---> uname -a: Linux prd-centos8-docker-8c-8g-2408.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 14G 147G 9% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1145 25034 19 5710 30271 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:16:93:03 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.115/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85761sec preferred_lft 85761sec inet6 fe80::f816:3eff:fe16:9303/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3b:d1:7a:88 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::42:3bff:fed1:7a88/64 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) 03/16/2026 _x86_64_ (8 CPU) 14:22:05 LINUX RESTART (8 CPU) 02:23:02 PM tps rtps wtps bread/s bwrtn/s 02:24:01 PM 302.85 18.14 284.70 3905.13 13515.77 02:25:01 PM 108.57 1.57 107.00 405.40 11928.60 02:26:01 PM 125.42 0.42 125.00 381.14 40741.18 02:27:01 PM 28.82 0.43 28.39 20.93 571.94 02:28:01 PM 8.45 0.00 8.45 0.00 479.75 02:29:01 PM 114.51 0.00 114.51 0.00 24020.71 02:30:01 PM 18.26 0.00 18.26 0.00 614.25 02:31:01 PM 178.74 2.43 176.30 4462.06 2083.75 02:32:01 PM 40.60 1.32 39.29 1721.29 31298.17 Average: 102.55 2.67 99.88 1205.70 13919.11 02:23:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:24:01 PM 28026020 30213900 4629692 14.18 2688 2499428 2791156 8.28 229820 3908408 305048 02:25:01 PM 25715504 28459232 6940208 21.25 2688 3049144 4067280 12.07 301760 6118060 513616 02:26:01 PM 24349116 27765600 8306596 25.44 2688 3698920 5705264 16.93 440660 7252364 148 02:27:01 PM 24328620 27752392 8327092 25.50 2688 3706064 4363740 12.95 448712 7266512 72 02:28:01 PM 25014004 28451432 7641708 23.40 2688 3719372 3783204 11.22 455184 6578800 3620 02:29:01 PM 23582320 27727312 9073392 27.79 2688 4413716 5773740 17.13 559956 7841184 1664 02:30:01 PM 22505876 26699956 10149836 31.08 2688 4463660 6670116 19.79 562680 8910188 1144 02:31:01 PM 23955944 28971252 8699768 26.64 2688 5266196 3357580 9.96 713644 7320596 766076 02:32:01 PM 24125200 29497672 8530512 26.12 2688 5614428 2919616 8.66 805244 7048268 141680 Average: 24622512 28393194 8033200 24.60 2688 4047881 4381300 13.00 501962 6916042 192563 02:23:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:24:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:24:01 PM eth0 481.42 384.86 5630.24 55.27 0.00 0.00 0.00 0.00 02:24:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:25:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:25:01 PM eth0 322.93 241.99 7279.40 36.96 0.00 0.00 0.00 0.00 02:25:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:26:01 PM lo 6.71 6.71 0.57 0.57 0.00 0.00 0.00 0.00 02:26:01 PM eth0 103.12 58.49 3220.59 9.97 0.00 0.00 0.00 0.00 02:26:01 PM docker0 1.60 1.95 0.23 0.22 0.00 0.00 0.00 0.00 02:26:01 PM vethb2cee1a 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 02:27:01 PM lo 75.44 75.44 5.64 5.64 0.00 0.00 0.00 0.00 02:27:01 