---> uname -a: Linux prd-centos8-docker-8c-8g-1320.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 1027 28133 19 2730 30415 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:85:03:ee brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.157/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86218sec preferred_lft 86218sec inet6 fe80::f816:3eff:fe85:3ee/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3d:63:06:e5 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) 05/19/2026 _x86_64_ (8 CPU) 12:09:22 LINUX RESTART (8 CPU) 12:10:03 PM tps rtps wtps bread/s bwrtn/s 12:11:01 PM 245.14 17.99 227.15 4010.07 11796.42 12:12:01 PM 190.85 2.73 188.12 558.84 17728.65 Average: 217.54 10.23 207.30 2255.36 14812.54 12:10:03 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:11:01 PM 28682892 30746628 3972820 12.17 2688 2378800 1750916 5.19 185380 3318024 282248 12:12:01 PM 28890512 31223884 3765200 11.53 2688 2642180 1390896 4.13 442340 2826008 74288 Average: 28786702 30985256 3869010 11.85 2688 2510490 1570906 4.66 313860 3072016 178268 12:10:03 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:11:01 PM eth0 328.78 249.83 3750.45 42.34 0.00 0.00 0.00 0.00 12:11:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:12:01 PM eth0 305.77 234.29 3712.27 35.58 0.00 0.00 0.00 0.00 12:12:01 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 317.08 241.93 3731.04 38.90 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) 05/19/2026 _x86_64_ (8 CPU) 12:09:22 LINUX RESTART (8 CPU) 12:10:03 PM CPU %user %nice %system %iowait %steal %idle 12:11:01 PM all 17.45 0.00 1.34 0.71 0.06 80.44 12:11:01 PM 0 18.30 0.00 1.99 0.60 0.05 79.06 12:11:01 PM 1 25.67 0.00 1.95 1.24 0.10 71.02 12:11:01 PM 2 7.77 0.00 1.06 0.66 0.07 90.45 12:11:01 PM 3 13.95 0.00 1.16 0.47 0.05 84.37 12:11:01 PM 4 11.33 0.00 1.12 1.21 0.05 86.28 12:11:01 PM 5 28.19 0.00 1.00 0.36 0.07 70.38 12:11:01 PM 6 23.75 0.00 1.66 1.04 0.07 73.48 12:11:01 PM 7 10.57 0.00 0.74 0.12 0.05 88.51 12:12:01 PM all 28.61 0.00 1.13 0.55 0.08 69.63 12:12:01 PM 0 27.94 0.00 1.20 0.55 0.08 70.22 12:12:01 PM 1 42.54 0.00 0.63 0.07 0.08 56.67 12:12:01 PM 2 19.52 0.00 0.94 0.15 0.07 79.33 12:12:01 PM 3 34.58 0.00 1.54 0.48 0.08 63.32 12:12:01 PM 4 28.61 0.00 1.44 0.97 0.07 68.91 12:12:01 PM 5 23.96 0.00 0.99 0.45 0.08 74.52 12:12:01 PM 6 22.30 0.00 0.84 0.84 0.07 75.96 12:12:01 PM 7 29.41 0.00 1.47 0.90 0.08 68.14 Average: all 23.12 0.00 1.23 0.63 0.07 74.95 Average: 0 23.20 0.00 1.59 0.58 0.07 74.56 Average: 1 34.26 0.00 1.28 0.65 0.09 63.72 Average: 2 13.74 0.00 0.99 0.40 0.07 84.79 Average: 3 24.43 0.00 1.35 0.48 0.07 73.67 Average: 4 20.11 0.00 1.28 1.09 0.06 77.45 Average: 5 26.04 0.00 0.99 0.41 0.08 72.48 Average: 6 23.01 0.00 1.24 0.94 0.07 74.74 Average: 7 20.15 0.00 1.11 0.52 0.07 78.15