---> uname -a: Linux prd-centos8-docker-8c-8g-1604.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 1068 26497 19 4323 30354 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:79:79:9d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.149/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85940sec preferred_lft 85940sec inet6 fe80::f816:3eff:fe79:799d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:55:fb:25:89 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::42:55ff:fefb:2589/64 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) 01/20/2026 _x86_64_ (8 CPU) 07:30:21 LINUX RESTART (8 CPU) 07:31:01 AM tps rtps wtps bread/s bwrtn/s 07:32:01 AM 218.63 16.65 201.98 3281.19 10669.46 07:33:01 AM 158.53 0.07 158.46 1.20 15334.89 07:34:01 AM 105.70 2.97 102.73 1428.99 29416.86 07:35:01 AM 156.82 15.89 140.93 5089.19 1975.53 07:36:01 AM 27.78 0.00 27.78 0.00 20720.20 07:37:01 AM 11.40 0.07 11.33 50.12 240.45 07:38:01 AM 51.92 1.03 50.88 92.24 5355.11 Average: 104.40 5.24 99.16 1420.49 11958.51 07:31:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:32:01 AM 29037216 30945812 3618496 11.08 2688 2224648 1646444 4.88 189092 2963428 169964 07:33:01 AM 27688924 29846004 4966788 15.21 2688 2469352 2748024 8.15 200352 4278356 112 07:34:01 AM 26051184 29108784 6604528 20.22 2688 3352392 5151928 15.29 383904 5656168 216 07:35:01 AM 25671128 29497568 6984584 21.39 2688 4117336 2860084 8.49 732432 5686652 609652 07:36:01 AM 25616204 29449464 7039508 21.56 2688 4123956 2860084 8.49 732592 5739996 128 07:37:01 AM 25524316 29361012 7131396 21.84 2688 4127048 2860296 8.49 736788 5827244 28 07:38:01 AM 27071656 31020936 5584056 17.10 2688 4237088 1573540 4.67 885300 4130808 10056 Average: 26665804 29889940 5989908 18.34 2688 3521689 2814343 8.35 551494 4897522 112879 07:31:01 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 214.35 174.84 2292.50 45.97 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 436.37 324.06 4042.72 54.39 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 1182.21 348.98 7366.19 29.62 0.00 0.00 0.00 0.00 07:34:01 AM docker0 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 07:34:01 AM veth0e9bbb9 0.00 0.20 0.00 0.02 0.00 0.00 0.00 0.00 07:35:01 AM lo 13.06 13.06 1.36 1.36 0.00 0.00 0.00 0.00 07:35:01 AM eth0 122.66 91.90 1290.87 24.17 0.00 0.00 0.00 0.00 07:35:01 AM docker0 4.78 5.90 0.65 0.68 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 225.98 181.07 196.55 52.87 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 117.14 96.20 87.11 31.61 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 07:38:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:38:01 AM eth0 63.05 80.77 65.32 1247.94 0.00 0.00 0.00 0.00 07:38:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.87 1.87 0.19 0.19 0.00 0.00 0.00 0.00 Average: eth0 337.39 185.40 2191.63 212.37 0.00 0.00 0.00 0.00 Average: docker0 0.68 0.85 0.09 0.10 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) 01/20/2026 _x86_64_ (8 CPU) 07:30:21 LINUX RESTART (8 CPU) 07:31:01 AM CPU %user %nice %system %iowait %steal %idle 07:32:01 AM all 15.37 0.00 1.44 0.86 0.06 82.27 07:32:01 AM 0 14.71 0.00 1.20 0.28 0.07 83.74 