---> uname -a: Linux prd-centos8-docker-8c-8g-6800.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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 1539 27711 20 2637 29898 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:cb:bb:9e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.84/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86142sec preferred_lft 86142sec inet6 fe80::f816:3eff:fecb:bb9e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d2:58:e6:f4 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) 10/03/2026 _x86_64_ (8 CPU) 14:01:34 LINUX RESTART (8 CPU) 02:02:01 PM tps rtps wtps bread/s bwrtn/s 02:03:01 PM 147.29 7.72 139.58 1226.73 8090.93 02:04:01 PM 207.31 2.72 204.60 955.01 17220.44 02:05:01 PM 50.78 1.90 48.88 50.52 4997.90 Average: 135.13 4.11 131.02 744.06 10103.20 02:02:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:03:01 PM 29280784 31156852 3372588 10.33 2688 2194048 1968464 5.84 150688 2764556 300160 02:04:01 PM 27511448 29637248 5141924 15.75 2688 2436804 2757860 8.18 214160 4428508 68164 02:05:01 PM 28460452 30690176 4192920 12.84 2688 2538656 1785508 5.30 274580 3415912 42948 Average: 28417561 30494759 4235811 12.97 2688 2389836 2170611 6.44 213143 3536325 137091 02:02:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:03:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:03:01 PM eth0 145.98 94.58 1864.78 30.47 0.00 0.00 0.00 0.00 02:03:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:04:01 PM lo 1.12 1.12 0.12 0.12 0.00 0.00 0.00 0.00 02:04:01 PM eth0 265.86 227.91 3000.33 41.34 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 272.96 203.97 1118.98 146.11 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 0.37 0.37 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 228.27 175.49 1994.70 72.64 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) 10/03/2026 _x86_64_ (8 CPU) 14:01:34 LINUX RESTART (8 CPU) 02:02:01 PM CPU %user %nice %system %iowait %steal %idle 02:03:01 PM all 10.69 0.00 1.18 0.53 0.00 87.59 02:03:01 PM 0 7.49 0.00 0.77 0.40 0.00 91.34 02:03:01 PM 1 18.87 0.00 1.44 0.27 0.00 79.43 02:03:01 PM 2 7.69 0.00 0.73 0.23 0.00 91.34 02:03:01 PM 3 17.15 0.00 1.82 0.25 0.02 80.76 02:03:01 PM 4 5.11 0.00 0.57 0.10 0.00 94.22 02:03:01 PM 5 6.83 0.00 1.22 0.13 0.00 91.81 02:03:01 PM 6 17.89 0.00 2.24 2.22 0.02 77.63 02:03:01 PM 7 4.47 0.00 0.65 0.65 0.00 94.22 02:04:01 PM all 37.58 0.00 1.69 0.66 0.02 60.05 02:04:01 PM 0 43.55 0.00 1.59 0.25 0.02 54.59 02:04:01 PM 1 33.17 0.00 1.92 1.04 0.02 63.86 02:04:01 PM 2 21.92 0.00 1.42 0.39 0.02 76.26 02:04:01 PM 3 48.14 0.00 1.54 0.75 0.02 49.56 02:04:01 PM 4 42.26 0.00 2.24 1.46 0.03 54.01 02:04:01 PM 5 31.38 0.00 1.02 0.43 0.02 67.15 02:04:01 PM 6 35.19 0.00 2.36 0.80 0.02 61.63 02:04:01 PM 7 44.99 0.00 1.44 0.18 0.03 53.35 02:05:01 PM all 34.86 0.00 1.68 0.13 0.01 63.33 02:05:01 PM 0 37.05 0.00 1.74 0.12 0.02 61.08 02:05:01 PM 1 36.27 0.00 2.23 0.23 0.02 61.25 02:05:01 PM 2 34.55 0.00 1.84 0.15 0.02 63.44 02:05:01 PM 3 32.75 0.00 1.39 0.07 0.02 65.78 02:05:01 PM 4 44.21 0.00 1.97 0.15 0.02 53.65 02:05:01 PM 5 28.25 0.00 1.57 0.12 0.00 70.06 02:05:01 PM 6 40.27 0.00 1.19 0.15 0.00 58.39 02:05:01 PM 7 25.47 0.00 1.51 0.03 0.00 72.99 Average: all 27.70 0.00 1.52 0.44 0.01 70.33 Average: 0 29.35 0.00 1.36 0.26 0.01 69.01 Average: 1 29.43 0.00 1.86 0.51 0.01 68.18 Average: 2 21.37 0.00 1.33 0.26 0.01 77.03 Average: 3 32.67 0.00 1.58 0.36 0.02 65.38 Average: 4 30.52 0.00 1.59 0.57 0.02 67.30 Average: 5 22.15 0.00 1.27 0.23 0.01 76.34 Average: 6 31.11 0.00 1.93 1.06 0.01 65.89 Average: 7 24.99 0.00 1.20 0.29 0.01 73.51