---> uname -a: Linux prd-centos8-docker-4c-4g-4911.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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 11G 70G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 1029 10895 19 3838 14384 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:1b:f2:37 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.77/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85769sec preferred_lft 85769sec inet6 fe80::f816:3eff:fe1b:f237/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:04:ec:b5:0f 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::42:4ff:feec:b50f/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) 04/22/2026 _x86_64_ (4 CPU) 14:09:32 LINUX RESTART (4 CPU) 02:10:01 PM tps rtps wtps bread/s bwrtn/s 02:11:01 PM 0.63 0.00 0.63 0.00 6.68 02:12:01 PM 0.85 0.00 0.85 0.00 14.11 02:13:01 PM 0.45 0.05 0.40 1.07 5.37 02:14:01 PM 0.37 0.00 0.37 0.00 6.28 02:15:01 PM 0.37 0.00 0.37 0.00 4.95 02:16:01 PM 194.30 8.33 185.97 1280.91 3839.79 02:17:01 PM 242.09 5.93 236.15 746.02 14464.06 02:18:01 PM 194.44 2.03 192.40 505.96 31057.80 02:19:01 PM 1115.14 95.08 1020.06 1697.57 27594.82 02:20:01 PM 77.15 24.13 53.02 480.24 2521.09 02:20:01 PM 0.00 0.00 0.00 0.00 0.00 Average: 182.52 13.53 168.99 470.78 7949.85 02:10:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:11:01 PM 13805512 15247108 2336012 14.47 2688 1672904 1051932 6.12 117080 1923536 8 02:12:01 PM 13803760 15245356 2337764 14.48 2688 1672904 1051932 6.12 117084 1925304 4 02:13:01 PM 13796472 15238088 2345052 14.53 2688 1672924 1035628 6.02 117092 1933092 4 02:14:01 PM 13796268 15237888 2345256 14.53 2688 1672928 1035628 6.02 117092 1933416 4 02:15:01 PM 13796332 15237928 2345192 14.53 2688 1672928 1035628 6.02 117092 1933492 4 02:16:01 PM 13296716 15019804 2844808 17.62 2688 1944572 1219156 7.09 167784 2343420 174944 02:17:01 PM 11994388 14116504 4147136 25.69 2688 2327136 2264908 13.18 191804 3545328 187676 02:18:01 PM 11080416 14105720 5061108 31.35 2688 3169032 1820652 10.59 437328 4060296 184224 02:19:01 PM 9716284 13224080 6425240 39.81 2688 3502820 1890264 11.00 486748 5029956 8 02:20:01 PM 11084748 14653804 5056776 31.33 2688 3558228 1244864 7.24 702692 3455872 24272 02:20:01 PM 11098392 14666316 5043132 31.24 2688 3557100 1244864 7.24 701724 3442988 23156 Average: 12479026 14726600 3662498 22.69 2688 2402134 1354132 7.88 297593 2866064 54028 02:10:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:11:01 PM eth0 2.48 0.63 2.37 0.49 0.00 0.00 0.00 0.00 02:11:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:12:01 PM eth0 2.53 1.00 1.05 1.10 0.00 0.00 0.00 0.00 02:12:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:13:01 PM eth0 2.68 0.50 0.66 0.62 0.00 0.00 0.00 0.00 02:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:14:01 PM eth0 1.65 0.60 0.68 1.10 0.00 0.00 0.00 0.00 02:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:15:01 PM eth0 1.47 0.45 0.56 0.60 0.00 0.00 0.00 0.00 02:15:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:16:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:16:01 PM eth0 158.63 100.77 1125.86 47.68 0.00 0.00 0.00 0.00 02:16:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:17:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:17:01 PM eth0 344.69 255.46 3899.24 43.08 0.00 0.00 0.00 0.00 02:17:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:18:01 PM lo 6.23 6.23 4.54 4.54 0.00 0.00 0.00 0.00 02:18:01 PM eth0 305.43 228.89 3485.82 1205.60 0.00 0.00 0.00 0.00 02:18:01 PM docker0 3.20 3.02 4.08 0.44 0.00 0.00 0.00 0.00 