:32:01 AM 2 28.45 2.45 3.92 1.33 0.12 63.73 02:32:01 AM 3 21.97 0.05 3.23 2.13 0.08 72.53 02:32:01 AM 4 18.60 0.00 2.73 0.61 0.10 77.96 02:32:01 AM 5 34.16 0.02 3.46 1.74 0.10 60.53 02:32:01 AM 6 17.36 0.00 3.43 0.61 0.12 78.48 02:32:01 AM 7 14.19 0.00 3.40 0.27 0.10 82.04 02:33:01 AM all 18.58 0.08 2.13 0.64 0.07 78.50 02:33:01 AM 0 31.45 0.00 2.41 0.27 0.10 65.77 02:33:01 AM 1 19.38 0.00 1.64 0.72 0.07 78.19 02:33:01 AM 2 13.35 0.59 2.01 1.34 0.07 82.65 02:33:01 AM 3 25.62 0.00 2.61 0.60 0.08 71.08 02:33:01 AM 4 15.00 0.00 2.46 0.32 0.07 82.16 02:33:01 AM 5 11.28 0.02 2.07 0.05 0.07 86.51 02:33:01 AM 6 15.66 0.03 2.04 0.42 0.05 81.80 02:33:01 AM 7 16.87 0.00 1.76 1.44 0.07 79.87 Average: all 19.21 0.10 1.97 0.79 0.08 77.85 Average: 0 18.58 0.00 1.90 0.29 0.08 79.14 Average: 1 22.41 0.00 1.99 1.63 0.09 73.89 Average: 2 21.92 0.75 2.24 1.04 0.08 73.97 Average: 3 15.76 0.01 1.95 1.07 0.08 81.14 Average: 4 21.19 0.00 2.23 0.50 0.08 76.00 Average: 5 22.34 0.01 1.90 0.60 0.08 75.07 Average: 6 14.04 0.01 1.72 0.39 0.07 83.77 Average: 7 17.43 0.00 1.87 0.77 0.07 79.86