---> uname -a: Linux prd-centos8-docker-8c-8g-4159.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: 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: 31890 1063 27010 19 3816 30353 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:f0:87:41 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.124/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86045sec preferred_lft 86045sec inet6 fe80::f816:3eff:fef0:8741/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:90:3b:ce:2c 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::42:90ff:fe3b:ce2c/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) 03/23/2026 _x86_64_ (8 CPU) 10:51:27 LINUX RESTART (8 CPU) 10:52:01 AM tps rtps wtps bread/s bwrtn/s 10:53:01 AM 252.47 19.78 232.69 3953.62 8495.18 10:54:01 AM 263.41 5.43 257.97 1188.87 15021.06 10:55:01 AM 69.09 0.07 69.03 1.33 8952.58 10:56:02 AM 114.23 0.60 113.63 412.80 47716.91 10:57:01 AM 52.05 0.46 51.59 64.93 1751.81 Average: 150.57 5.28 145.29 1127.85 16436.49 10:52:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:53:01 AM 29318488 31158792 3337224 10.22 2688 2158860 1593416 4.73 160584 2731164 232624 10:54:01 AM 28038104 30248888 4617608 14.14 2688 2521344 2240856 6.65 260800 3864684 186340 10:55:01 AM 26232412 28507616 6423300 19.67 2688 2583824 3872692 11.49 282856 5638700 108 10:56:02 AM 24087404 27498184 8568308 26.24 2688 3693528 5251148 15.58 429508 7527792 112 10:57:01 AM 27664400 31085044 4991312 15.28 2688 3702460 1554588 4.61 618868 3774940 7612 Average: 27068162 29699705 5587550 17.11 2688 2932003 2902540 8.61 350523 4707456 85359 10:52:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:53:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:53:01 AM eth0 191.72 141.89 1601.70 35.86 0.00 0.00 0.00 0.00 10:53:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:54:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:54:01 AM eth0 368.96 302.53 5072.19 44.55 0.00 0.00 0.00 0.00 10:54:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:55:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:55:01 AM eth0 213.80 163.61 927.36 41.08 0.00 0.00 0.00 0.00 10:55:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:56:02 AM lo 0.77 0.77 0.04 0.04 0.00 0.00 0.00 0.00 10:56:02 AM eth0 290.04 176.94 9485.54 16.00 0.00 0.00 0.00 0.00 10:56:02 AM docker0 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 10:56:02 AM veth96e3dee 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 10:57:01 AM lo 43.97 43.97 4.20 4.20 0.00 0.00 0.00 0.00 10:57:01 AM eth0 148.64 95.92 51.52 44.75 0.00 0.00 0.00 0.00 10:57:01 AM docker0 12.33 13.76 1.82 1.71 0.00 0.00 0.00 0.00 Average: lo 8.83 8.83 0.84 0.84 0.00 0.00 0.00 0.00 Average: eth0 242.94 