---> uname -a: Linux prd-centos8-docker-8c-8g-1314.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 1001 28552 19 2336 30447 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:b2:a1:7c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.41/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86266sec preferred_lft 86266sec inet6 fe80::f816:3eff:feb2:a17c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:79:71:c1:19 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) 12:05:52 LINUX RESTART (8 CPU) 12:06:01 PM tps rtps wtps bread/s bwrtn/s 12:07:01 PM 248.42 33.46 214.96 7600.95 43220.74 12:08:01 PM 179.66 15.09 164.56 3268.38 13375.99 Average: 214.04 24.28 189.76 5434.66 28298.37 12:06:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:07:01 PM 29587660 31251372 3068052 9.40 2688 1987988 1450500 4.30 152764 2488324 179044 12:08:01 PM 29248184 31186652 3407528 10.43 2688 2253844 1479900 4.39 369660 2571968 24148 Average: 29417922 31219012 3237790 9.91 2688 2120916 1465200 4.35 261212 2530146 101596 12:06:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:07:01 PM eth0 407.23 266.08 1941.78 75.83 0.00 0.00 0.00 0.00 12:07:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:08:01 PM eth0 123.49 94.32 975.92 26.81 0.00 0.00 0.00 0.00 12:08:01 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 265.36 180.20 1458.85 51.32 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) 12:05:52 LINUX RESTART (8 CPU) 12:06:01 PM CPU %user %nice %system %iowait %steal %idle 12:07:01 PM all 13.47 0.00 2.76 3.22 0.09 80.46 12:07:01 PM 0 11.78 0.00 3.45 8.27 0.10 76.40 12:07:01 PM 1 9.20 0.00 3.12 2.28 0.08 85.31 12:07:01 PM 2 22.31 0.00 3.22 3.10 0.08 71.29 12:07:01 PM 3 9.39 0.00 2.03 4.18 0.12 84.29 12:07:01 PM 4 15.44 0.00 1.89 0.75 0.07 81.85 12:07:01 PM 5 16.04 0.00 2.83 1.26 0.08 79.79 12:07:01 PM 6 14.50 0.00 2.96 2.96 0.08 79.50 12:07:01 PM 7 9.09 0.00 2.57 2.95 0.08 85.30 12:08:01 PM all 11.96 0.00 1.30 0.86 0.07 85.81 12:08:01 PM 0 3.38 0.00 0.70 0.65 0.05 95.22 12:08:01 PM 1 13.98 0.00 1.37 1.27 0.07 83.31 12:08:01 PM 2 19.17 0.00 1.45 1.74 0.08 77.55 12:08:01 PM 3 5.26 0.00 0.72 0.62 0.07 93.33 12:08:01 PM 4 13.01 0.00 1.40 0.37 0.07 85.15 12:08:01 PM 5 21.78 0.00 2.62 1.17 0.08 74.34 12:08:01 PM 6 8.40 0.00 1.14 0.63 0.07 89.76 12:08:01 PM 7 10.73 0.00 1.02 0.40 0.05 87.80 Average: all 12.72 0.00 2.03 2.04 0.08 83.14 Average: 0 7.58 0.00 2.07 4.46 0.08 85.82 Average: 1 11.59 0.00 2.24 1.78 0.08 84.31 Average: 2 20.74 0.00 2.33 2.42 0.08 74.42 Average: 3 7.32 0.00 1.37 2.39 0.09 88.82 Average: 4 14.22 0.00 1.65 0.56 0.07 83.50 Average: 5 18.91 0.00 2.73 1.21 0.08 77.06 Average: 6 11.44 0.00 2.04 1.79 0.08 84.65 Average: 7 9.91 0.00 1.79 1.67 0.07 86.56