---> uname -a: Linux prd-centos8-docker-8c-8g-1088.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: 2799.974 BogoMIPS: 5599.94 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 956 28722 19 2211 30495 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:7a:d3:06 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.45/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86259sec preferred_lft 86259sec inet6 fe80::f816:3eff:fe7a:d306/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:5e:e8:e5:e1 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) 04/13/2026 _x86_64_ (8 CPU) 12:47:46 LINUX RESTART (8 CPU) 12:48:02 PM tps rtps wtps bread/s bwrtn/s 12:49:01 PM 198.31 22.51 175.79 5745.03 7579.37 12:50:01 PM 105.90 1.28 104.62 247.92 7801.85 Average: 151.72 11.81 139.91 2973.62 7691.53 12:48:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:49:01 PM 29657628 31281440 2998084 9.18 2688 1948744 1394608 4.14 146872 2426712 150848 12:50:01 PM 29462708 31275096 3193004 9.78 2688 2130452 1395400 4.14 330096 2412764 165268 Average: 29560168 31278268 3095544 9.48 2688 2039598 1395004 4.14 238484 2419738 158058 12:48:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:49:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:49:01 PM eth0 391.19 252.26 1814.41 74.94 0.00 0.00 0.00 0.00 12:49:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 PM eth0 61.70 46.25 685.99 12.26 0.00 0.00 0.00 0.00 12:50:01 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 225.07 148.40 1245.51 43.34 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) 04/13/2026 _x86_64_ (8 CPU) 12:47:46 LINUX RESTART (8 CPU) 12:48:02 PM CPU %user %nice %system %iowait %steal %idle 12:49:01 PM all 13.37 0.00 2.30 1.13 0.10 83.10 12:49:01 PM 0 5.91 0.00 3.19 2.19 0.21 88.50 12:49:01 PM 1 30.11 0.00 4.16 0.74 0.09 64.91 12:49:01 PM 2 10.61 0.00 1.47 4.49 0.07 83.36 12:49:01 PM 3 22.49 0.00 1.45 0.39 0.12 75.55 12:49:01 PM 4 9.91 0.00 3.51 0.03 0.05 86.50 12:49:01 PM 5 7.25 0.00 1.37 0.41 0.14 90.83 12:49:01 PM 6 11.31 0.00 1.88 0.28 0.05 86.48 12:49:01 PM 7 9.29 0.00 1.38 0.52 0.07 88.74 12:50:01 PM all 10.27 0.00 1.15 0.75 0.05 87.77 12:50:01 PM 0 6.88 0.00 0.95 0.80 0.07 91.30 12:50:01 PM 1 8.52 0.00 1.22 3.12 0.07 87.07 12:50:01 PM 2 12.51 0.00 1.40 0.08 0.05 85.95 12:50:01 PM 3 19.13 0.00 1.24 0.37 0.07 79.20 12:50:01 PM 4 6.35 0.00 1.05 0.70 0.05 91.85 12:50:01 PM 5 2.12 0.00 0.62 0.53 0.03 96.69 12:50:01 PM 6 11.46 0.00 1.13 0.15 0.05 87.21 12:50:01 PM 7 15.23 0.00 1.59 0.22 0.05 82.91 Average: all 11.80 0.00 1.71 0.94 0.08 85.48 Average: 0 6.41 0.00 2.04 1.48 0.14 89.94 Average: 1 19.12 0.00 2.66 1.96 0.08 76.19 Average: 2 11.57 0.00 1.44 2.26 0.06 84.67 Average: 3 20.79 0.00 1.34 0.38 0.09 77.39 Average: 4 8.10 0.00 2.26 0.37 0.05 89.21 Average: 5 4.66 0.00 0.99 0.47 0.08 93.80 Average: 6 11.39 0.00 1.50 0.21 0.05 86.85 Average: 7 12.31 0.00 1.48 0.36 0.06 85.78