---> uname -a: Linux prd-centos8-docker-8c-8g-3929.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 1072 26500 19 4317 30350 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:0d:2e:17 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.187/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85972sec preferred_lft 85972sec inet6 fe80::f816:3eff:fe0d:2e17/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ac:77:aa: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:acff:fe77:aa6b/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) 03/22/2026 _x86_64_ (8 CPU) 07:30:45 LINUX RESTART (8 CPU) 07:31:02 AM tps rtps wtps bread/s bwrtn/s 07:32:01 AM 311.05 27.11 283.93 5061.79 8440.04 07:33:01 AM 259.25 2.27 256.98 84.51 13205.40 07:34:01 AM 60.01 2.65 57.36 1044.19 10389.94 07:35:01 AM 281.07 16.31 264.76 5494.55 29232.46 07:36:01 AM 32.22 0.00 32.22 0.00 20881.22 07:37:01 AM 12.35 0.07 12.28 50.12 259.47 Average: 158.90 8.01 150.88 1947.08 13749.59 07:31:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:32:01 AM 29318176 31135424 3337536 10.22 2688 2136904 2005908 5.95 151100 2744820 229956 07:33:01 AM 28025888 30175128 4629824 14.18 2688 2462024 2388796 7.09 200164 3945980 235776 07:34:01 AM 27162652 29755412 5493060 16.82 2688 2901280 2616320 7.76 305896 4683372 349448 07:35:01 AM 26266496 30085648 6389216 19.57 2688 4110532 2252492 6.68 732612 5093160 610720 07:36:01 AM 25709628 29535512 6946084 21.27 2688 4117056 2788696 8.27 732772 5647392 24 07:37:01 AM 25654964 29484396 7000748 21.44 2688 4120200 2801684 8.31 736736 5698620 16 Average: 27022967 30028587 5632745 17.25 2688 3307999 2475649 7.35 476547 4635557 237657 07:31:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:32:01 AM eth0 329.01 215.18 1859.26 76.20 0.00 0.00 0.00 0.00 07:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM eth0 563.25 436.07 5217.57 69.31 0.00 0.00 0.00 0.00 07:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM eth0 943.72 322.61 5764.25 29.16 0.00 0.00 0.00 0.00 07:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:35:01 AM lo 12.95 12.95 1.36 1.36 0.00 0.00 0.00 0.00 07:35:01 AM eth0 445.23 155.99 2897.08 26.57 0.00 0.00 0.00 0.00 07:35:01 AM docker0 4.78 5.93 0.65 0.69 0.00 0.00 0.00 0.00 07:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:36:01 AM eth0 308.13 241.27 230.09 68.69 0.00 0.00 0.00 0.00 07:36:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:01 AM eth0 208.63 159.89 115.84 51.61 0.00 0.00 0.00 0.00 07:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.16 2.16 0.23 0.23 0.00 0.00 0.00 0.00 Average: eth0 466.72 255.29 2683.06 53.53 0.00 0.00 0.00 0.00 Average: docker0 0.80 0.99 0.11 0.12 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) 03/22/2026 _x86_64_ (8 CPU) 07:30:45 LINUX RESTART (8 CPU) 07:31:02 AM CPU %user %nice %system %iowait %steal %idle 07:32:01 AM