---> uname -a: Linux prd-centos8-docker-8c-8g-15227.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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: 2800.000 BogoMIPS: 5600.00 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: 31888 1058 26986 20 3842 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:d3:dd:10 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.85/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fed3:dd10/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c3:48:54:53 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:c3ff:fe48:5453/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 08/26/2026 _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 121.21 2.68 118.53 1642.92 9176.56 03:40:01 AM 402.73 16.39 386.34 2753.16 14528.49 03:41:01 AM 280.69 2.58 278.11 412.66 40329.57 03:42:01 AM 111.50 2.15 109.35 179.27 16044.37 Average: 229.04 5.95 223.09 1247.07 20019.52 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29338528 31261464 3314844 10.15 2688 2241448 1408652 4.18 148288 2707908 243436 03:40:01 AM 28189308 30455544 4464064 13.67 2688 2574700 2105636 6.25 222564 3736812 174332 03:41:01 AM 26297536 29575348 6355836 19.46 2688 3573624 2905068 8.62 497652 5297376 23892 03:42:01 AM 27700000 31156588 4953372 15.17 2688 3747064 1496368 4.44 841480 3545164 23420 Average: 27881343 30612236 4772029 14.61 2688 3034209 1978931 5.87 427496 3821815 116270 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 146.82 103.03 1729.52 29.69 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 391.40 345.98 3872.66 54.10 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 603.60 448.80 9687.46 52.35 0.00 0.00 0.00 0.00 03:41:01 AM docker0 3.48 5.46 0.21 142.07 0.00 0.00 0.00 0.00 03:41:01 AM veth48d75b6 3.48 5.51 0.25 142.08 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 260.98 272.89 382.26 2335.43 0.00 0.00 0.00 0.00 03:42:01 AM docker0 6.88 9.88 0.40 166.24 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 350.70 292.68 3917.97 617.87 0.00 0.00 0.00 0.00 Average: docker0 2.59 3.84 0.15 77.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 08/26/2026 _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 8.55 0.00 0.88 0.30 0.05 90.22 03:39:01 AM 0 2.38 0.00 0.32 0.10 0.05 97.15 03:39:01 AM 1 23.43 0.00 2.09 0.90 0.05 73.53 03:39:01 AM 2 7.47 0.00 0.55 0.27 0.07 91.65 03:39:01 AM 3 1.79 0.00 0.74 0.27 0.08 97.12 03:39:01 AM 4 1.75 0.00 0.43 0.15 0.05 97.61 03:39:01 AM 5 6.93 0.00 0.80 0.25 0.03 91.99 03:39:01 AM 6 9.51 0.00 0.93 0.28 0.02 89.25 03:39:01 AM 7 15.09 0.00 1.22 0.20 0.03 83.46 03:40:01 AM all 19.09 0.00 1.43 1.12 0.08 78.28 03:40:01 AM 0 20.85 0.00 1.30 0.57 0.07 77.22 03:40:01 AM 1 8.71 0.00 1.45 0.94 0.07 88.83 03:40:01 AM 2 16.09 0.00 2.26 3.06 0.08 78.51 03:40:01 AM 3 17.13 0.00 1.02 0.70 0.08 81.06 03:40:01 AM 4 21.01 0.00 1.72 1.34 0.08 75.84 03:40:01 AM 5 20.92 0.00 1.59 1.17 0.07 76.25 03:40:01 AM 6 32.08 0.00 0.72 0.20 0.08 66.92 03:40:01 AM 7 15.95 0.00 1.35 1.02 0.08 81.59 03:41:01 AM all 27.55 0.00 2.28 1.01 0.08 69.07 03:41:01 AM 0 37.27 0.00 2.06 0.17 0.08 60.42 03:41:01 AM 1 17.15 0.00 2.57 1.92 0.08 78.28 03:41:01 AM 2 19.54 0.00 1.90 1.50 0.08 76.99 03:41:01 AM 3 32.89 0.00 1.95 0.52 0.08 64.56 03:41:01 AM 4 18.35 0.00 2.35 0.76 0.07 78.48 03:41:01 AM 5 39.06 0.00 2.90 1.97 0.10 55.97 03:41:01 AM 6 18.41 0.00 1.36 0.64 0.07 79.53 03:41:01 AM 7 37.80 0.00 3.18 0.62 0.10 58.30 03:42:01 AM all 11.92 0.00 2.17 0.26 0.08 85.57 03:42:01 AM 0 7.44 0.00 1.89 0.35 0.08 90.23 03:42:01 AM 1 8.69 0.00 2.24 0.27 0.08 88.71 03:42:01 AM 2 18.41 0.00 2.49 0.27 0.08 78.74 03:42:01 AM 3 4.68 0.00 1.53 0.08 0.07 93.65 03:42:01 AM 4 8.61 0.00 1.98 0.13 0.08 89.20 03:42:01 AM 5 6.63 0.00 2.43 0.52 0.07 90.35 03:42:01 AM 6 23.14 0.00 2.62 0.35 0.07 73.82 03:42:01 AM 7 17.75 0.00 2.16 0.13 0.07 79.89 Average: all 16.76 0.00 1.69 0.67 0.07 80.80 Average: 0 16.96 0.00 1.39 0.30 0.07 81.28 Average: 1 14.50 0.00 2.09 1.00 0.07 82.34 Average: 2 15.37 0.00 1.80 1.27 0.08 81.48 Average: 3 14.11 0.00 1.31 0.39 0.08 84.11 Average: 4 12.42 0.00 1.62 0.59 0.07 85.29 Average: 5 18.34 0.00 1.93 0.98 0.07 78.69 Average: 6 20.79 0.00 1.41 0.37 0.06 77.38 Average: 7 21.62 0.00 1.97 0.49 0.07 75.84