---> uname -a: Linux prd-centos8-docker-8c-8g-3717.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 1698 27645 19 2546 29744 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:ec:59:b6 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.76/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86147sec preferred_lft 86147sec inet6 fe80::f816:3eff:feec:59b6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:28:48:5c:f6 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) 04/04/2026 _x86_64_ (8 CPU) 14:01:28 LINUX RESTART (8 CPU) 02:02:01 PM tps rtps wtps bread/s bwrtn/s 02:03:01 PM 199.28 2.80 196.48 586.34 10602.90 02:04:01 PM 106.25 1.73 104.52 663.89 11337.91 02:05:01 PM 44.82 1.98 42.84 69.04 5640.20 Average: 116.78 2.17 114.61 439.74 9193.55 02:02:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:03:01 PM 28037424 29963284 4618288 14.14 2688 2242712 2607380 7.74 167824 3985688 274236 02:04:01 PM 27495132 29586504 5160580 15.80 2688 2403124 3381388 10.03 222832 4448784 107748 02:05:01 PM 28394744 30532768 4260968 13.05 2688 2448656 1977280 5.87 275004 3496424 4 Average: 27975767 30027519 4679945 14.33 2688 2364831 2655349 7.88 221887 3976965 127329 02:02:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:03:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:03:01 PM eth0 260.01 197.45 3530.83 46.34 0.00 0.00 0.00 0.00 02:03:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:04:01 PM lo 1.12 1.12 0.12 0.12 0.00 0.00 0.00 0.00 02:04:01 PM eth0 148.64 123.98 1470.65 27.39 0.00 0.00 0.00 0.00 02:04:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:05:01 PM eth0 256.13 176.14 664.21 139.58 0.00 0.00 0.00 0.00 02:05:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.37 0.37 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 221.60 165.86 1888.59 71.11 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) 04/04/2026 _x86_64_ (8 CPU) 14:01:28 LINUX RESTART (8 CPU) 02:02:01 PM CPU %user %nice %system %iowait %steal %idle 02:03:01 PM all 18.72 0.00 1.28 0.50 0.06 79.43 02:03:01 PM 0 9.18 0.00 0.62 0.28 0.07 89.85 02:03:01 PM 1 17.40 0.00 1.37 0.99 0.07 80.18 02:03:01 PM 2 16.89 0.00 0.63 0.28 0.07 82.13 02:03:01 PM 3 30.82 0.00 2.54 0.72 0.07 65.85 02:03:01 PM 4 23.40 0.00 1.62 0.25 0.07 74.67 02:03:01 PM 5 8.99 0.00 1.04 0.69 0.07 89.21 02:03:01 PM 6 22.24 0.00 1.52 0.60 0.07 75.57 02:03:01 PM 7 20.84 0.00 0.90 0.17 0.05 78.04 02:04:01 PM all 43.55 0.00 1.52 0.32 0.12 54.50 02:04:01 PM 0 46.58 0.00 1.77 0.60 0.13 50.91 02:04:01 PM 1 46.65 0.00 1.24 0.18 0.13 51.79 02:04:01 PM 2 47.91 0.00 1.25 0.17 0.10 50.57 02:04:01 PM 3 33.56 0.00 1.35 0.50 0.13 64.46 02:04:01 PM 4 43.77 0.00 1.81 0.20 0.12 54.10 02:04:01 PM 5 38.41 0.00 1.40 0.35 0.08 59.75 02:04:01 PM 6 44.10 0.00 1.39 0.33 0.12 54.06 02:04:01 PM 7 47.38 0.00 1.92 0.23 0.12 50.35 02:05:01 PM all 20.07 0.00 1.02 0.12 0.06 78.74 02:05:01 PM 0 11.01 0.00 0.55 0.00 0.05 88.39 02:05:01 PM 1 13.19 0.00 1.67 0.05 0.07 85.02 02:05:01 PM 2 28.03 0.00 1.62 0.18 0.08 70.08 02:05:01 PM 3 28.15 0.00 0.63 0.05 0.07 71.10 02:05:01 PM 4 23.24 0.00 0.67 0.13 0.05 75.91 02:05:01 PM 5 17.32 0.00 0.70 0.47 0.05 81.46 02:05:01 PM 6 26.08 0.00 0.78 0.02 0.05 73.06 02:05:01 PM 7 13.45 0.00 1.52 0.03 0.05 84.94 Average: all 27.45 0.00 1.27 0.31 0.08 70.89 Average: 0 22.26 0.00 0.98 0.30 0.08 76.38 Average: 1 25.76 0.00 1.43 0.41 0.09 72.32 Average: 2 30.94 0.00 1.17 0.21 0.08 67.59 Average: 3 30.84 0.00 1.51 0.42 0.09 67.14 Average: 4 30.13 0.00 1.36 0.19 0.08 68.23 Average: 5 21.58 0.00 1.05 0.50 0.07 76.80 Average: 6 30.81 0.00 1.23 0.32 0.08 67.56 Average: 7 27.23 0.00 1.45 0.14 0.07 71.11