---> uname -a: Linux prd-centos8-docker-8c-8g-4960.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 13G 148G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1069 26281 19 4538 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:1e:05:2f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.215/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85967sec preferred_lft 85967sec inet6 fe80::f816:3eff:fe1e:52f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:af:9f:ef:38 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:afff:fe9f:ef38/64 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) 03/25/2026 _x86_64_ (8 CPU) 13:41:48 LINUX RESTART (8 CPU) 01:42:01 PM tps rtps wtps bread/s bwrtn/s 01:43:01 PM 239.82 26.42 213.40 7016.34 8783.69 01:44:01 PM 256.44 15.81 240.63 3016.70 19338.61 01:45:01 PM 63.44 2.65 60.79 1056.62 5919.35 01:46:01 PM 274.24 16.29 257.95 5477.64 29229.12 01:47:01 PM 31.03 0.00 31.03 0.00 19017.61 01:48:01 PM 30.53 0.20 30.33 74.39 3965.49 01:49:01 PM 37.29 1.82 35.47 1650.65 7068.69 Average: 133.26 9.03 124.23 2613.34 13331.92 01:42:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:43:01 PM 29529452 31303484 3126260 9.57 2688 2094392 1420020 4.21 139476 2547612 275908 01:44:01 PM 27891480 30072036 4764232 14.59 2688 2494960 2596304 7.70 171420 4115920 78540 01:45:01 PM 26473152 29607744 6182560 18.93 2688 3432844 3037124 9.01 313044 5330172 847368 01:46:01 PM 25629624 29406324 7026088 21.52 2688 4069748 2957428 8.77 654344 5813056 527048 01:47:01 PM 25554480 29368888 7101232 21.75 2688 4106792 2957428 8.77 654988 5885472 124 01:48:01 PM 26728240 30734544 5927472 18.15 2688 4297472 1832692 5.44 695320 4669700 80260 01:49:01 PM 26856104 31024388 5799608 17.76 2688 4457404 1583448 4.70 883584 4351332 24328 Average: 26951790 30216773 5703922 17.47 2688 3564802 2340635 6.94 501739 4673323 261939 01:42:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:43:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:43:01 PM eth0 463.63 303.53 2257.33 80.78 0.00 0.00 0.00 0.00 01:43:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:44:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:44:01 PM eth0 596.82 438.91 5033.43 71.25 0.00 0.00 0.00 0.00 01:44:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:45:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:45:01 PM eth0 1298.58 384.94 7365.00 34.50 0.00 0.00 0.00 0.00 01:45:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:46:01 PM lo 12.95 12.95 1.36 1.36 0.00 0.00 0.00 0.00 01:46:01 PM eth0 110.25 86.25 1278.14 20.74 0.00 0.00 0.00 0.00 01:46:01 PM docker0 4.82 5.96 0.65 0.69 0.00 0.00 0.00 0.00 01:47:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:47:01 PM eth0 185.52 138.48 687.64 37.11 0.00 0.00 0.00 0.00 01:47:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:48:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:48:01 PM eth0 231.81 174.05 1544.26 30.77 0.00 0.00 0.00 0.00 01:48:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:49:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:49:01 PM eth0 89.70 75.46 1647.93 25.81 0.00 0.00 0.00 0.00 01:49:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.85 1.85 0.19 0.19 0.00 0.00 0.00 0.00 Average: eth0 425.17 228.80 2830.46 42.99 0.00 0.00 0.00 0.00 Average: docker0 0.69 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) 03/25/2026 _x86_64_ (8 