PM eth0 354.12 265.98 93.03 101.99 0.00 0.00 0.00 0.00 02:27:01 PM docker0 11.30 12.75 1.67 1.67 0.00 0.00 0.00 0.00 02:28:01 PM lo 41.29 41.29 2.02 2.02 0.00 0.00 0.00 0.00 02:28:01 PM eth0 147.91 116.83 64.81 52.51 0.00 0.00 0.00 0.00 02:28:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:29:01 PM lo 19.91 19.91 2.48 2.48 0.00 0.00 0.00 0.00 02:29:01 PM eth0 471.28 175.16 2986.34 17.98 0.00 0.00 0.00 0.00 02:29:01 PM docker0 8.53 10.45 0.81 1.98 0.00 0.00 0.00 0.00 02:29:01 PM vethf011fab 8.53 10.58 0.93 1.99 0.00 0.00 0.00 0.00 02:29:01 PM vethbcb200a 0.00 0.52 0.00 0.25 0.00 0.00 0.00 0.00 02:30:01 PM lo 1205.73 1205.73 204.39 204.39 0.00 0.00 0.00 0.00 02:30:01 PM eth0 165.11 112.03 50.65 52.23 0.00 0.00 0.00 0.00 02:30:01 PM docker0 512.15 530.03 90.03 102.86 0.00 0.00 0.00 0.00 02:30:01 PM vethf011fab 453.44 470.40 90.00 73.05 0.00 0.00 0.00 0.01 02:30:01 PM vethbcb200a 58.71 59.71 7.03 29.82 0.00 0.00 0.00 0.00 02:31:01 PM lo 466.31 466.31 76.60 76.60 0.00 0.00 0.00 0.00 02:31:01 PM eth0 109.72 88.82 1473.55 23.37 0.00 0.00 0.00 0.00 02:31:01 PM docker0 200.62 203.72 46.03 29.64 0.00 0.00 0.00 0.00 02:32:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 PM eth0 271.11 196.62 2878.36 46.78 0.00 0.00 0.00 0.00 02:32:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 202.06 202.06 32.47 32.47 0.00 0.00 0.00 0.00 Average: eth0 269.25 181.94 2625.31 44.10 0.00 0.00 0.00 0.00 Average: docker0 81.72 84.47 15.45 15.18 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) 03/16/2026 _x86_64_ (8 CPU) 14:22:05 LINUX RESTART (8 CPU) 02:23:02 PM CPU %user %nice %system %iowait %steal %idle 02:24:01 PM all 24.74 0.00 1.47 1.01 0.08 72.69 02:24:01 PM 0 17.33 0.00 1.26 0.78 0.10 80.53 02:24:01 PM 1 17.02 0.00 1.65 2.06 0.10 79.17 02:24:01 PM 2 22.12 0.00 1.57 1.43 0.09 74.80 02:24:01 PM 3 29.07 0.00 1.22 0.94 0.10 68.66 02:24:01 PM 4 18.66 0.00 0.83 0.56 0.10 79.85 02:24:01 PM 5 21.08 0.00 1.38 0.76 0.05 76.72 02:24:01 PM 6 26.04 0.00 1.38 0.48 0.07 72.04 02:24:01 PM 7 46.57 0.00 2.48 1.10 0.07 49.78 02:25:01 PM all 40.84 0.00 1.30 0.35 0.08 57.42 02:25:01 PM 0 38.26 0.00 0.65 0.02 0.08 60.99 02:25:01 PM 1 28.54 0.00 1.00 0.50 0.08 69.87 02:25:01 PM 2 37.84 0.00 1.12 0.15 0.08 60.81 02:25:01 PM 3 50.27 0.00 1.55 0.57 0.07 47.54 02:25:01 PM 4 32.50 0.00 1.29 0.22 0.07 65.93 02:25:01 PM 5 42.78 0.00 1.12 0.52 0.08 55.50 02:25:01 PM 6 48.93 0.00 1.72 0.52 0.08 48.75 02:25:01 PM 7 47.63 0.00 1.97 0.32 0.08 49.99 02:26:01 PM all 19.35 0.00 2.79 0.58 0.08 77.21 02:26:01 PM 0 13.50 0.00 2.08 0.18 0.08 84.15 02:26:01 PM 1 17.75 0.00 2.99 1.16 0.08 78.02 02:26:01 PM 2 17.01 0.00 3.01 0.77 0.08 79.13 02:26:01 PM 3 39.37 0.00 3.03 1.61 0.07 55.92 02:26:01 PM 4 15.04 0.00 3.29 0.18 0.08 81.40 02:26:01 PM 5 14.14 0.00 2.70 0.18 0.07 82.91 02:26:01 PM 6 18.79 0.00 2.60 0.52 0.07 78.03 02:26:01 PM 7 19.21 0.00 2.63 0.02 0.07 78.07 