176.44 3438.89 36.42 0.00 0.00 0.00 0.00 Average: docker0 2.43 2.74 0.36 0.34 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) 03/23/2026 _x86_64_ (8 CPU) 10:51:27 LINUX RESTART (8 CPU) 10:52:01 AM CPU %user %nice %system %iowait %steal %idle 10:53:01 AM all 11.93 0.00 1.32 0.56 0.06 86.13 10:53:01 AM 0 4.91 0.00 0.60 0.20 0.08 94.20 10:53:01 AM 1 26.60 0.00 2.05 0.53 0.08 70.73 10:53:01 AM 2 16.39 0.00 1.62 0.40 0.05 81.54 10:53:01 AM 3 5.29 0.00 0.74 0.47 0.05 93.45 10:53:01 AM 4 5.70 0.00 1.56 2.16 0.03 90.55 10:53:01 AM 5 15.35 0.00 1.50 0.30 0.07 82.78 10:53:01 AM 6 5.63 0.00 0.67 0.10 0.03 93.57 10:53:01 AM 7 15.55 0.00 1.79 0.35 0.05 82.26 10:54:01 AM all 31.46 0.00 1.32 0.92 0.10 66.20 10:54:01 AM 0 34.51 0.00 0.90 0.75 0.10 63.74 10:54:01 AM 1 33.33 0.00 1.15 0.92 0.10 64.50 10:54:01 AM 2 38.56 0.00 2.68 1.99 0.12 56.66 10:54:01 AM 3 41.57 0.00 1.09 0.99 0.10 56.26 10:54:01 AM 4 29.25 0.00 1.39 0.85 0.08 68.43 10:54:01 AM 5 31.64 0.00 1.29 0.65 0.10 66.32 10:54:01 AM 6 16.68 0.00 1.25 0.90 0.08 81.08 10:54:01 AM 7 26.13 0.00 0.80 0.33 0.08 72.65 10:55:01 AM all 26.00 0.00 0.74 0.34 0.08 72.84 10:55:01 AM 0 17.58 0.00 0.60 0.35 0.10 81.37 10:55:01 AM 1 42.36 0.00 1.85 1.67 0.10 54.02 10:55:01 AM 2 60.40 0.00 0.77 0.00 0.10 38.73 10:55:01 AM 3 14.91 0.00 0.83 0.28 0.08 83.89 10:55:01 AM 4 17.59 0.00 0.59 0.05 0.07 81.71 10:55:01 AM 5 17.35 0.00 0.50 0.00 0.08 82.06 10:55:01 AM 6 14.40 0.00 0.32 0.07 0.05 85.16 10:55:01 AM 7 23.32 0.00 0.48 0.32 0.05 75.83 10:56:02 AM all 26.22 0.00 2.44 0.79 0.08 70.48 10:56:02 AM 0 36.69 0.00 2.57 0.17 0.08 60.49 10:56:02 AM 1 30.10 0.00 2.54 0.69 0.08 66.59 10:56:02 AM 2 27.87 0.00 2.84 1.31 0.10 67.87 10:56:02 AM 3 18.00 0.00 2.88 0.50 0.07 78.55 10:56:02 AM 4 19.00 0.00 2.05 1.41 0.08 77.45 10:56:02 AM 5 27.49 0.00 2.64 0.30 0.08 69.48 10:56:02 AM 6 26.67 0.00 2.15 0.99 0.07 70.12 10:56:02 AM 7 23.93 0.00 1.81 0.91 0.05 73.31 10:57:01 AM all 21.42 0.00 2.18 0.10 0.10 76.20 10:57:01 AM 0 23.71 0.00 2.58 0.15 0.10 73.45 10:57:01 AM 1 29.37 0.00 2.30 0.19 0.10 68.05 10:57:01 AM 2 18.76 0.00 2.16 0.05 0.10 78.92 10:57:01 AM 3 22.32 0.00 2.23 0.09 0.09 75.28 10:57:01 AM 4 21.78 0.00 2.28 0.03 0.10 75.81 10:57:01 AM 5 18.30 0.00 2.30 0.09 0.10 79.22 10:57:01 AM 6 20.97 0.00 2.04 0.15 0.09 76.75 10:57:01 AM 7 16.16 0.00 1.55 0.03 0.10 82.15 Average: all 23.41 0.00 1.60 0.54 0.08 74.37 Average: 0 23.46 0.00 1.45 0.33 0.09 74.67 Average: 1 32.36 0.00 1.98 0.80 0.09 64.77 Average: 2 32.46 0.00 2.01 0.75 0.09 64.68 Average: 3 20.42 0.00 1.55 0.47 0.08 77.48 Average: 4 18.66 0.00 1.57 0.90 0.07 78.80 Average: 5 22.03 0.00 1.64 0.27 0.09 75.97 Average: 6 16.85 0.00 1.28 0.44 0.06 81.36 Average: 7 21.03 0.00 1.29 0.39 0.07 77.22