---> uname -a: Linux prd-centos8-docker-4c-4g-2555.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 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 809 11642 19 3311 14604 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:c7:de:de brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.248/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85839sec preferred_lft 85839sec inet6 fe80::f816:3eff:fec7:dede/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f1:80:a6:6b 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:f1ff:fe80:a66b/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) 01/24/2026 _x86_64_ (4 CPU) 08:02:24 LINUX RESTART (4 CPU) 08:03:01 AM tps rtps wtps bread/s bwrtn/s 08:04:01 AM 115.93 14.33 101.60 3046.45 6904.20 08:05:01 AM 122.91 4.23 118.68 260.36 9014.90 08:06:01 AM 110.90 3.21 107.69 767.11 4356.42 08:07:01 AM 25.17 0.00 25.17 0.00 6388.44 08:08:01 AM 11.41 1.03 10.38 85.32 369.24 08:09:01 AM 79.16 2.30 76.86 463.50 15201.68 08:10:01 AM 20.02 0.97 19.05 1586.94 3905.18 08:11:01 AM 141.43 0.27 141.16 3.86 9040.90 Average: 78.37 3.29 75.08 776.73 6897.49 08:03:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:04:01 AM 13038752 14989552 3102780 19.22 2688 2160248 1404336 8.17 158404 2566316 190608 08:05:01 AM 12864304 14881864 3277228 20.30 2688 2224344 1272012 7.40 166228 2714612 15700 08:06:01 AM 11180496 13495944 4961036 30.73 2688 2516648 2251356 13.10 254364 4285168 182756 08:07:01 AM 10722904 13041596 5418628 33.57 2688 2519704 2607284 15.17 262872 4732380 148 08:08:01 AM 9176704 11515384 6964828 43.15 2688 2539096 4141884 24.09 272160 6261508 1304 08:09:01 AM 6679500 9563364 9462032 58.62 2688 3073636 12811888 74.53 383932 8567372 98444 08:10:01 AM 11591944 14582724 4549588 28.19 2688 3180752 1514304 8.81 447576 3640576 185312 08:11:01 AM 10329412 13406800 5812120 36.01 2688 3259752 2453756 14.27 476444 4852556 38464 Average: 10698002 13184654 5443530 33.72 2688 2684272 3557102 20.69 302748 4702561 89092 08:03:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:04:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:04:01 AM eth0 90.69 64.31 1148.67 16.67 0.00 0.00 0.00 0.00 08:04:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 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 96.00 92.15 857.43 15.89 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 316.08 241.36 4086.45 28.43 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 151.10 105.36 52.48 65.07 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 3.77 3.77 0.50 0.50 0.00 0.00 0.00 0.00 08:08:01 AM eth0 150.36 100.37 57.76 64.14 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 12.38 12.38 26.75 26.75 0.00 0.00 0.00 0.00 08:09:01 AM eth0 257.20 121.21 2832.56 13.11 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 veth5720bb2 0.13 0.38 0.01 0.03 0.00 0.00 0.00 0.00 