---> uname -a: Linux prd-centos8-docker-4c-4g-5518.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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.934 BogoMIPS: 5599.86 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 10G 71G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 753 12567 19 2439 14675 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:82:39:90 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.77/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86240sec preferred_lft 86240sec inet6 fe80::f816:3eff:fe82:3990/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:fe:89:66:4e 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 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 07/06/2026 _x86_64_ (4 CPU) 07:56:20 LINUX RESTART (4 CPU) 07:57:02 AM tps rtps wtps bread/s bwrtn/s 07:58:01 AM 134.34 14.71 119.62 3142.30 10100.90 07:59:01 AM 117.63 4.55 113.08 316.56 11146.57 Average: 125.92 9.59 116.33 1718.04 10627.95 07:57:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:58:01 AM 12913336 15008220 3225984 19.99 2688 2302284 1429380 8.32 157804 2681800 244716 07:59:01 AM 12832856 14995356 3306464 20.49 2688 2366392 1159168 6.74 377320 2527540 31292 Average: 12873096 15001788 3266224 20.24 2688 2334338 1294274 7.53 267562 2604670 138004 07:57:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:58:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:58:01 AM eth0 106.69 71.96 1679.40 18.03 0.00 0.00 0.00 0.00 07:58:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:59:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:59:01 AM eth0 90.99 84.07 635.42 21.16 0.00 0.00 0.00 0.00 07:59:01 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 98.77 78.07 1153.20 19.61 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 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 07/06/2026 _x86_64_ (4 CPU) 07:56:20 LINUX RESTART (4 CPU) 07:57:02 AM CPU %user %nice %system %iowait %steal %idle 07:58:01 AM all 16.69 0.00 1.70 2.56 0.08 78.97 07:58:01 AM 0 24.29 0.00 2.03 0.47 0.08 73.12 07:58:01 AM 1 20.34 0.00 2.04 5.78 0.08 71.76 07:58:01 AM 2 10.98 0.00 1.41 1.09 0.07 86.46 07:58:01 AM 3 11.13 0.00 1.33 2.91 0.07 84.57 07:59:01 AM all 20.89 0.00 2.18 1.03 0.08 75.81 07:59:01 AM 0 18.21 0.00 2.45 0.83 0.10 78.40 07:59:01 AM 1 24.14 0.00 1.30 0.27 0.07 74.22 07:59:01 AM 2 28.32 0.00 2.72 1.50 0.08 67.37 07:59:01 AM 3 12.89 0.00 2.26 1.52 0.08 83.25 Average: all 18.81 0.00 1.94 1.79 0.08 77.38 Average: 0 21.23 0.00 2.24 0.66 0.09 75.78 Average: 1 22.25 0.00 1.67 3.00 0.08 73.00 Average: 2 19.73 0.00 2.07 1.30 0.08 76.83 Average: 3 12.02 0.00 1.80 2.21 0.08 83.90