---> uname -a: Linux prd-centos8-docker-8c-8g-12740.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 25M 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 994 28165 27 2728 30439 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:96:9f:eb brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.166/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86246sec preferred_lft 86246sec inet6 fe80::f816:3eff:fe96:9feb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f6:cc:b5:1c 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) 07/14/2026 _x86_64_ (8 CPU) 10:10:43 LINUX RESTART (8 CPU) 10:11:01 AM tps rtps wtps bread/s bwrtn/s 10:12:01 AM 234.41 8.00 226.41 1468.19 9046.85 10:13:01 AM 279.59 17.29 262.30 3769.28 23301.85 Average: 257.00 12.65 244.35 2618.74 16174.35 10:11:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:12:01 AM 29377616 31190760 3275756 10.03 2688 2138984 1496188 4.44 153840 2670472 263620 10:13:01 AM 28874768 31201432 3778604 11.57 2688 2644512 1438764 4.27 389712 2898572 65672 Average: 29126192 31196096 3527180 10.80 2688 2391748 1467476 4.35 271776 2784522 164646 10:11:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:12:01 AM eth0 150.05 101.68 1395.88 29.94 0.00 0.00 0.00 0.00 10:12:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:13:01 AM eth0 462.91 343.97 5825.22 57.00 0.00 0.00 0.00 0.00 10:13:01 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 306.48 222.83 3610.55 43.47 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) 07/14/2026 _x86_64_ (8 CPU) 10:10:43 LINUX RESTART (8 CPU) 10:11:01 AM CPU %user %nice %system %iowait %steal %idle 10:12:01 AM all 9.95 0.00 1.28 0.59 0.05 88.14 10:12:01 AM 0 5.69 0.00 0.82 0.13 0.08 93.27 10:12:01 AM 1 11.20 0.00 1.22 0.35 0.05 87.18 10:12:01 AM 2 12.54 0.00 1.67 0.53 0.05 85.21 10:12:01 AM 3 3.96 0.00 1.39 2.41 0.03 92.20 10:12:01 AM 4 12.59 0.00 1.00 0.48 0.07 85.86 10:12:01 AM 5 27.06 0.00 2.74 0.37 0.05 69.78 10:12:01 AM 6 5.03 0.00 0.75 0.42 0.03 93.77 10:12:01 AM 7 1.50 0.00 0.62 0.03 0.03 97.81 10:13:01 AM all 16.22 0.00 1.64 0.83 0.07 81.24 10:13:01 AM 0 10.01 0.00 1.19 0.57 0.08 88.15 10:13:01 AM 1 26.46 0.00 2.75 1.34 0.08 69.37 10:13:01 AM 2 12.03 0.00 1.47 1.20 0.08 85.21 10:13:01 AM 3 15.14 0.00 1.26 1.14 0.07 82.40 10:13:01 AM 4 16.47 0.00 1.74 0.70 0.07 81.02 10:13:01 AM 5 19.70 0.00 1.76 0.38 0.08 78.08 10:13:01 AM 6 19.06 0.00 1.69 0.75 0.05 78.45 10:13:01 AM 7 10.88 0.00 1.25 0.55 0.05 87.27 Average: all 13.08 0.00 1.46 0.71 0.06 84.69 Average: 0 7.85 0.00 1.00 0.35 0.08 90.72 Average: 1 18.82 0.00 1.98 0.84 0.07 78.28 Average: 2 12.28 0.00 1.57 0.87 0.07 85.21 Average: 3 9.55 0.00 1.32 1.77 0.05 87.30 Average: 4 14.53 0.00 1.37 0.59 0.07 83.44 Average: 5 23.38 0.00 2.25 0.38 0.07 73.93 Average: 6 12.04 0.00 1.22 0.58 0.04 86.11 Average: 7 6.19 0.00 0.94 0.29 0.04 92.54