08:09:01 AM br-7f77becfc5fe 5.91 5.71 25.61 0.93 0.00 0.00 0.00 0.00 08:09:01 AM vethb145cc6 6.20 5.51 25.69 0.89 0.00 0.00 0.00 0.00 08:09:01 AM veth3d340e3 11.18 11.96 26.56 26.62 0.00 0.00 0.00 0.00 08:10:01 AM lo 2.43 2.43 0.16 0.16 0.00 0.00 0.00 0.00 08:10:01 AM eth0 166.91 125.45 3128.15 11.27 0.00 0.00 0.00 0.00 08:10:01 AM docker0 0.10 0.12 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 19.19 19.54 3.15 30.74 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 2.32 2.32 3.43 3.43 0.00 0.00 0.00 0.00 Average: eth0 155.96 108.74 1521.26 30.66 0.00 0.00 0.00 0.00 Average: docker0 0.03 0.04 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) 01/24/2026 _x86_64_ (4 CPU) 08:02:24 LINUX RESTART (4 CPU) 08:03:01 AM CPU %user %nice %system %iowait %steal %idle 08:04:01 AM all 18.17 0.00 1.56 11.19 0.08 69.00 08:04:01 AM 0 35.23 0.00 2.73 7.61 0.08 54.35 08:04:01 AM 1 5.53 0.00 0.70 0.63 0.08 93.05 08:04:01 AM 2 16.09 0.00 1.42 15.27 0.08 67.13 08:04:01 AM 3 15.96 0.00 1.39 21.24 0.07 61.35 08:05:01 AM all 8.16 0.00 0.78 37.89 0.05 53.12 08:05:01 AM 0 6.41 0.00 1.49 72.27 0.07 19.77 08:05:01 AM 1 11.83 0.00 0.27 5.14 0.03 82.74 08:05:01 AM 2 6.43 0.00 0.60 55.14 0.05 37.78 08:05:01 AM 3 7.95 0.00 0.77 19.04 0.07 72.17 08:06:01 AM all 60.39 0.00 1.93 0.43 0.10 37.15 08:06:01 AM 0 56.05 0.00 1.92 0.45 0.10 41.48 08:06:01 AM 1 70.54 0.00 1.30 0.15 0.08 27.93 08:06:01 AM 2 59.78 0.00 2.62 0.67 0.10 36.83 08:06:01 AM 3 55.21 0.00 1.87 0.47 0.10 42.36 08:07:01 AM all 25.57 0.00 1.33 0.41 0.07 72.62 08:07:01 AM 0 30.12 0.00 0.85 0.05 0.07 68.91 08:07:01 AM 1 25.14 0.00 1.50 0.03 0.07 73.26 08:07:01 AM 2 24.41 0.00 1.54 1.50 0.07 72.48 08:07:01 AM 3 22.61 0.00 1.44 0.05 0.07 75.84 08:08:01 AM all 35.61 0.00 1.75 0.10 0.09 62.44 08:08:01 AM 0 30.47 0.00 1.79 0.07 0.08 67.59 08:08:01 AM 1 27.92 0.00 1.64 0.07 0.08 70.29 08:08:01 AM 2 30.37 0.00 1.25 0.07 0.08 68.23 08:08:01 AM 3 53.68 0.00 2.32 0.22 0.10 43.68 08:09:01 AM all 36.68 0.00 3.68 1.85 0.11 57.69 08:09:01 AM 0 33.70 0.00 5.13 1.13 0.10 59.95 08:09:01 AM 1 28.49 0.00 3.17 2.38 0.10 65.86 08:09:01 AM 2 34.15 0.00 2.84 1.08 0.10 61.83 08:09:01 AM 3 50.34 0.00 3.60 2.81 0.12 43.14 08:10:01 AM all 27.64 0.00 1.41 0.25 0.07 70.63 08:10:01 AM 0 25.36 0.00 1.50 0.05 0.07 73.02 08:10:01 AM 1 25.10 0.00 1.61 0.77 0.07 72.46 08:10:01 AM 2 28.99 0.00 1.29 0.15 0.07 69.51 08:10:01 AM 3 31.11 0.00 1.25 0.05 0.07 67.52 08:11:01 AM all 76.04 0.00 1.50 0.49 0.09 21.88 08:11:01 AM 0 46.00 0.00 1.10 0.43 0.08 52.38 08:11:01 AM 1 84.76 0.00 0.90 0.08 0.10 14.16 08:11:01 AM 2 83.72 0.00 3.69 1.42 0.08 11.08 08:11:01 AM 3 89.68 0.00 0.30 0.02 0.10 9.91 Average: all 36.04 0.00 1.74 6.58 0.08 55.55 Average: 0 32.91 0.00 2.06 10.27 0.08 54.68 Average: 1 34.93 0.00 1.38 1.16 0.08 62.45 Average: 2 35.49 0.00 1.91 9.42 0.08 53.10 Average: 3 40.82 0.00 1.61 5.48 0.09 51.99