07:32:01 AM 1 31.34 0.00 2.92 1.72 0.07 63.96 07:32:01 AM 2 27.36 0.00 1.57 0.80 0.07 70.20 07:32:01 AM 3 6.74 0.00 1.10 0.90 0.08 91.17 07:32:01 AM 4 5.37 0.00 1.07 0.67 0.07 92.82 07:32:01 AM 5 11.40 0.00 1.27 1.47 0.03 85.83 07:32:01 AM 6 16.19 0.00 1.37 0.53 0.05 81.86 07:32:01 AM 7 9.79 0.00 1.04 0.52 0.05 88.60 07:33:01 AM all 13.88 0.00 0.78 0.76 0.05 84.54 07:33:01 AM 0 12.72 0.00 0.48 0.58 0.05 86.16 07:33:01 AM 1 20.62 0.00 0.53 0.52 0.05 78.27 07:33:01 AM 2 28.90 0.00 0.70 1.22 0.05 69.13 07:33:01 AM 3 6.13 0.00 0.90 0.52 0.03 92.42 07:33:01 AM 4 2.88 0.00 1.01 2.35 0.07 93.70 07:33:01 AM 5 28.14 0.00 1.27 0.27 0.05 70.28 07:33:01 AM 6 4.68 0.00 0.94 0.12 0.03 94.23 07:33:01 AM 7 6.90 0.00 0.40 0.48 0.05 92.17 07:34:01 AM all 31.34 0.00 2.56 0.94 0.09 65.07 07:34:01 AM 0 36.92 0.00 3.62 0.94 0.10 58.41 07:34:01 AM 1 25.66 0.00 2.49 1.78 0.07 70.00 07:34:01 AM 2 40.10 0.00 3.19 1.46 0.10 55.14 07:34:01 AM 3 32.72 0.00 2.18 0.05 0.08 64.96 07:34:01 AM 4 22.33 0.00 2.12 1.61 0.08 73.86 07:34:01 AM 5 39.67 0.00 2.63 0.81 0.08 56.81 07:34:01 AM 6 36.81 0.00 2.13 0.07 0.10 60.89 07:34:01 AM 7 16.51 0.00 2.11 0.79 0.10 80.49 07:35:01 AM all 19.66 0.30 2.35 0.46 0.06 77.16 07:35:01 AM 0 16.30 0.03 2.65 2.01 0.07 78.94 07:35:01 AM 1 34.07 1.09 2.19 0.10 0.08 62.47 07:35:01 AM 2 19.07 0.07 2.36 0.08 0.07 78.35 07:35:01 AM 3 14.51 1.11 2.28 0.54 0.07 81.50 07:35:01 AM 4 17.12 0.00 2.13 0.30 0.07 80.39 07:35:01 AM 5 22.22 0.03 3.12 0.45 0.07 74.11 07:35:01 AM 6 16.04 0.05 1.84 0.08 0.05 81.93 07:35:01 AM 7 17.93 0.05 2.26 0.12 0.05 79.59 07:36:01 AM all 10.86 0.00 0.69 0.37 0.04 88.03 07:36:01 AM 0 2.37 0.00 0.92 0.80 0.05 95.86 07:36:01 AM 1 8.44 0.00 1.43 1.89 0.05 88.19 07:36:01 AM 2 26.72 0.00 1.24 0.27 0.07 71.71 07:36:01 AM 3 1.41 0.00 0.69 0.02 0.05 97.84 07:36:01 AM 4 19.36 0.00 0.08 0.00 0.02 80.54 07:36:01 AM 5 16.54 0.00 0.98 0.02 0.03 82.42 07:36:01 AM 6 9.44 0.00 0.10 0.00 0.02 90.44 07:36:01 AM 7 2.59 0.00 0.12 0.00 0.03 97.26 07:37:01 AM all 10.89 0.00 0.46 0.02 0.04 88.60 07:37:01 AM 0 2.12 0.00 0.22 0.00 0.05 97.61 07:37:01 AM 1 3.73 0.00 1.17 0.07 0.05 94.98 07:37:01 AM 2 45.11 0.00 1.12 0.00 0.05 53.73 07:37:01 AM 3 2.59 0.00 0.40 0.00 0.03 96.98 07:37:01 AM 4 4.72 0.00 0.08 0.02 0.03 95.15 07:37:01 AM 5 18.13 0.00 0.37 0.03 0.03 81.44 07:37:01 AM 6 7.15 0.00 0.18 0.00 0.03 92.63 07:37:01 AM 7 3.50 0.00 0.13 0.03 0.02 96.32 07:38:01 AM all 11.51 0.00 1.35 0.15 0.04 86.96 07:38:01 AM 0 4.63 0.00 0.80 0.00 0.03 94.54 07:38:01 AM 1 21.05 0.00 1.40 0.18 0.05 77.31 07:38:01 AM 2 14.71 0.00 1.67 0.05 0.05 83.52 07:38:01 AM 3 20.62 0.00 1.89 0.07 0.05 77.37 07:38:01 AM 4 6.10 0.00 0.99 0.03 0.03 92.85 07:38:01 AM 5 4.51 0.00 1.34 0.25 0.03 93.88 07:38:01 AM 6 10.87 0.00 1.39 0.03 0.03 87.67 07:38:01 AM 7 9.55 0.00 1.34 0.55 0.05 88.51 Average: all 16.20 0.04 1.38 0.51 0.05 81.82 Average: 0 12.79 0.00 1.41 0.66 0.06 85.08 Average: 1 20.69 0.16 1.73 0.89 0.06 76.47 Average: 2 28.85 0.01 1.69 0.55 0.06 68.83 Average: 3 12.09 0.16 1.35 0.30 0.06 86.05 Average: 4 11.12 0.00 1.07 0.71 0.05 87.05 Average: 5 20.06 0.00 1.56 0.47 0.05 77.86 Average: 6 14.44 0.01 1.13 0.12 0.05 84.26 Average: 7 9.52 0.01 1.05 0.36 0.05 89.01