---> uname -a: Linux prd-centos8-docker-8c-8g-8150.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 1011 28221 19 2657 30432 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:c3:17:de 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 86216sec preferred_lft 86216sec inet6 fe80::f816:3eff:fec3:17de/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:65:c6:3c:18 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) 05/04/2026 _x86_64_ (8 CPU) 13:09:31 LINUX RESTART (8 CPU) 01:10:01 PM tps rtps wtps bread/s bwrtn/s 01:11:01 PM 196.35 10.83 185.52 1399.03 6397.53 01:12:01 PM 288.09 17.93 270.15 3795.10 14686.95 Average: 242.21 14.38 227.83 2596.87 10541.55 01:10:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:11:01 PM 29643068 31278652 3012644 9.23 2688 1959808 1433980 4.25 150224 2434920 160852 01:12:01 PM 28959520 31211596 3696192 11.32 2688 2563244 1386408 4.11 362720 2846432 303832 Average: 29301294 31245124 3354418 10.27 2688 2261526 1410194 4.18 256472 2640676 232342 01:10:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:11:01 PM eth0 307.03 194.04 1454.84 60.92 0.00 0.00 0.00 0.00 01:11:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 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 466.01 364.59 5938.97 60.30 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 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 386.50 279.30 3696.53 60.61 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) 05/04/2026 _x86_64_ (8 CPU) 13:09:31 LINUX RESTART (8 CPU) 01:10:01 PM CPU %user %nice %system %iowait %steal %idle 01:11:01 PM all 8.67 0.00 1.23 0.46 0.05 89.59 01:11:01 PM 0 6.66 0.00 0.95 0.10 0.07 92.23 01:11:01 PM 1 20.95 0.00 2.10 0.45 0.05 76.44 01:11:01 PM 2 6.56 0.00 0.83 0.25 0.03 92.32 01:11:01 PM 3 8.84 0.00 1.29 0.32 0.07 89.49 01:11:01 PM 4 7.49 0.00 1.17 0.15 0.05 91.14 01:11:01 PM 5 10.86 0.00 0.85 0.40 0.02 87.87 01:11:01 PM 6 3.41 0.00 0.75 0.07 0.05 95.72 01:11:01 PM 7 4.60 0.00 1.91 1.93 0.05 91.51 01:12:01 PM all 19.73 0.00 1.48 0.96 0.07 77.76 01:12:01 PM 0 18.40 0.00 1.74 1.70 0.08 78.07 01:12:01 PM 1 22.29 0.00 1.30 0.72 0.10 75.59 01:12:01 PM 2 31.06 0.00 2.16 0.77 0.07 65.95 01:12:01 PM 3 22.63 0.00 1.76 1.91 0.07 73.64 01:12:01 PM 4 23.17 0.00 1.34 0.99 0.07 74.44 01:12:01 PM 5 6.98 0.00 1.14 0.55 0.08 91.25 01:12:01 PM 6 13.67 0.00 1.22 0.80 0.05 84.26 01:12:01 PM 7 19.67 0.00 1.20 0.20 0.05 78.88 Average: all 14.20 0.00 1.36 0.71 0.06 83.68 Average: 0 12.52 0.00 1.34 0.90 0.08 85.16 Average: 1 21.62 0.00 1.70 0.58 0.08 76.02 Average: 2 18.79 0.00 1.50 0.51 0.05 79.16 Average: 3 15.73 0.00 1.52 1.11 0.07 81.57 Average: 4 15.34 0.00 1.25 0.57 0.06 82.78 Average: 5 8.92 0.00 0.99 0.48 0.05 89.55 Average: 6 8.54 0.00 0.99 0.43 0.05 89.99 Average: 7 12.14 0.00 1.56 1.06 0.05 85.19