---> uname -a: Linux prd-centos8-docker-8c-8g-8923.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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: 31888 1439 27806 19 2641 29998 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:bb:a0:dc brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.191/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86151sec preferred_lft 86151sec inet6 fe80::f816:3eff:febb:a0dc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:19:aa:c5:ee 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 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 07/11/2026 _x86_64_ (8 CPU) 14:01:22 LINUX RESTART (8 CPU) 02:02:02 PM tps rtps wtps bread/s bwrtn/s 02:03:02 PM 199.81 2.66 197.15 588.41 11252.12 02:04:01 PM 115.86 1.80 114.07 677.17 13787.32 02:05:01 PM 45.03 1.97 43.07 60.25 5770.53 Average: 119.81 2.14 117.67 439.79 10244.52 02:02:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:03:02 PM 27928564 29948716 4724808 14.47 2688 2334296 2754232 8.17 169808 4079056 335164 02:04:01 PM 27064332 29251916 5589040 17.12 2688 2496412 3185452 9.45 224316 4863404 108052 02:05:01 PM 28494928 30727172 4158444 12.74 2688 2539884 1797476 5.33 450740 3207504 7508 Average: 27829275 29975935 4824097 14.77 2688 2456864 2579053 7.65 281621 4049988 150241 02:02:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:03:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:03:02 PM eth0 293.78 224.26 3742.06 51.72 0.00 0.00 0.00 0.00 02:03:02 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:04:01 PM lo 1.08 1.08 0.12 0.12 0.00 0.00 0.00 0.00 02:04:01 PM eth0 184.58 150.45 1523.50 34.78 0.00 0.00 0.00 0.00 02:04:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:05:01 PM eth0 259.11 172.98 648.05 141.74 0.00 0.00 0.00 0.00 02:05:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.36 0.36 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 245.90 182.51 1963.80 76.45 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 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 07/11/2026 _x86_64_ (8 CPU) 14:01:22 LINUX RESTART (8 CPU) 02:02:02 PM CPU %user %nice %system %iowait %steal %idle 02:03:02 PM all 18.12 0.00 1.26 0.48 0.07 80.08 02:03:02 PM 0 8.54 0.00 1.04 0.80 0.09 89.53 02:03:02 PM 1 22.06 0.00 1.66 0.98 0.07 75.22 02:03:02 PM 2 22.27 0.00 2.13 0.46 0.09 75.06 02:03:02 PM 3 27.46 0.00 2.60 0.87 0.07 69.01 02:03:02 PM 4 22.76 0.00 1.04 0.19 0.05 75.96 02:03:02 PM 5 4.84 0.00 0.53 0.27 0.05 94.31 02:03:02 PM 6 21.58 0.00 0.66 0.07 0.05 77.64 02:03:02 PM 7 15.43 0.00 0.41 0.22 0.07 83.87 02:04:01 PM all 43.79 0.00 1.49 0.29 0.09 54.34 02:04:01 PM 0 52.24 0.00 1.24 0.10 0.08 46.33 02:04:01 PM 1 44.69 0.00 1.36 0.54 0.08 53.33 02:04:01 PM 2 42.83 0.00 1.51 0.48 0.08 55.10 02:04:01 PM 3 52.11 0.00 1.77 0.17 0.07 45.89 02:04:01 PM 4 38.94 0.00 1.41 0.24 0.10 59.31 02:04:01 PM 5 36.07 0.00 1.11 0.19 0.10 62.54 02:04:01 PM 6 42.02 0.00 1.92 0.58 0.10 55.38 02:04:01 PM 7 41.42 0.00 1.60 0.05 0.09 56.84 02:05:01 PM all 19.46 0.00 1.03 0.14 0.06 79.32 02:05:01 PM 0 12.99 0.00 0.72 0.07 0.05 86.17 02:05:01 PM 1 13.08 0.00 1.34 0.70 0.07 84.81 02:05:01 PM 2 15.39 0.00 1.24 0.05 0.07 83.25 02:05:01 PM 3 23.39 0.00 1.07 0.03 0.07 75.44 02:05:01 PM 4 19.15 0.00 0.87 0.03 0.05 79.89 02:05:01 PM 5 30.01 0.00 1.05 0.05 0.07 68.82 02:05:01 PM 6 27.06 0.00 1.34 0.10 0.05 71.45 02:05:01 PM 7 14.58 0.00 0.58 0.05 0.03 84.76 Average: all 27.08 0.00 1.26 0.30 0.07 71.29 Average: 0 24.55 0.00 1.00 0.32 0.07 74.06 Average: 1 26.54 0.00 1.45 0.74 0.07 71.19 Average: 2 26.77 0.00 1.62 0.33 0.08 71.20 Average: 3 34.26 0.00 1.81 0.36 0.07 63.51 Average: 4 26.90 0.00 1.10 0.15 0.07 71.77 Average: 5 23.67 0.00 0.90 0.17 0.07 75.19 Average: 6 30.20 0.00 1.31 0.25 0.07 68.18 Average: 7 23.75 0.00 0.86 0.11 0.06 75.22