---> uname -a: Linux prd-centos8-docker-8c-8g-1324.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 1000 28156 19 2733 30441 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:c1:a0:61 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.236/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86215sec preferred_lft 86215sec inet6 fe80::f816:3eff:fec1:a061/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b0:b9:06:11 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) 12:18:08 LINUX RESTART (8 CPU) 12:19:02 PM tps rtps wtps bread/s bwrtn/s 12:20:01 PM 297.83 18.26 279.57 3960.69 15637.55 12:21:01 PM 115.28 2.20 113.08 554.62 11912.63 Average: 205.79 10.16 195.62 2243.35 13759.44 12:19:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:20:01 PM 28583944 30698648 4071760 12.47 2688 2427556 1809728 5.37 216952 3363928 172776 12:21:01 PM 28880064 31216712 3775640 11.56 2688 2644328 1436168 4.26 455160 2816244 72640 Average: 28732004 30957680 3923700 12.02 2688 2535942 1622948 4.82 336056 3090086 122708 12:19:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:20:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:01 PM eth0 336.39 272.91 3702.61 47.91 0.00 0.00 0.00 0.00 12:20:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:21:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:21:01 PM eth0 209.28 152.37 3040.06 25.02 0.00 0.00 0.00 0.00 12:21:01 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 272.30 212.13 3368.55 36.37 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) 12:18:08 LINUX RESTART (8 CPU) 12:19:02 PM CPU %user %nice %system %iowait %steal %idle 12:20:01 PM all 18.86 0.00 1.42 1.25 0.09 78.39 12:20:01 PM 0 24.89 0.00 1.14 0.37 0.10 73.50 12:20:01 PM 1 18.63 0.00 1.67 1.09 0.08 78.53 12:20:01 PM 2 30.39 0.00 3.25 2.13 0.10 64.13 12:20:01 PM 3 20.68 0.00 1.31 2.32 0.09 75.60 12:20:01 PM 4 18.23 0.00 1.09 1.07 0.07 79.54 12:20:01 PM 5 13.51 0.00 0.73 0.41 0.09 85.26 12:20:01 PM 6 7.46 0.00 1.05 1.89 0.09 89.51 12:20:01 PM 7 17.05 0.00 1.12 0.73 0.09 81.01 12:21:01 PM all 24.84 0.00 1.12 0.61 0.09 73.35 12:21:01 PM 0 26.55 0.00 1.09 0.22 0.08 72.06 12:21:01 PM 1 35.05 0.00 1.72 1.87 0.10 61.26 12:21:01 PM 2 29.09 0.00 1.17 0.82 0.10 68.82 12:21:01 PM 3 18.48 0.00 1.39 0.28 0.08 79.77 12:21:01 PM 4 24.34 0.00 1.14 0.17 0.07 74.29 12:21:01 PM 5 23.51 0.00 0.94 0.80 0.12 74.64 12:21:01 PM 6 14.10 0.00 0.80 0.67 0.07 84.36 12:21:01 PM 7 27.64 0.00 0.68 0.02 0.07 71.60 Average: all 21.88 0.00 1.27 0.93 0.09 75.85 Average: 0 25.73 0.00 1.11 0.29 0.09 72.77 Average: 1 26.91 0.00 1.69 1.48 0.09 69.82 Average: 2 29.73 0.00 2.20 1.47 0.10 66.50 Average: 3 19.57 0.00 1.35 1.29 0.08 77.70 Average: 4 21.31 0.00 1.11 0.62 0.07 76.89 Average: 5 18.56 0.00 0.84 0.61 0.10 79.90 Average: 6 10.81 0.00 0.93 1.27 0.08 86.91 Average: 7 22.39 0.00 0.90 0.37 0.08 76.26