---> uname -a: Linux prd-centos8-docker-8c-8g-3294.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 982 28705 19 2202 30469 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:89:1a:6a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.254/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86259sec preferred_lft 86259sec inet6 fe80::f816:3eff:fe89:1a6a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:67:83:0e:73 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) 04/02/2026 _x86_64_ (8 CPU) 14:04:39 LINUX RESTART (8 CPU) 02:05:01 PM tps rtps wtps bread/s bwrtn/s 02:06:01 PM 236.59 6.60 229.99 1059.25 7695.67 02:07:01 PM 91.83 3.20 88.64 191.43 8621.03 Average: 164.22 4.90 159.32 625.38 8158.31 02:05:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:06:01 PM 29543036 31277780 3112668 9.53 2688 2054064 1401192 4.16 148908 2521072 217968 02:07:01 PM 29399564 31205348 3256140 9.97 2688 2123756 1443276 4.28 331344 2466452 81368 Average: 29471300 31241564 3184404 9.75 2688 2088910 1422234 4.22 240126 2493762 149668 02:05:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:06:01 PM eth0 166.18 122.26 1400.33 29.50 0.00 0.00 0.00 0.00 02:06:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:07:01 PM eth0 49.24 32.56 416.28 9.82 0.00 0.00 0.00 0.00 02:07:01 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 107.71 77.41 908.35 19.66 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) 04/02/2026 _x86_64_ (8 CPU) 14:04:39 LINUX RESTART (8 CPU) 02:05:01 PM CPU %user %nice %system %iowait %steal %idle 02:06:01 PM all 9.43 0.00 1.15 0.67 0.05 88.71 02:06:01 PM 0 11.64 0.00 2.19 2.94 0.07 83.16 02:06:01 PM 1 9.77 0.00 0.99 0.62 0.07 88.56 02:06:01 PM 2 9.50 0.00 0.94 0.35 0.05 89.16 02:06:01 PM 3 12.43 0.00 1.32 0.42 0.07 85.77 02:06:01 PM 4 1.65 0.00 0.37 0.05 0.03 97.89 02:06:01 PM 5 13.18 0.00 1.64 0.32 0.03 84.84 02:06:01 PM 6 6.74 0.00 0.75 0.50 0.02 91.99 02:06:01 PM 7 10.52 0.00 1.03 0.13 0.03 88.28 02:07:01 PM all 7.43 0.00 0.84 0.38 0.05 91.30 02:07:01 PM 0 2.35 0.00 0.62 0.40 0.07 96.56 02:07:01 PM 1 22.30 0.00 1.23 0.97 0.07 75.43 02:07:01 PM 2 13.43 0.00 1.38 0.65 0.05 84.48 02:07:01 PM 3 3.69 0.00 0.77 0.27 0.05 95.23 02:07:01 PM 4 2.05 0.00 0.57 0.03 0.05 97.30 02:07:01 PM 5 7.19 0.00 1.07 0.52 0.03 91.19 02:07:01 PM 6 0.87 0.00 0.32 0.00 0.03 98.78 02:07:01 PM 7 7.57 0.00 0.80 0.20 0.03 91.40 Average: all 8.43 0.00 1.00 0.52 0.05 90.00 Average: 0 7.00 0.00 1.40 1.67 0.07 89.86 Average: 1 16.04 0.00 1.11 0.79 0.07 81.99 Average: 2 11.47 0.00 1.16 0.50 0.05 86.82 Average: 3 8.06 0.00 1.04 0.34 0.06 90.50 Average: 4 1.85 0.00 0.47 0.04 0.04 97.59 Average: 5 10.18 0.00 1.35 0.42 0.03 88.02 Average: 6 3.81 0.00 0.53 0.25 0.03 95.39 Average: 7 9.05 0.00 0.92 0.17 0.03 89.84