---> uname -a: Linux prd-centos8-docker-8c-8g-1823.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 988 28312 19 2589 30458 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:a2:b5:b3 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.237/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86234sec preferred_lft 86234sec inet6 fe80::f816:3eff:fea2:b5b3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:48:2f:74:4e 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) 03/31/2026 _x86_64_ (8 CPU) 13:03:28 LINUX RESTART (8 CPU) 01:04:02 PM tps rtps wtps bread/s bwrtn/s 01:05:01 PM 277.77 8.88 268.89 1243.45 7176.55 01:06:01 PM 266.23 16.16 250.07 3100.30 21358.81 Average: 271.95 12.55 259.40 2179.75 14327.85 01:04:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:05:01 PM 29529916 31308684 3125796 9.57 2688 2098984 1378960 4.09 140540 2547504 276060 01:06:01 PM 29008504 31203452 3647208 11.17 2688 2507596 1439052 4.27 375804 2794768 49984 Average: 29269210 31256068 3386502 10.37 2688 2303290 1409006 4.18 258172 2671136 163022 01:04:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:05:01 PM eth0 183.32 125.27 1735.83 49.55 0.00 0.00 0.00 0.00 01:05:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:06:01 PM eth0 468.78 345.43 5014.65 53.52 0.00 0.00 0.00 0.00 01:06:01 PM 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 327.26 236.28 3389.15 51.55 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) 03/31/2026 _x86_64_ (8 CPU) 13:03:28 LINUX RESTART (8 CPU) 01:04:02 PM CPU %user %nice %system %iowait %steal %idle 01:05:01 PM all 10.54 0.00 1.30 0.67 0.04 87.44 01:05:01 PM 0 10.87 0.00 0.93 0.17 0.05 87.98 01:05:01 PM 1 6.82 0.00 0.95 0.26 0.05 91.92 01:05:01 PM 2 1.85 0.00 0.41 0.17 0.03 97.53 01:05:01 PM 3 8.94 0.00 0.92 0.41 0.03 89.70 01:05:01 PM 4 12.42 0.00 1.14 0.37 0.03 86.03 01:05:01 PM 5 19.84 0.00 2.34 0.58 0.05 77.19 01:05:01 PM 6 3.04 0.00 1.94 2.59 0.05 92.38 01:05:01 PM 7 20.50 0.00 1.78 0.80 0.05 76.87 01:06:01 PM all 13.78 0.00 1.61 1.21 0.07 83.33 01:06:01 PM 0 13.46 0.00 1.05 0.20 0.08 85.20 01:06:01 PM 1 18.97 0.00 1.92 0.77 0.07 78.28 01:06:01 PM 2 5.13 0.00 1.42 1.14 0.07 92.24 01:06:01 PM 3 11.47 0.00 2.06 2.12 0.08 84.26 01:06:01 PM 4 9.61 0.00 1.51 1.41 0.08 87.39 01:06:01 PM 5 23.90 0.00 1.70 0.85 0.08 73.46 01:06:01 PM 6 16.65 0.00 1.81 1.69 0.07 79.79 01:06:01 PM 7 11.02 0.00 1.40 1.49 0.05 86.03 Average: all 12.18 0.00 1.46 0.94 0.06 85.37 Average: 0 12.18 0.00 0.99 0.19 0.07 86.58 Average: 1 12.95 0.00 1.44 0.51 0.06 85.04 Average: 2 3.50 0.00 0.92 0.66 0.05 94.87 Average: 3 10.22 0.00 1.49 1.27 0.06 86.96 Average: 4 11.01 0.00 1.32 0.89 0.06 86.71 Average: 5 21.89 0.00 2.02 0.72 0.07 75.31 Average: 6 9.91 0.00 1.87 2.14 0.06 86.02 Average: 7 15.73 0.00 1.59 1.15 0.05 81.48