02:19:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:19:01 PM eth0 61.55 36.70 647.76 7.70 0.00 0.00 0.00 0.00 02:19:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:20:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:20:01 PM eth0 38.25 33.08 63.75 46.42 0.00 0.00 0.00 0.00 02:20:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:20:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:20:01 PM eth0 5.56 5.56 0.40 0.31 0.00 0.00 0.00 0.00 02:20:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.62 0.62 0.45 0.45 0.00 0.00 0.00 0.00 Average: eth0 91.91 65.79 922.79 135.41 0.00 0.00 0.00 0.00 Average: docker0 0.32 0.30 0.41 0.04 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) 04/22/2026 _x86_64_ (4 CPU) 14:09:32 LINUX RESTART (4 CPU) 02:10:01 PM CPU %user %nice %system %iowait %steal %idle 02:11:01 PM all 0.32 0.00 0.07 0.00 0.05 99.57 02:11:01 PM 0 0.43 0.00 0.07 0.00 0.08 99.42 02:11:01 PM 1 0.20 0.00 0.10 0.00 0.07 99.63 02:11:01 PM 2 0.22 0.00 0.05 0.00 0.02 99.72 02:11:01 PM 3 0.43 0.00 0.05 0.00 0.02 99.50 02:12:01 PM all 0.29 0.00 0.04 0.00 0.04 99.63 02:12:01 PM 0 0.20 0.00 0.05 0.00 0.05 99.70 02:12:01 PM 1 0.08 0.00 0.07 0.00 0.05 99.80 02:12:01 PM 2 0.12 0.00 0.03 0.00 0.03 99.82 02:12:01 PM 3 0.75 0.00 0.02 0.00 0.02 99.22 02:13:01 PM all 0.19 0.00 0.04 0.00 0.03 99.74 02:13:01 PM 0 0.57 0.00 0.03 0.00 0.05 99.35 02:13:01 PM 1 0.07 0.00 0.03 0.00 0.03 99.87 02:13:01 PM 2 0.05 0.00 0.03 0.00 0.03 99.88 02:13:01 PM 3 0.07 0.00 0.05 0.00 0.02 99.87 02:14:01 PM all 0.21 0.00 0.03 0.00 0.05 99.71 02:14:01 PM 0 0.53 0.00 0.02 0.00 0.07 99.38 02:14:01 PM 1 0.12 0.00 0.03 0.00 0.05 99.80 02:14:01 PM 2 0.15 0.00 0.03 0.00 0.03 99.78 02:14:01 PM 3 0.05 0.00 0.03 0.00 0.05 99.87 02:15:01 PM all 0.19 0.00 0.02 0.00 0.04 99.75 02:15:01 PM 0 0.52 0.00 0.02 0.00 0.05 99.42 02:15:01 PM 1 0.08 0.00 0.00 0.00 0.03 99.88 02:15:01 PM 2 0.08 0.00 0.03 0.00 0.05 99.83 02:15:01 PM 3 0.07 0.00 0.02 0.00 0.03 99.88 02:16:01 PM all 11.84 0.00 1.36 0.79 0.07 85.94 02:16:01 PM 0 9.60 0.00 0.70 0.13 0.08 89.49 02:16:01 PM 1 8.62 0.00 0.75 0.10 0.05 90.48 02:16:01 PM 2 24.31 0.00 3.05 2.79 0.08 69.77 02:16:01 PM 3 4.86 0.00 0.94 0.15 0.07 93.98 02:17:01 PM all 32.36 0.00 2.42 1.56 0.10 63.56 02:17:01 PM 0 26.95 0.00 2.14 1.77 0.10 69.04 02:17:01 PM 1 27.10 0.00 1.99 1.22 0.12 69.57 02:17:01 PM 2 42.37 0.00 3.41 0.90 0.12 53.20 02:17:01 PM 3 33.00 0.00 2.14 2.36 0.08 62.42 02:18:01 PM all 38.30 0.08 5.59 1.29 0.08 54.65 02:18:01 PM 0 45.58 0.08 6.52 1.88 0.08 45.85 02:18:01 PM 1 36.34 0.07 5.12 0.10 0.08 58.29 02:18:01 PM 2 32.78 0.12 5.14 0.76 0.08 61.12 02:18:01 PM 3 38.50 0.07 5.57 2.43 0.08 53.36 02:19:01 PM all 30.65 0.00 7.02 7.54 0.11 54.68 02:19:01 PM 0 18.46 0.00 6.60 7.19 0.12 67.63 02:19:01 PM 1 57.67 0.00 7.40 8.45 0.08 26.40 02:19:01 PM 2 18.20 0.00 7.72 9.38 0.10 64.60 02:19:01 PM 3 28.35 0.00 6.37 5.14 0.12 60.02 02:20:01 PM all 34.63 0.00 2.21 0.46 0.10 62.61 02:20:01 PM 0 41.64 0.00 2.37 0.47 0.10 55.42 02:20:01 PM 1 39.72 0.00 2.27 0.20 0.10 57.70 02:20:01 PM 2 29.62 0.00 2.29 0.66 0.08 67.35 02:20:01 PM 3 27.52 0.00 1.91 0.49 0.10 69.98 02:20:01 PM all 25.00 0.00 1.39 0.00 0.00 73.61 02:20:01 PM 0 98.18 0.00 1.82 0.00 0.00 0.00 02:20:01 PM 1 0.00 0.00 0.00 0.00 0.00 100.00 02:20:01 PM 2 0.00 0.00 1.89 0.00 0.00 98.11 02:20:01 PM 3 0.00 0.00 1.85 0.00 0.00 98.15 Average: CPU %user %nice %system %iowait %steal %idle Average: all 14.84 0.01 1.87 1.16 0.07 82.06 Average: 0 14.46 0.01 1.84 1.14 0.08 82.47 Average: 1 16.88 0.01 1.76 1.00 0.07 80.29 Average: 2 14.73 0.01 2.17 1.44 0.06 81.59 Average: 3 13.28 0.01 1.70 1.05 0.06 83.91