---> uname -a: Linux prd-centos8-docker-8c-8g-5449.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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1004 28135 19 2750 30441 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:f5:4c:95 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.214/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86198sec preferred_lft 86198sec inet6 fe80::f816:3eff:fef5:4c95/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b9:0b:10:e1 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) 03/27/2026 _x86_64_ (8 CPU) 08:57:00 LINUX RESTART (8 CPU) 08:58:01 AM tps rtps wtps bread/s bwrtn/s 08:59:01 AM 163.79 17.08 146.71 7717.51 12554.17 09:00:01 AM 164.55 2.38 162.16 123.96 11615.13 Average: 164.17 9.73 154.44 3920.42 12084.61 08:58:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:59:01 AM 29015244 31081748 3640468 11.15 2688 2383464 1552608 4.61 269672 2905868 46492 09:00:01 AM 28826292 31193380 3829420 11.73 2688 2677300 1462960 4.34 475416 2868680 37612 Average: 28920768 31137564 3734944 11.44 2688 2530382 1507784 4.47 372544 2887274 42052 08:58:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:59:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:59:01 AM eth0 156.01 118.13 1458.93 24.89 0.00 0.00 0.00 0.00 08:59:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 AM eth0 419.41 303.47 4492.38 46.62 0.00 0.00 0.00 0.00 09:00:01 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 287.72 210.81 2975.78 35.76 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) 03/27/2026 _x86_64_ (8 CPU) 08:57:00 LINUX RESTART (8 CPU) 08:58:01 AM CPU %user %nice %system %iowait %steal %idle 08:59:01 AM all 9.58 0.00 1.13 8.83 0.05 80.40 08:59:01 AM 0 16.64 0.00 1.87 1.97 0.05 79.47 08:59:01 AM 1 4.52 0.00 1.06 13.67 0.05 80.70 08:59:01 AM 2 11.50 0.00 1.62 17.28 0.07 69.53 08:59:01 AM 3 8.05 0.00 0.80 17.10 0.05 74.00 08:59:01 AM 4 10.54 0.00 1.19 12.56 0.07 75.64 08:59:01 AM 5 7.20 0.00 1.29 6.16 0.05 85.30 08:59:01 AM 6 4.75 0.00 0.65 1.45 0.05 93.10 08:59:01 AM 7 13.43 0.00 0.55 0.50 0.05 85.47 09:00:01 AM all 10.55 0.00 1.14 4.17 0.05 84.09 09:00:01 AM 0 14.66 0.00 1.36 6.07 0.07 77.85 09:00:01 AM 1 18.40 0.00 1.12 3.11 0.07 77.31 09:00:01 AM 2 8.90 0.00 1.17 7.03 0.03 82.87 09:00:01 AM 3 7.25 0.00 1.09 1.30 0.05 90.31 09:00:01 AM 4 18.84 0.00 0.97 1.10 0.05 79.04 09:00:01 AM 5 5.42 0.00 0.94 3.98 0.07 89.60 09:00:01 AM 6 6.09 0.00 0.82 1.86 0.03 91.20 09:00:01 AM 7 4.85 0.00 1.64 8.91 0.05 84.55 Average: all 10.07 0.00 1.13 6.50 0.05 82.25 Average: 0 15.65 0.00 1.61 4.02 0.06 78.66 Average: 1 11.47 0.00 1.09 8.38 0.06 79.00 Average: 2 10.20 0.00 1.40 12.15 0.05 76.21 Average: 3 7.65 0.00 0.94 9.20 0.05 82.15 Average: 4 14.69 0.00 1.08 6.83 0.06 77.34 Average: 5 6.31 0.00 1.11 5.07 0.06 87.45 Average: 6 5.42 0.00 0.74 1.66 0.04 92.15 Average: 7 9.14 0.00 1.09 4.70 0.05 85.01