---> uname -a: Linux prd-centos8-docker-8c-8g-7257.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1082 26562 19 4245 30340 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:83:c5:34 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.179/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85970sec preferred_lft 85970sec inet6 fe80::f816:3eff:fe83:c534/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:96:56:f3:d1 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::42:96ff:fe56:f3d1/64 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) 02/12/2026 _x86_64_ (8 CPU) 15:26:20 LINUX RESTART (8 CPU) 03:27:01 PM tps rtps wtps bread/s bwrtn/s 03:28:01 PM 181.19 16.65 164.54 7570.34 9149.33 03:29:01 PM 201.57 2.20 199.37 83.84 16959.28 03:30:00 PM 115.94 3.03 112.91 1462.17 30689.60 03:30:01 PM 7.81 1.56 6.25 150.00 57.29 03:31:01 PM 255.18 13.43 241.75 607.13 2565.04 03:32:01 PM 26.29 0.00 26.29 0.00 18295.77 03:33:01 PM 15.31 0.13 15.18 59.86 273.74 Average: 132.00 5.90 126.11 1623.44 12825.93 03:27:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:28:01 PM 29081888 31068520 3573824 10.94 2688 2303996 1802360 5.35 263808 2851936 153740 03:29:01 PM 27761744 30047628 4893968 14.99 2688 2598300 2549456 7.56 283140 4125468 104 03:30:00 PM 26420040 29604708 6235672 19.10 2688 3480612 3779512 11.21 401668 5278212 28 03:30:01 PM 26346528 29532580 6309184 19.32 2688 3481008 4014572 11.91 436132 5314024 152 03:31:01 PM 25940524 29687612 6715188 20.56 2688 4037980 2731324 8.10 664092 5488472 537252 03:32:01 PM 25885868 29639672 6769844 20.73 2688 4044548 2731324 8.10 664244 5540160 20 03:33:01 PM 27246068 31105212 5409644 16.57 2688 4148976 1490184 4.42 805472 4041568 101620 Average: 26954666 30097990 5701046 17.46 2688 3442203 2728390 8.10 502651 4662834 113274 03:27:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:28:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:28:01 PM eth0 151.57 112.90 1592.97 26.26 0.00 0.00 0.00 0.00 03:28:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:29:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:29:01 PM eth0 445.63 344.60 4768.82 55.98 0.00 0.00 0.00 0.00 03:29:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:00 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:00 PM eth0 1450.26 448.28 7628.48 35.60 0.00 0.00 0.00 0.00 03:30:00 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:00 PM veth51f474d 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:00 PM veth50d7b33 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:01 PM eth0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:01 PM docker0 0.00 2.60 0.00 0.27 0.00 0.00 0.00 0.00 03:30:01 PM veth50d7b33 0.00 4.17 0.00 0.40 0.00 0.00 0.00 0.00 03:31:01 PM lo 12.96 12.96 1.36 1.36 0.00 0.00 0.00 0.00 03:31:01 PM eth0 108.66 82.71 1285.07 20.14 0.00 0.00 0.00 0.00 03:31:01 PM docker0 4.78 5.90 0.65 0.68 0.00 0.00 0.00 0.00 03:32:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:32:01 PM eth0 181.81 130.72 192.82 45.14 0.00 0.00 0.00 0.00 03:32:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:33:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:33:01 PM eth0 110.41 92.33 120.68 27.11 0.00 0.00 0.00 0.00 03:33:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.16 2.16 0.23 0.23 0.00 0.00 0.00 0.00 Average: eth0 400.34 199.54 2557.56 34.85 0.00 0.00 0.00 0.00 Average: docker0 0.80 1.00 0.11 0.12 