CPU) 13:41:48 LINUX RESTART (8 CPU) 01:42:01 PM CPU %user %nice %system %iowait %steal %idle 01:43:01 PM all 14.90 0.00 2.04 0.56 0.06 82.44 01:43:01 PM 0 17.20 0.00 2.68 0.32 0.07 79.74 01:43:01 PM 1 24.66 0.00 3.00 0.52 0.07 71.76 01:43:01 PM 2 10.04 0.00 1.57 0.23 0.05 88.10 01:43:01 PM 3 14.25 0.00 1.67 0.44 0.08 83.55 01:43:01 PM 4 15.68 0.00 2.61 2.06 0.05 79.61 01:43:01 PM 5 13.30 0.00 1.45 0.40 0.05 84.79 01:43:01 PM 6 11.34 0.00 1.29 0.17 0.03 87.18 01:43:01 PM 7 12.75 0.00 2.06 0.35 0.05 84.79 01:44:01 PM all 17.14 0.00 1.21 0.81 0.07 80.77 01:44:01 PM 0 9.55 0.00 0.75 0.32 0.05 89.33 01:44:01 PM 1 29.68 0.00 1.34 1.09 0.10 67.79 01:44:01 PM 2 9.76 0.00 1.91 0.79 0.08 87.46 01:44:01 PM 3 22.44 0.00 1.59 1.04 0.07 74.87 01:44:01 PM 4 24.47 0.00 0.68 0.52 0.08 74.24 01:44:01 PM 5 21.83 0.00 1.27 1.24 0.07 75.59 01:44:01 PM 6 8.74 0.00 1.02 0.89 0.07 89.29 01:44:01 PM 7 10.56 0.00 1.09 0.64 0.07 87.65 01:45:01 PM all 27.97 0.00 1.83 0.16 0.08 69.96 01:45:01 PM 0 21.59 0.00 1.90 0.19 0.10 76.22 01:45:01 PM 1 23.80 0.00 1.71 0.10 0.07 74.32 01:45:01 PM 2 30.69 0.00 2.48 0.17 0.08 66.58 01:45:01 PM 3 51.85 0.00 1.66 0.32 0.10 46.06 01:45:01 PM 4 10.53 0.00 1.34 0.00 0.07 88.06 01:45:01 PM 5 25.90 0.00 1.95 0.10 0.08 71.97 01:45:01 PM 6 22.20 0.00 1.81 0.29 0.07 75.63 01:45:01 PM 7 37.15 0.00 1.76 0.15 0.08 60.85 01:46:01 PM all 20.42 0.31 2.26 0.77 0.07 76.17 01:46:01 PM 0 18.35 0.00 2.08 0.74 0.07 78.77 01:46:01 PM 1 15.74 0.05 3.41 2.65 0.08 78.06 01:46:01 PM 2 22.99 0.07 2.58 1.05 0.08 73.23 01:46:01 PM 3 19.56 0.08 2.08 0.49 0.05 77.74 01:46:01 PM 4 15.49 0.52 1.57 0.07 0.07 82.28 01:46:01 PM 5 34.65 0.00 1.89 0.35 0.08 63.02 01:46:01 PM 6 15.55 0.02 2.16 0.15 0.08 82.04 01:46:01 PM 7 20.99 1.77 2.28 0.70 0.07 74.19 01:47:01 PM all 10.81 0.00 0.41 0.17 0.05 88.55 01:47:01 PM 0 3.49 0.00 0.17 0.03 0.07 96.25 01:47:01 PM 1 1.59 0.00 0.25 0.00 0.05 98.11 01:47:01 PM 2 42.86 0.00 0.80 0.03 0.05 56.25 01:47:01 PM 3 1.42 0.00 0.52 1.17 0.05 96.84 01:47:01 PM 4 2.82 0.00 0.20 0.05 0.05 96.88 01:47:01 PM 5 24.34 0.00 0.95 0.03 0.05 74.63 01:47:01 PM 6 4.33 0.00 0.28 0.02 0.03 95.34 01:47:01 PM 7 5.60 0.00 0.13 0.05 0.02 94.20 01:48:01 PM all 14.97 0.00 0.69 0.07 0.05 84.21 01:48:01 PM 0 9.87 0.00 0.47 0.03 0.05 89.58 01:48:01 PM 1 49.34 0.00 1.37 0.07 0.07 49.16 01:48:01 PM 2 8.12 0.00 0.50 0.12 0.07 91.19 01:48:01 PM 3 10.55 0.00 0.50 0.13 0.07 88.75 01:48:01 PM 4 11.84 0.00 0.60 0.02 0.05 87.49 01:48:01 PM 5 10.49 0.00 0.20 0.00 0.03 89.28 01:48:01 PM 6 12.27 0.00 1.09 0.02 0.05 86.58 01:48:01 PM 7 7.28 0.00 0.77 0.20 0.03 91.72 01:49:01 PM all 16.51 0.00 0.89 0.12 0.05 82.42 01:49:01 PM 0 10.71 0.00 0.77 0.08 0.07 88.37 01:49:01 PM 1 19.87 0.00 0.78 0.03 0.07 79.25 01:49:01 PM 2 32.58 0.00 1.79 0.18 0.05 65.40 01:49:01 PM 3 14.14 0.00 0.75 0.03 0.03 85.05 01:49:01 PM 4 10.84 0.00 0.58 0.10 0.07 88.41 01:49:01 PM 5 17.02 0.00 1.22 0.08 0.05 81.63 01:49:01 PM 6 15.98 0.00 0.43 0.02 0.03 83.53 01:49:01 PM 7 10.97 0.00 0.80 0.43 0.05 87.75 Average: all 17.52 0.04 1.33 0.38 0.06 80.66 Average: 0 12.95 0.00 1.26 0.24 0.07 85.48 Average: 1 23.54 0.01 1.69 0.64 0.07 74.06 Average: 2 22.45 0.01 1.66 0.37 0.07 75.45 Average: 3 19.15 0.01 1.25 0.52 0.06 79.00 Average: 4 13.09 0.07 1.08 0.40 0.06 85.28 Average: 5 21.07 0.00 1.27 0.32 0.06 77.28 Average: 6 12.91 0.00 1.16 0.22 0.05 85.66 Average: 7 15.02 0.25 1.27 0.36 0.05 83.04