---> uname -a: Linux prd-centos8-docker-8c-8g-7065.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 994 28234 19 2661 30449 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:13:a5:3b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.240/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86229sec preferred_lft 86229sec inet6 fe80::f816:3eff:fe13:a53b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:bd:cd:1e:ba 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) 04/29/2026 _x86_64_ (8 CPU) 13:10:04 LINUX RESTART (8 CPU) 01:11:01 PM tps rtps wtps bread/s bwrtn/s 01:12:01 PM 203.40 17.14 186.25 3873.51 10703.93 01:13:01 PM 196.12 1.25 194.87 77.32 17835.98 Average: 199.76 9.20 190.56 1975.57 14269.66 01:11:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:12:01 PM 28844212 30857128 3811500 11.67 2688 2328280 1702676 5.05 177672 3166252 231196 01:13:01 PM 28908100 31173044 3747612 11.48 2688 2574576 1501608 4.46 406256 2853400 23984 Average: 28876156 31015086 3779556 11.57 2688 2451428 1602142 4.75 291964 3009826 127590 01:11:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:12:01 PM eth0 242.29 187.17 2768.14 32.06 0.00 0.00 0.00 0.00 01:12:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:13:01 PM eth0 258.37 196.32 3847.72 30.73 0.00 0.00 0.00 0.00 01:13:01 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 250.33 191.74 3307.89 31.39 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) 04/29/2026 _x86_64_ (8 CPU) 13:10:04 LINUX RESTART (8 CPU) 01:11:01 PM CPU %user %nice %system %iowait %steal %idle 01:12:01 PM all 14.66 0.00 1.41 0.92 0.08 82.93 01:12:01 PM 0 4.71 0.00 0.79 0.28 0.07 94.15 01:12:01 PM 1 25.25 0.00 1.69 1.40 0.08 71.58 01:12:01 PM 2 18.65 0.00 2.09 1.64 0.10 77.52 01:12:01 PM 3 21.34 0.00 1.49 1.77 0.10 75.29 01:12:01 PM 4 8.09 0.00 0.79 0.52 0.07 90.54 01:12:01 PM 5 5.01 0.00 0.77 0.32 0.03 93.87 01:12:01 PM 6 25.89 0.00 2.99 1.00 0.10 70.02 01:12:01 PM 7 8.30 0.00 0.70 0.45 0.08 90.46 01:13:01 PM all 18.45 0.00 1.43 0.66 0.10 79.36 01:13:01 PM 0 11.97 0.00 1.07 0.15 0.10 86.71 01:13:01 PM 1 18.80 0.00 2.01 0.77 0.13 78.28 01:13:01 PM 2 21.86 0.00 1.39 0.23 0.10 76.42 01:13:01 PM 3 19.43 0.00 0.95 0.38 0.10 79.13 01:13:01 PM 4 13.16 0.00 1.67 1.54 0.08 83.55 01:13:01 PM 5 20.11 0.00 1.62 0.62 0.08 77.57 01:13:01 PM 6 26.23 0.00 1.37 0.57 0.08 71.75 01:13:01 PM 7 16.02 0.00 1.39 1.02 0.08 81.50 Average: all 16.55 0.00 1.42 0.79 0.09 81.15 Average: 0 8.34 0.00 0.93 0.22 0.08 90.43 Average: 1 22.03 0.00 1.85 1.09 0.11 74.93 Average: 2 20.26 0.00 1.74 0.94 0.10 76.97 Average: 3 20.39 0.00 1.22 1.08 0.10 77.21 Average: 4 10.62 0.00 1.23 1.03 0.08 87.05 Average: 5 12.56 0.00 1.20 0.47 0.06 85.72 Average: 6 26.06 0.00 2.18 0.79 0.09 70.88 Average: 7 12.16 0.00 1.05 0.74 0.08 85.97