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) 02/12/2026 _x86_64_ (8 CPU) 15:26:20 LINUX RESTART (8 CPU) 03:27:01 PM CPU %user %nice %system %iowait %steal %idle 03:28:01 PM all 13.88 0.00 1.47 0.72 0.06 83.87 03:28:01 PM 0 18.14 0.00 1.27 0.68 0.08 79.82 03:28:01 PM 1 7.77 0.00 1.49 0.96 0.08 89.70 03:28:01 PM 2 9.12 0.00 0.70 0.92 0.07 89.19 03:28:01 PM 3 11.90 0.00 1.45 1.09 0.05 85.51 03:28:01 PM 4 17.38 0.00 1.60 0.48 0.05 80.48 03:28:01 PM 5 13.88 0.00 1.61 0.95 0.05 83.51 03:28:01 PM 6 5.63 0.00 0.74 0.05 0.05 93.53 03:28:01 PM 7 27.15 0.00 2.86 0.65 0.08 69.26 03:29:01 PM all 15.39 0.00 1.08 1.04 0.06 82.43 03:29:01 PM 0 44.38 0.00 1.91 0.25 0.10 53.36 03:29:01 PM 1 15.32 0.00 0.52 3.38 0.08 80.70 03:29:01 PM 2 14.85 0.00 1.05 0.74 0.05 83.31 03:29:01 PM 3 5.47 0.00 0.75 0.87 0.05 92.86 03:29:01 PM 4 11.90 0.00 0.68 0.27 0.05 87.10 03:29:01 PM 5 11.37 0.00 0.89 0.25 0.07 87.43 03:29:01 PM 6 8.24 0.00 1.24 0.75 0.07 89.71 03:29:01 PM 7 11.62 0.00 1.57 1.79 0.05 84.97 03:30:00 PM all 28.35 0.00 2.15 0.73 0.09 68.67 03:30:00 PM 0 40.93 0.00 2.07 0.28 0.10 56.62 03:30:00 PM 1 19.67 0.00 2.60 1.63 0.09 76.01 03:30:00 PM 2 22.44 0.00 2.06 0.92 0.10 74.48 03:30:00 PM 3 44.40 0.00 2.63 1.22 0.10 51.65 03:30:00 PM 4 26.23 0.00 1.80 0.33 0.07 71.57 03:30:00 PM 5 28.82 0.00 2.82 0.94 0.07 67.35 03:30:00 PM 6 16.94 0.00 1.67 0.19 0.09 81.12 03:30:00 PM 7 27.48 0.00 1.58 0.30 0.10 70.54 03:30:01 PM all 25.39 0.00 3.46 0.00 0.20 70.95 03:30:01 PM 0 24.08 0.00 2.09 0.00 0.00 73.82 03:30:01 PM 1 9.33 0.00 3.11 0.00 0.00 87.56 03:30:01 PM 2 7.89 0.00 2.11 0.00 0.53 89.47 03:30:01 PM 3 51.58 0.00 5.26 0.00 0.00 43.16 03:30:01 PM 4 20.42 0.00 2.62 0.00 0.00 76.96 03:30:01 PM 5 23.32 0.00 3.63 0.00 0.52 72.54 03:30:01 PM 6 40.10 0.00 4.69 0.00 0.52 54.69 03:30:01 PM 7 26.56 0.00 4.17 0.00 0.00 69.27 03:31:01 PM all 20.20 0.31 2.09 0.44 0.08 76.89 03:31:01 PM 0 20.18 0.07 3.16 2.30 0.08 74.21 03:31:01 PM 1 15.53 1.91 2.31 0.30 0.08 79.86 03:31:01 PM 2 20.47 0.00 2.23 0.25 0.07 76.99 03:31:01 PM 3 18.08 0.02 1.74 0.03 0.08 80.05 03:31:01 PM 4 16.45 0.00 1.42 0.17 0.08 81.88 03:31:01 PM 5 23.18 0.05 2.13 0.29 0.07 74.29 03:31:01 PM 6 32.12 0.37 1.72 0.05 0.08 65.66 03:31:01 PM 7 15.60 0.05 2.04 0.10 0.07 82.15 03:32:01 PM all 10.56 0.00 0.49 0.50 0.04 88.40 03:32:01 PM 0 4.48 0.00 0.23 0.92 0.03 94.34 03:32:01 PM 1 3.61 0.00 0.68 1.99 0.07 93.66 03:32:01 PM 2 8.33 0.00 0.95 0.05 0.03 90.63 03:32:01 PM 3 2.05 0.00 0.15 0.00 0.03 97.77 03:32:01 PM 4 20.87 0.00 0.33 0.90 0.03 77.86 03:32:01 PM 5 2.52 0.00 0.82 0.00 0.05 96.61 03:32:01 PM 6 25.92 0.00 0.67 0.02 0.03 73.37 03:32:01 PM 7 16.70 0.00 0.10 0.17 0.05 82.99 03:33:01 PM all 11.10 0.00 0.76 0.03 0.04 88.08 03:33:01 PM 0 6.38 0.00 0.32 0.00 0.05 93.26 03:33:01 PM 1 6.28 0.00 0.78 0.03 0.05 92.85 03:33:01 PM 2 32.18 0.00 0.38 0.00 0.05 67.39 03:33:01 PM 3 14.20 0.00 1.60 0.00 0.03 84.17 03:33:01 PM 4 1.69 0.00 0.37 0.12 0.05 97.78 03:33:01 PM 5 5.69 0.00 0.47 0.00 0.02 93.83 03:33:01 PM 6 6.62 0.00 0.53 0.00 0.03 92.81 03:33:01 PM 7 15.71 0.00 1.59 0.10 0.03 82.57 Average: all 16.55 0.05 1.35 0.57 0.06 81.42 Average: 0 22.30 0.01 1.49 0.74 0.08 75.39 Average: 1 11.30 0.32 1.40 1.37 0.08 85.53 Average: 2 17.82 0.00 1.23 0.47 0.06 80.41 Average: 3 16.01 0.00 1.40 0.53 0.06 82.00 Average: 4 15.72 0.00 1.04 0.38 0.06 82.81 Average: 5 14.19 0.01 1.46 0.40 0.06 83.89 Average: 6 16.03 0.06 1.11 0.18 0.06 82.56 Average: 7 19.03 0.01 1.64 0.52 0.06 78.75