02:27:01 PM all 18.13 0.00 2.14 0.04 0.09 79.60 02:27:01 PM 0 20.97 0.00 2.02 0.02 0.08 76.91 02:27:01 PM 1 18.61 0.00 1.87 0.07 0.08 79.37 02:27:01 PM 2 19.58 0.00 1.82 0.05 0.08 78.46 02:27:01 PM 3 14.31 0.00 2.06 0.02 0.10 83.51 02:27:01 PM 4 14.34 0.00 2.25 0.07 0.08 83.27 02:27:01 PM 5 20.68 0.00 2.14 0.07 0.08 77.03 02:27:01 PM 6 12.89 0.00 2.38 0.03 0.08 84.62 02:27:01 PM 7 23.66 0.00 2.61 0.02 0.08 73.63 02:28:01 PM all 19.89 0.00 1.00 0.03 0.10 78.98 02:28:01 PM 0 22.08 0.00 0.98 0.00 0.12 76.82 02:28:01 PM 1 23.15 0.00 1.47 0.00 0.12 75.26 02:28:01 PM 2 21.45 0.00 0.82 0.08 0.12 77.53 02:28:01 PM 3 18.52 0.00 1.07 0.00 0.08 80.32 02:28:01 PM 4 20.29 0.00 0.53 0.00 0.07 79.11 02:28:01 PM 5 27.46 0.00 1.44 0.17 0.10 70.83 02:28:01 PM 6 15.35 0.00 0.77 0.00 0.10 83.78 02:28:01 PM 7 10.82 0.00 0.92 0.00 0.07 88.19 02:29:01 PM all 32.04 0.00 1.77 0.38 0.09 65.72 02:29:01 PM 0 32.70 0.00 1.91 0.38 0.10 64.91 02:29:01 PM 1 26.79 0.00 1.64 1.37 0.10 70.09 02:29:01 PM 2 29.93 0.00 1.65 0.22 0.08 68.12 02:29:01 PM 3 33.84 0.00 1.57 0.22 0.10 64.27 02:29:01 PM 4 22.20 0.00 1.39 0.28 0.10 76.03 02:29:01 PM 5 40.49 0.00 2.48 0.15 0.08 56.80 02:29:01 PM 6 27.46 0.00 1.89 0.07 0.08 70.49 02:29:01 PM 7 42.89 0.00 1.59 0.37 0.08 55.07 02:30:01 PM all 23.07 0.00 1.78 0.01 0.11 75.03 02:30:01 PM 0 21.70 0.00 1.68 0.00 0.12 76.51 02:30:01 PM 1 21.63 0.00 2.07 0.02 0.12 76.17 02:30:01 PM 2 19.23 0.00 1.49 0.03 0.10 79.14 02:30:01 PM 3 24.79 0.00 1.56 0.02 0.12 73.51 02:30:01 PM 4 24.48 0.00 1.53 0.02 0.12 73.86 02:30:01 PM 5 25.98 0.00 1.76 0.02 0.10 72.14 02:30:01 PM 6 21.98 0.00 2.25 0.02 0.10 75.66 02:30:01 PM 7 24.73 0.00 1.89 0.00 0.10 73.28 02:31:01 PM all 28.06 0.00 1.77 0.34 0.08 69.75 02:31:01 PM 0 35.72 0.00 1.65 1.17 0.07 61.39 02:31:01 PM 1 52.48 0.00 1.87 0.13 0.08 45.43 02:31:01 PM 2 19.38 0.00 2.08 0.77 0.08 77.69 02:31:01 PM 3 18.67 0.00 2.53 0.33 0.07 78.40 02:31:01 PM 4 34.35 0.00 1.14 0.12 0.08 64.31 02:31:01 PM 5 15.24 0.00 1.64 0.07 0.07 82.98 02:31:01 PM 6 17.07 0.00 1.88 0.10 0.08 80.87 02:31:01 PM 7 31.49 0.00 1.41 0.02 0.07 67.02 02:32:01 PM all 38.08 0.00 1.27 0.30 0.10 60.25 02:32:01 PM 0 44.02 0.00 0.70 0.00 0.10 55.18 02:32:01 PM 1 17.44 0.00 1.36 2.19 0.07 78.95 02:32:01 PM 2 26.28 0.00 1.10 0.05 0.08 72.49 02:32:01 PM 3 58.91 0.00 0.52 0.00 0.10 40.47 02:32:01 PM 4 30.90 0.00 1.64 0.03 0.12 67.31 02:32:01 PM 5 21.21 0.00 1.44 0.10 0.08 77.17 02:32:01 PM 6 53.18 0.00 0.63 0.00 0.10 46.08 02:32:01 PM 7 52.64 0.00 2.79 0.05 0.13 44.39 Average: all 27.14 0.00 1.70 0.34 0.09 70.73 Average: 0 27.39 0.00 1.44 0.28 0.09 70.79 Average: 1 24.85 0.00 1.77 0.83 0.09 72.46 Average: 2 23.65 0.00 1.63 0.39 0.09 74.24 Average: 3 31.99 0.00 1.68 0.41 0.09 65.83 Average: 4 23.65 0.00 1.54 0.16 0.09 74.55 Average: 5 25.46 0.00 1.79 0.23 0.08 72.44 Average: 6 26.87 0.00 1.72 0.19 0.09 71.13 Average: 7 33.27 0.00 2.03 0.21 0.08 64.40