---> uname -a: Linux prd-centos8-docker-8c-8g-3570.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1065 27074 19 3750 30362 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:06:b9:fc brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.151/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:fe06:b9fc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f2:26:b5:13 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 inet6 fe80::42:f2ff:fe26:b513/64 scope link 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) 03:37:28 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 117.13 8.46 108.66 2510.10 6354.10 03:40:01 AM 441.27 16.48 424.79 2756.28 17098.65 03:41:01 AM 243.74 2.67 241.07 445.32 40494.30 03:42:01 AM 120.09 3.32 116.77 161.65 14937.70 Average: 230.55 7.73 222.82 1468.28 19720.99 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29443632 31278548 3212080 9.84 2688 2154976 1375184 4.08 148776 2625032 286776 03:40:01 AM 28231020 30455640 4424692 13.55 2688 2533312 2091612 6.21 237068 3688348 195716 03:41:01 AM 26106444 29300080 6549268 20.06 2688 3490532 3305124 9.81 577576 5418592 8056 03:42:01 AM 27761232 31127752 4894480 14.99 2688 3659152 1501884 4.46 839568 3499180 23268 Average: 27885582 30540505 4770130 14.61 2688 2959493 2068451 6.14 450747 3807788 128454 03:38:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 146.67 102.13 1726.18 31.50 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 469.93 412.25 4560.75 63.11 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 549.03 409.85 9141.73 45.09 0.00 0.00 0.00 0.00 03:41:01 AM docker0 6.56 9.80 0.37 275.56 0.00 0.00 0.00 0.00 03:41:01 AM vethaf6a574 3.57 4.93 0.24 133.99 0.00 0.00 0.00 0.01 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 255.89 268.82 248.17 2336.43 0.00 0.00 0.00 0.00 03:42:01 AM docker0 1.77 2.25 0.12 32.56 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 355.38 298.26 3919.05 619.10 0.00 0.00 0.00 0.00 Average: docker0 2.08 3.01 0.12 77.03 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) 03:37:28 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 9.20 0.00 1.04 0.36 0.05 89.36 03:39:01 AM 0 1.10 0.00 0.37 0.08 0.03 98.41 03:39:01 AM 1 7.64 0.00 0.88 0.67 0.05 90.75 03:39:01 AM 2 22.03 0.00 2.27 0.67 0.08 74.94 03:39:01 AM 3 2.26 0.00 0.42 0.30 0.07 96.95 03:39:01 AM 4 15.18 0.00 1.50 0.23 0.03 83.05 03:39:01 AM 5 12.00 0.00 1.24 0.40 0.03 86.33 03:39:01 AM 6 11.30 0.00 1.20 0.40 0.05 87.05 03:39:01 AM 7 2.04 0.00 0.43 0.13 0.02 97.38 03:40:01 AM all 22.69 0.00 1.64 1.87 0.09 73.72 03:40:01 AM 0 17.72 0.00 0.89 0.40 0.08 80.91 03:40:01 AM 1 26.17 0.00 1.69 1.09 0.10 70.95 03:40:01 AM 2 29.51 0.00 1.78 2.03 0.12 66.57 03:40:01 AM 3 21.81 0.00 1.88 2.19 0.08 74.04 03:40:01 AM 4 7.96 0.00 0.92 0.89 0.07 90.17 03:40:01 AM 5 34.06 0.00 2.61 4.45 0.12 58.76 03:40:01 AM 6 25.55 0.00 1.77 2.19 0.10 70.38 03:40:01 AM 7 18.72 0.00 1.57 1.69 0.08 77.93 03:41:01 AM all 22.87 0.00 2.21 2.70 0.09 72.14 03:41:01 AM 0 19.06 0.00 1.66 1.90 0.12 77.27 03:41:01 AM 1 27.70 0.00 2.98 8.88 0.10 60.35 03:41:01 AM 2 24.17 0.00 2.87 2.85 0.08 70.02 03:41:01 AM 3 22.94 0.00 2.40 1.29 0.08 73.28 03:41:01 AM 4 19.02 0.00 2.18 3.54 0.08 75.18 03:41:01 AM 5 27.62 0.00 1.86 1.22 0.08 69.22 03:41:01 AM 6 25.90 0.00 1.63 1.12 0.08 71.26 03:41:01 AM 7 16.51 0.00 2.07 0.79 0.10 80.53 03:42:01 AM all 11.61 0.00 2.21 0.76 0.07 85.34 03:42:01 AM 0 21.37 0.00 2.69 1.27 0.10 74.57 03:42:01 AM 1 10.21 0.00 2.51 1.51 0.07 85.70 03:42:01 AM 2 14.23 0.00 2.26 1.73 0.10 81.69 03:42:01 AM 3 7.56 0.00 2.27 0.18 0.07 89.92 03:42:01 AM 4 8.69 0.00 2.13 0.20 0.07 88.92 03:42:01 AM 5 10.03 0.00 1.94 0.28 0.05 87.70 03:42:01 AM 6 10.07 0.00 2.03 0.79 0.07 87.05 03:42:01 AM 7 10.76 0.00 1.84 0.13 0.07 87.19 Average: all 16.58 0.00 1.77 1.42 0.08 80.15 Average: 0 14.80 0.00 1.40 0.91 0.08 82.80 Average: 1 17.92 0.00 2.01 3.03 0.08 76.96 Average: 2 22.48 0.00 2.30 1.82 0.10 73.31 Average: 3 13.63 0.00 1.74 0.99 0.08 83.56 Average: 4 12.71 0.00 1.68 1.21 0.06 84.33 Average: 5 20.92 0.00 1.91 1.59 0.07 75.51 Average: 6 18.20 0.00 1.66 1.13 0.08 78.94 Average: 7 12.00 0.00 1.48 0.69 0.07 85.77