---> uname -a: Linux prd-centos8-docker-4c-4g-12860.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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 11G 70G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 819 11665 19 3278 14594 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:e4:fe:88 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.190/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85855sec preferred_lft 85855sec inet6 fe80::f816:3eff:fee4:fe88/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b2:f4:98:51 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:b2ff:fef4:9851/64 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) 11/15/2025 _x86_64_ (4 CPU) 08:02:28 LINUX RESTART (4 CPU) 08:04:01 AM tps rtps wtps bread/s bwrtn/s 08:05:01 AM 214.85 20.03 194.82 3953.75 9405.26 08:06:01 AM 222.44 7.25 215.19 1026.65 12234.28 08:07:01 AM 26.45 0.05 26.40 1.07 7358.34 08:08:01 AM 6.36 1.05 5.31 85.44 395.57 08:09:01 AM 73.04 2.33 70.71 463.31 18402.60 08:10:01 AM 10.98 1.20 9.78 1590.27 1439.36 08:11:01 AM 21.43 0.08 21.35 9.86 6090.92 Average: 82.22 4.57 77.65 1018.59 7903.70 08:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:05:01 AM 13000976 14959220 3140556 19.46 2688 2167544 1417092 8.24 158792 2603388 198904 08:06:01 AM 11825808 14137916 4315724 26.74 2688 2513420 2123020 12.35 244720 3650576 214044 08:07:01 AM 10845440 13160772 5296092 32.81 2688 2516488 2624296 15.27 259852 4612744 972 08:08:01 AM 9943644 12269672 6197888 38.40 2688 2526796 3522840 20.49 269924 5499508 624 08:09:01 AM 9211004 11960000 6930528 42.94 2688 2939248 4054780 23.59 402864 6049504 100 08:10:01 AM 11303720 14257196 4837812 29.97 2688 3143536 1817508 10.57 452200 3919448 121152 08:11:01 AM 11930704 14922496 4210828 26.09 2688 3177860 1170804 6.81 648444 3088140 30992 Average: 11151614 13666753 4989918 30.91 2688 2712127 2390049 13.90 348114 4203330 80970 08:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:01 AM eth0 138.57 93.22 1389.22 28.78 0.00 0.00 0.00 0.00 08:05:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 AM eth0 400.43 309.39 4783.33 42.20 0.00 0.00 0.00 0.00 08:06:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 AM eth0 148.61 101.85 45.92 57.98 0.00 0.00 0.00 0.00 08:07:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 AM lo 6.05 6.05 0.76 0.76 0.00 0.00 0.00 0.00 08:08:01 AM eth0 149.25 94.42 45.59 54.57 0.00 0.00 0.00 0.00 08:08:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:09:01 AM lo 11.68 11.68 26.79 26.79 0.00 0.00 0.00 0.00 08:09:01 AM eth0 270.33 120.43 2835.97 13.73 0.00 0.00 0.00 0.00 08:09:01 AM docker0 0.13 0.23 0.01 0.02 0.00 0.00 0.00 0.00 08:09:01 AM veth128224b 0.13 0.38 0.01 0.03 0.00 0.00 0.00 0.00 08:09:01 AM br-0a170f6d3e84 5.61 5.56 25.61 0.93 0.00 0.00 0.00 0.00 08:10:01 AM lo 1.37 1.37 0.10 0.10 0.00 0.00 0.00 0.00 08:10:01 AM eth0 158.92 127.32 2460.85 11.91 0.00 0.00 0.00 0.00 08:10:01 AM docker0 0.08 0.10 0.00 0.01 0.00 0.00 0.00 0.00 08:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:11:01 AM eth0 147.24 100.68 219.52 130.49 0.00 0.00 0.00 0.00 08:11:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.73 2.73 3.95 3.95 0.00 0.00 0.00 0.00 Average: eth0 201.91 135.34 1683.02 48.53 0.00 0.00 0.00 0.00 Average: docker0 0.03 0.05 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) 11/15/2025 _x86_64_ (4 CPU) 08:02:28 LINUX RESTART (4 CPU) 08:04:01 AM CPU %user %nice %system %iowait %steal %idle 08:05:01 AM all 22.95 0.00 2.24 1.72 0.08 73.00 08:05:01 AM 0 36.24 0.00 3.02 1.35 0.08 59.30 08:05:01 AM 1 23.34 0.00 2.96 3.98 0.08 69.63 08:05:01 AM 2 14.09 0.00 1.19 0.59 0.08 84.06 08:05:01 AM 3 18.13 0.00 1.79 0.95 0.08 79.04 08:06:01 AM all 55.50 0.00 2.35 1.30 0.11 40.75 08:06:01 AM 0 47.51 0.00 3.46 2.17 0.12 46.74 08:06:01 AM 1 52.24 0.00 2.74 2.17 0.12 42.73 08:06:01 AM 2 66.47 0.00 1.29 0.35 0.12 31.77 08:06:01 AM 3 55.76 0.00 1.91 0.48 0.10 41.75 08:07:01 AM all 32.88 0.00 1.35 10.10 0.08 55.58 08:07:01 AM 0 30.89 0.00 1.47 0.02 0.08 67.55 08:07:01 AM 1 30.41 0.00 1.57 22.88 0.08 45.05 08:07:01 AM 2 32.56 0.00 1.03 14.82 0.07 51.52 08:07:01 AM 3 37.67 0.00 1.34 2.71 0.08 58.20 08:08:01 AM all 30.50 0.00 1.45 0.10 0.08 67.87 08:08:01 AM 0 19.36 0.00 1.69 0.00 0.07 78.89 08:08:01 AM 1 49.25 0.00 1.77 0.10 0.10 48.78 08:08:01 AM 2 24.40 0.00 1.35 0.17 0.08 74.00 08:08:01 AM 3 28.99 0.00 0.98 0.13 0.07 69.83 08:09:01 AM all 34.00 0.00 3.54 1.64 0.10 60.72 08:09:01 AM 0 46.42 0.00 5.47 1.02 0.10 46.99 08:09:01 AM 1 33.56 0.00 2.87 1.61 0.10 61.85 08:09:01 AM 2 28.49 0.00 2.62 1.24 0.08 67.57 08:09:01 AM 3 27.55 0.00 3.19 2.67 0.12 66.47 08:10:01 AM all 33.44 0.00 1.07 0.13 0.08 65.29 08:10:01 AM 0 29.43 0.00 1.05 0.20 0.08 69.23 08:10:01 AM 1 32.20 0.00 1.15 0.02 0.08 66.54 08:10:01 AM 2 35.04 0.00 0.85 0.05 0.07 63.99 08:10:01 AM 3 37.09 0.00 1.24 0.23 0.07 61.37 08:11:01 AM all 62.94 0.00 1.61 0.27 0.10 35.08 08:11:01 AM 0 30.63 0.00 2.43 0.73 0.10 66.10 08:11:01 AM 1 72.97 0.00 2.35 0.08 0.10 24.49 08:11:01 AM 2 72.80 0.00 0.67 0.00 0.10 26.43 08:11:01 AM 3 75.39 0.00 1.00 0.25 0.10 23.26 Average: all 38.90 0.00 1.94 2.18 0.09 56.89 Average: 0 34.34 0.00 2.65 0.79 0.09 62.13 Average: 1 42.01 0.00 2.20 4.41 0.10 51.28 Average: 2 39.14 0.00 1.28 2.46 0.09 57.03 Average: 3 40.11 0.00 1.63 1.06 0.09 57.11