---> uname -a: Linux prd-centos8-docker-8c-8g-45343.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 1028 27326 19 3534 30405 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:d3:2a:e6 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.7/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86155sec preferred_lft 86155sec inet6 fe80::f816:3eff:fed3:2ae6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:05:05:87:d8 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::42:5ff:fe05:87d8/64 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) 09/12/2025 _x86_64_ (8 CPU) 17:11:19 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 354.42 14.80 339.63 3138.41 12396.90 05:14:01 PM 305.60 6.20 299.40 1229.32 17770.98 05:15:01 PM 151.48 1.17 150.32 383.21 39835.04 Average: 270.50 7.39 263.11 1583.56 23334.91 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 28858704 30796424 3797008 11.63 2688 2252892 1813008 5.38 168460 3159036 191592 05:14:01 PM 26956248 29529812 5699464 17.45 2688 2879848 2828772 8.39 475208 4706956 336488 05:15:01 PM 27995672 31146976 4660040 14.27 2688 3451324 1534400 4.55 802752 3328184 33348 Average: 27936875 30491071 4718837 14.45 2688 2861355 2058727 6.11 482140 3731392 187143 05:12:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM eth0 255.61 225.38 2658.35 55.42 0.00 0.00 0.00 0.00 05:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 640.40 502.95 8352.11 61.69 0.00 0.00 0.00 0.00 05:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM eth0 330.31 325.67 2126.35 2364.83 0.00 0.00 0.00 0.00 05:15:01 PM docker0 7.16 10.80 0.53 243.44 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 408.78 351.34 4379.03 827.35 0.00 0.00 0.00 0.00 Average: docker0 2.39 3.60 0.18 81.15 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) 09/12/2025 _x86_64_ (8 CPU) 17:11:19 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 14.07 0.00 1.30 1.19 0.06 83.38 05:13:01 PM 0 9.09 0.00 0.84 0.48 0.07 89.53 05:13:01 PM 1 28.32 0.00 2.74 1.34 0.07 67.54 05:13:01 PM 2 22.66 0.00 1.24 0.35 0.07 75.68 05:13:01 PM 3 6.85 0.00 1.91 3.72 0.07 87.45 05:13:01 PM 4 9.69 0.00 0.77 0.85 0.05 88.64 05:13:01 PM 5 16.21 0.00 0.92 1.03 0.05 81.79 05:13:01 PM 6 10.39 0.00 1.10 0.99 0.05 87.47 05:13:01 PM 7 9.34 0.00 0.88 0.78 0.05 88.94 05:14:01 PM all 30.63 0.00 1.69 1.18 0.08 66.42 05:14:01 PM 0 42.87 0.00 1.56 0.39 0.08 55.10 05:14:01 PM 1 23.95 0.00 1.91 2.06 0.08 71.99 05:14:01 PM 2 27.43 0.00 2.08 1.09 0.10 69.30 05:14:01 PM 3 34.55 0.00 2.33 1.79 0.08 61.24 05:14:01 PM 4 22.99 0.00 1.31 1.63 0.08 73.99 05:14:01 PM 5 37.06 0.00 1.39 1.17 0.08 60.29 05:14:01 PM 6 19.28 0.00 1.73 0.52 0.07 78.40 05:14:01 PM 7 36.90 0.00 1.22 0.77 0.07 61.04 05:15:01 PM all 11.54 0.00 2.62 1.14 0.07 84.63 05:15:01 PM 0 9.61 0.00 2.43 0.67 0.08 87.21 05:15:01 PM 1 11.93 0.00 3.59 2.69 0.07 81.73 05:15:01 PM 2 22.69 0.00 2.93 1.39 0.08 72.90 05:15:01 PM 3 18.03 0.00 2.85 0.23 0.07 78.82 05:15:01 PM 4 9.09 0.00 2.30 1.29 0.07 87.26 05:15:01 PM 5 6.58 0.00 2.53 1.01 0.05 89.83 05:15:01 PM 6 6.61 0.00 1.86 0.55 0.07 90.90 05:15:01 PM 7 7.80 0.00 2.43 1.32 0.07 88.38 Average: all 18.75 0.00 1.87 1.17 0.07 78.15 Average: 0 20.51 0.00 1.61 0.51 0.08 77.30 Average: 1 21.41 0.00 2.75 2.03 0.07 73.74 Average: 2 24.26 0.00 2.08 0.94 0.08 72.63 Average: 3 19.81 0.00 2.36 1.92 0.07 75.84 Average: 4 13.92 0.00 1.46 1.26 0.07 83.30 Average: 5 19.95 0.00 1.61 1.07 0.06 77.30 Average: 6 12.09 0.00 1.56 0.69 0.06 85.59 Average: 7 18.02 0.00 1.51 0.96 0.06 79.45