all 13.45 0.00 1.71 0.67 0.06 84.11 07:32:01 AM 0 5.54 0.00 1.09 0.15 0.08 93.14 07:32:01 AM 1 12.52 0.00 0.95 0.25 0.05 86.23 07:32:01 AM 2 18.45 0.00 3.09 0.78 0.05 77.63 07:32:01 AM 3 5.93 0.00 1.00 0.19 0.07 92.81 07:32:01 AM 4 11.57 0.00 1.00 0.49 0.07 86.86 07:32:01 AM 5 10.77 0.00 1.74 0.29 0.05 87.15 07:32:01 AM 6 24.00 0.00 3.12 2.68 0.05 70.15 07:32:01 AM 7 18.80 0.00 1.72 0.48 0.05 78.96 07:33:01 AM all 17.81 0.00 1.49 0.69 0.08 79.93 07:33:01 AM 0 15.25 0.00 0.94 0.15 0.07 83.60 07:33:01 AM 1 22.77 0.00 1.12 0.99 0.08 75.04 07:33:01 AM 2 14.16 0.00 1.36 0.82 0.08 83.58 07:33:01 AM 3 8.53 0.00 2.02 0.82 0.08 88.54 07:33:01 AM 4 10.23 0.00 1.41 0.74 0.08 87.54 07:33:01 AM 5 21.17 0.00 1.12 0.23 0.05 77.43 07:33:01 AM 6 32.32 0.00 3.15 1.34 0.10 63.09 07:33:01 AM 7 18.08 0.00 0.79 0.45 0.05 80.64 07:34:01 AM all 29.54 0.00 1.11 0.21 0.08 69.07 07:34:01 AM 0 37.75 0.00 1.10 0.02 0.07 61.06 07:34:01 AM 1 29.61 0.00 1.02 0.05 0.08 69.24 07:34:01 AM 2 31.06 0.00 1.16 0.00 0.08 67.71 07:34:01 AM 3 10.52 0.00 1.09 0.79 0.07 87.54 07:34:01 AM 4 22.95 0.00 1.54 0.17 0.08 75.26 07:34:01 AM 5 46.99 0.00 0.57 0.00 0.08 52.36 07:34:01 AM 6 31.58 0.00 1.02 0.32 0.08 67.00 07:34:01 AM 7 25.82 0.00 1.39 0.32 0.07 72.40 07:35:01 AM all 22.30 0.31 3.77 0.88 0.09 72.65 07:35:01 AM 0 22.73 0.03 3.48 0.15 0.10 73.51 07:35:01 AM 1 24.52 0.02 4.32 0.99 0.12 70.03 07:35:01 AM 2 22.42 0.02 3.60 0.91 0.08 72.96 07:35:01 AM 3 27.55 0.02 3.62 0.69 0.08 68.04 07:35:01 AM 4 17.91 0.02 3.69 0.49 0.08 77.81 07:35:01 AM 5 16.70 2.32 3.91 0.59 0.08 76.40 07:35:01 AM 6 21.06 0.07 3.22 0.86 0.08 74.71 07:35:01 AM 7 25.48 0.00 4.33 2.38 0.07 67.74 07:36:01 AM all 10.54 0.00 0.46 0.25 0.03 88.71 07:36:01 AM 0 1.71 0.00 0.43 0.67 0.05 97.14 07:36:01 AM 1 1.39 0.00 0.45 0.22 0.03 97.91 07:36:01 AM 2 33.05 0.00 0.80 0.32 0.07 65.77 07:36:01 AM 3 1.72 0.00 0.70 0.03 0.02 97.53 07:36:01 AM 4 0.85 0.00 0.45 0.17 0.03 98.50 07:36:01 AM 5 13.49 0.00 0.25 0.03 0.02 86.21 07:36:01 AM 6 8.72 0.00 0.05 0.00 0.02 91.22 07:36:01 AM 7 23.37 0.00 0.52 0.58 0.03 75.50 07:37:01 AM all 10.94 0.00 0.39 0.02 0.04 88.61 07:37:01 AM 0 4.51 0.00 0.32 0.03 0.03 95.10 07:37:01 AM 1 1.07 0.00 1.00 0.08 0.05 97.79 07:37:01 AM 2 2.54 0.00 0.13 0.00 0.05 97.28 07:37:01 AM 3 1.85 0.00 0.33 0.00 0.02 97.80 07:37:01 AM 4 44.06 0.00 0.85 0.00 0.07 55.03 07:37:01 AM 5 4.74 0.00 0.07 0.00 0.02 95.18 07:37:01 AM 6 7.23 0.00 0.07 0.00 0.03 92.67 07:37:01 AM 7 21.50 0.00 0.37 0.02 0.03 78.08 Average: all 17.43 0.05 1.48 0.45 0.06 80.52 Average: 0 14.60 0.01 1.22 0.20 0.07 83.91 Average: 1 15.30 0.00 1.48 0.43 0.07 82.72 Average: 2 20.28 0.00 1.68 0.47 0.07 77.49 Average: 3 9.34 0.00 1.46 0.42 0.06 88.72 Average: 4 17.96 0.00 1.49 0.34 0.07 80.14 Average: 5 18.99 0.39 1.27 0.19 0.05 79.11 Average: 6 20.79 0.01 1.76 0.86 0.06 76.51 Average: 7 22.18 0.00 1.51 0.70 0.05 75.56