---> uname -a: Linux prd-centos8-docker-8c-8g-4131.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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1034 27620 19 3235 30398 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:10:1c:2c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.92/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86194sec preferred_lft 86194sec inet6 fe80::f816:3eff:fe10:1c2c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:89:c4:3f:e2 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 ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 04/06/2026 _x86_64_ (8 CPU) 10:59:55 LINUX RESTART (8 CPU) 11:00:01 AM tps rtps wtps bread/s bwrtn/s 11:01:01 AM 440.09 122.53 317.56 13314.75 47340.17 11:02:01 AM 290.06 16.92 273.13 3281.55 16207.98 11:03:01 AM 180.14 2.82 177.32 845.72 19709.25 Average: 303.43 47.42 256.01 5813.72 27751.18 11:00:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:01:01 AM 29491860 31247612 3163852 9.69 2688 2075248 1409652 4.18 177764 2538868 179504 11:02:01 AM 28613144 30792016 4042568 12.38 2688 2485656 1769756 5.25 205960 3328980 100720 11:03:01 AM 28270688 31112600 4385024 13.43 2688 3140588 1477504 4.38 473048 3377260 212772 Average: 28791897 31050743 3863815 11.83 2688 2567164 1552304 4.61 285591 3081703 164332 11:00:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:01:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:01:01 AM eth0 476.62 316.94 2562.29 87.68 0.00 0.00 0.00 0.00 11:01:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:02:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:02:01 AM eth0 316.51 269.47 3346.67 46.98 0.00 0.00 0.00 0.00 11:02:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:03:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:03:01 AM eth0 494.90 337.19 9141.82 69.68 0.00 0.00 0.00 0.00 11:03:01 AM docker0 0.00 0.00 0.00 0.00 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 429.33 307.86 5016.74 68.11 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 04/06/2026 _x86_64_ (8 CPU) 10:59:55 LINUX RESTART (8 CPU) 11:00:01 AM CPU %user %nice %system %iowait %steal %idle 11:01:01 AM all 15.07 0.00 3.41 1.32 0.06 80.14 11:01:01 AM 0 9.39 0.00 2.39 0.42 0.07 87.73 11:01:01 AM 1 20.30 0.00 5.34 4.90 0.07 69.39 11:01:01 AM 2 11.71 0.00 2.92 1.61 0.07 83.69 11:01:01 AM 3 22.36 0.00 4.44 0.90 0.08 72.21 11:01:01 AM 4 27.44 0.00 2.57 0.30 0.07 69.62 11:01:01 AM 5 6.43 0.00 3.86 0.89 0.05 88.78 11:01:01 AM 6 6.58 0.00 2.89 0.96 0.05 89.53 11:01:01 AM 7 16.29 0.00 2.89 0.57 0.05 80.19 11:02:01 AM all 11.21 0.00 1.15 0.81 0.07 86.77 11:02:01 AM 0 5.53 0.00 0.90 0.53 0.08 92.95 11:02:01 AM 1 16.37 0.00 1.91 0.72 0.08 80.93 11:02:01 AM 2 7.63 0.00 0.72 0.52 0.08 91.05 11:02:01 AM 3 16.37 0.00 1.10 0.85 0.07 81.61 11:02:01 AM 4 9.24 0.00 0.99 0.90 0.05 88.83 11:02:01 AM 5 5.93 0.00 0.57 0.33 0.05 93.12 11:02:01 AM 6 15.09 0.00 1.92 1.54 0.07 81.38 11:02:01 AM 7 13.53 0.00 1.07 1.10 0.05 84.25 11:03:01 AM all 29.71 0.00 1.32 0.46 0.07 68.43 11:03:01 AM 0 17.29 0.00 1.10 0.05 0.08 81.48 11:03:01 AM 1 8.12 0.00 1.39 1.69 0.07 88.74 11:03:01 AM 2 40.64 0.00 2.27 0.84 0.07 56.18 11:03:01 AM 3 39.06 0.00 1.14 0.08 0.08 59.64 11:03:01 AM 4 49.51 0.00 1.67 0.33 0.08 48.41 11:03:01 AM 5 27.14 0.00 0.84 0.15 0.08 71.79 11:03:01 AM 6 25.76 0.00 0.94 0.42 0.05 72.83 11:03:01 AM 7 30.18 0.00 1.18 0.15 0.07 68.42 Average: all 18.67 0.00 1.96 0.86 0.07 78.45 Average: 0 10.73 0.00 1.47 0.33 0.08 87.39 Average: 1 14.92 0.00 2.87 2.43 0.07 79.71 Average: 2 20.00 0.00 1.97 0.99 0.07 76.97 Average: 3 25.94 0.00 2.22 0.61 0.08 71.15 Average: 4 28.73 0.00 1.74 0.51 0.07 68.95 Average: 5 13.17 0.00 1.75 0.46 0.06 84.56 Average: 6 15.82 0.00 1.91 0.97 0.06 81.24 Average: 7 20.01 0.00 1.71 0.61 0.06 77.62