---> uname -a: Linux prd-centos8-docker-8c-8g-2552.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 987 28255 19 2647 30457 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:7a:23:ed brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.174/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86232sec preferred_lft 86232sec inet6 fe80::f816:3eff:fe7a:23ed/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ae:ef:7e: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) 04/01/2026 _x86_64_ (8 CPU) 02:26:46 LINUX RESTART (8 CPU) 02:27:01 AM tps rtps wtps bread/s bwrtn/s 02:28:01 AM 238.47 21.78 216.69 5764.23 9111.36 02:29:01 AM 273.60 18.15 255.46 3906.68 15268.44 Average: 256.04 19.96 236.07 4835.53 12189.64 02:27:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:28:01 AM 29586008 31248640 3069704 9.40 2688 1986012 1434288 4.26 149576 2490456 162028 02:29:01 AM 28959520 31203120 3696192 11.32 2688 2555164 1455736 4.32 391624 2818664 247732 Average: 29272764 31225880 3382948 10.36 2688 2270588 1445012 4.29 270600 2654560 204880 02:27:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:28:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:28:01 AM eth0 448.15 290.35 1944.48 77.78 0.00 0.00 0.00 0.00 02:28:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:29:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:29:01 AM eth0 458.59 356.42 5772.94 52.89 0.00 0.00 0.00 0.00 02:29:01 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 453.37 323.39 3858.55 65.34 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) 04/01/2026 _x86_64_ (8 CPU) 02:26:46 LINUX RESTART (8 CPU) 02:27:01 AM CPU %user %nice %system %iowait %steal %idle 02:28:01 AM all 13.40 0.00 1.90 0.83 0.06 83.82 02:28:01 AM 0 6.52 0.00 1.77 0.37 0.07 91.27 02:28:01 AM 1 29.51 0.00 3.18 1.24 0.07 66.00 02:28:01 AM 2 6.20 0.00 1.78 0.49 0.08 91.46 02:28:01 AM 3 15.20 0.00 1.87 0.27 0.05 82.61 02:28:01 AM 4 14.52 0.00 1.54 0.62 0.05 83.27 02:28:01 AM 5 11.34 0.00 1.59 0.42 0.07 86.58 02:28:01 AM 6 12.91 0.00 2.55 2.91 0.05 81.58 02:28:01 AM 7 10.97 0.00 0.92 0.30 0.05 87.76 02:29:01 AM all 18.63 0.00 1.47 1.14 0.09 78.67 02:29:01 AM 0 7.46 0.00 1.39 2.06 0.10 89.00 02:29:01 AM 1 17.53 0.00 1.67 2.13 0.08 78.58 02:29:01 AM 2 26.25 0.00 2.70 2.38 0.10 68.57 02:29:01 AM 3 32.63 0.00 1.89 1.02 0.10 64.36 02:29:01 AM 4 19.63 0.00 1.04 0.55 0.08 78.70 02:29:01 AM 5 15.73 0.00 0.97 0.25 0.10 82.95 02:29:01 AM 6 17.60 0.00 1.27 0.62 0.08 80.42 02:29:01 AM 7 12.20 0.00 0.84 0.15 0.07 86.74 Average: all 16.01 0.00 1.68 0.99 0.08 81.24 Average: 0 6.99 0.00 1.58 1.21 0.08 90.13 Average: 1 23.52 0.00 2.43 1.68 0.08 72.29 Average: 2 16.22 0.00 2.24 1.43 0.09 80.02 Average: 3 23.91 0.00 1.88 0.64 0.08 73.49 Average: 4 17.07 0.00 1.29 0.59 0.07 80.99 Average: 5 13.54 0.00 1.28 0.33 0.08 84.77 Average: 6 15.26 0.00 1.91 1.77 0.07 81.00 Average: 7 11.59 0.00 0.88 0.23 0.06 87.25