---> uname -a: Linux prd-centos8-docker-8c-8g-4370.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 1072 26518 19 4300 30351 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:2b:68:fa brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.227/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86132sec preferred_lft 86132sec inet6 fe80::f816:3eff:fe2b:68fa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:2d:4a:3e:d5 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::42:2dff:fe4a:3ed5/64 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) 01/10/2026 _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 172.49 15.34 157.15 3176.94 10413.01 02:31:01 AM 237.74 6.16 231.57 1194.94 16979.26 02:32:01 AM 137.85 15.04 122.81 5483.37 30047.35 02:33:01 AM 76.42 1.02 75.41 80.37 25916.13 Average: 156.13 9.39 146.73 2483.91 20838.94 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29214352 31046304 3441360 10.54 2688 2150476 1807804 5.36 152184 2833968 135444 02:31:01 AM 27408824 29822896 5246888 16.07 2688 2722988 2769644 8.22 266904 4480208 228608 02:32:01 AM 26247684 30098104 6408028 19.62 2688 4141512 2257512 6.70 736344 5107272 643536 02:33:01 AM 27154764 31080632 5500948 16.85 2688 4214740 1528408 4.53 907180 4028360 32 Average: 27506406 30511984 5149306 15.77 2688 3307429 2090842 6.20 515653 4112452 251905 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 127.61 96.30 1434.44 31.87 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 782.04 477.36 7639.68 57.27 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 11.88 11.88 1.28 1.28 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1162.15 395.85 6034.41 43.68 0.00 0.00 0.00 0.00 02:32:01 AM docker0 4.25 5.36 0.61 0.62 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 30.59 27.99 22.40 12.48 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 2.97 2.97 0.32 0.32 0.00 0.00 0.00 0.00 Average: eth0 525.60 249.38 3782.73 36.33 0.00 0.00 0.00 0.00 Average: docker0 1.06 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) 01/10/2026 _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 12.01 0.00 1.17 0.97 0.06 85.80 02:30:01 AM 0 17.30 0.00 1.67 0.87 0.08 80.08 02:30:01 AM 1 6.32 0.00 0.90 0.97 0.08 91.73 02:30:01 AM 2 9.51 0.00 1.00 1.45 0.08 87.95 02:30:01 AM 3 18.99 0.00 1.60 1.57 0.07 77.77 02:30:01 AM 4 9.63 0.00 1.18 1.07 0.03 88.08 02:30:01 AM 5 11.32 0.00 1.27 0.47 0.05 86.90 02:30:01 AM 6 16.61 0.00 0.93 0.75 0.05 81.65 02:30:01 AM 7 6.36 0.00 0.78 0.58 0.03 92.23 02:31:01 AM all 31.12 0.00 1.60 1.19 0.09 66.00 02:31:01 AM 0 18.10 0.00 1.25 0.87 0.07 79.71 02:31:01 AM 1 32.43 0.00 1.96 1.64 0.08 63.89 02:31:01 AM 2 21.62 0.00 1.59 0.45 0.08 76.26 02:31:01 AM 3 29.05 0.00 1.83 1.48 0.08 67.56 02:31:01 AM 4 42.05 0.00 1.52 0.49 0.10 55.84 02:31:01 AM 5 28.15 0.00 1.96 0.85 0.08 68.95 02:31:01 AM 6 46.95 0.00 1.27 1.37 0.08 50.33 02:31:01 AM 7 30.64 0.00 1.44 2.39 0.10 65.43 02:32:01 AM all 21.28 0.26 3.36 1.86 0.08 73.16 02:32:01 AM 0 23.98 0.08 2.89 1.18 0.10 71.77 02:32:01 AM 1 19.48 0.00 3.85 0.71 0.08 75.88 02:32:01 AM 2 24.51 0.00 2.94 1.81 0.08 70.65 02:32:01 AM 3 22.69 1.97 3.50 1.53 0.08 70.22 02:32:01 AM 4 22.72 0.02 3.62 5.07 0.08 68.49 02:32:01 AM 5 20.83 0.00 4.06 2.48 0.08 72.55 02:32:01 AM 6 18.02 0.00 3.51 1.69 0.07 76.72 02:32:01 AM 7 18.03 0.03 2.48 0.44 0.07 78.95 02:33:01 AM all 10.66 0.00 1.15 1.09 0.05 87.05 02:33:01 AM 0 11.31 0.00 1.05 0.05 0.07 87.53 02:33:01 AM 1 16.68 0.00 1.10 1.99 0.07 80.16 02:33:01 AM 2 18.73 0.00 1.75 2.05 0.05 77.41 02:33:01 AM 3 1.20 0.00 0.70 2.07 0.05 95.98 02:33:01 AM 4 9.40 0.00 1.24 0.50 0.05 88.81 02:33:01 AM 5 13.28 0.00 1.15 1.57 0.03 83.96 02:33:01 AM 6 4.29 0.00 0.68 0.03 0.03 94.96 02:33:01 AM 7 10.38 0.00 1.54 0.45 0.05 87.58 Average: all 18.75 0.07 1.82 1.28 0.07 78.02 Average: 0 17.66 0.02 1.71 0.74 0.08 79.79 Average: 1 18.72 0.00 1.95 1.33 0.08 77.93 Average: 2 18.58 0.00 1.82 1.44 0.08 78.09 Average: 3 17.96 0.49 1.91 1.66 0.07 77.91 Average: 4 20.93 0.00 1.89 1.77 0.07 75.34 Average: 5 18.38 0.00 2.11 1.34 0.06 78.11 Average: 6 21.46 0.00 1.59 0.96 0.06 75.93 Average: 7 16.35 0.01 1.56 0.97 0.06 81.05