---> uname -a: Linux prd-centos8-docker-8c-8g-3810.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 1113 25233 19 5543 30303 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:41:44:28 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.138/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85772sec preferred_lft 85772sec inet6 fe80::f816:3eff:fe41:4428/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:cd:df:9a:05 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:cdff:fedf:9a05/64 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) 04/20/2026 _x86_64_ (8 CPU) 15:55:59 LINUX RESTART (8 CPU) 03:57:01 PM tps rtps wtps bread/s bwrtn/s 03:58:01 PM 287.62 18.24 269.38 3879.24 14872.81 03:59:01 PM 91.25 1.62 89.64 504.90 10930.84 04:00:01 PM 124.91 0.62 124.29 484.24 41368.59 04:01:01 PM 31.77 0.45 31.32 21.06 523.11 04:02:01 PM 10.49 0.07 10.43 1.73 279.38 04:03:01 PM 43.11 0.00 43.11 0.00 9339.31 04:04:01 PM 85.76 0.00 85.76 0.00 15545.86 04:05:01 PM 177.46 0.00 177.46 0.00 1789.49 04:06:01 PM 59.61 2.87 56.74 4531.64 27485.15 Average: 101.33 2.65 98.68 1046.86 13569.63 03:57:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:58:01 PM 28178136 30428888 4477576 13.71 2688 2562648 2105424 6.25 220680 3769512 296804 03:59:01 PM 26600060 28950920 6055652 18.54 2688 2659144 3441248 10.21 286740 5263720 74344 04:00:01 PM 24526192 28013376 8129520 24.89 2688 3769812 5790980 17.18 430432 7085976 112 04:01:01 PM 24223640 27718368 8432072 25.82 2688 3777000 4449516 13.20 445924 7372160 1772 04:02:01 PM 25215260 28720872 7440452 22.78 2688 3787752 3553192 10.54 449616 6381608 9976 04:03:01 PM 23947348 28174352 8708364 26.67 2688 4490092 4155988 12.33 610120 7455628 454560 04:04:01 PM 22507996 26774896 10147716 31.07 2688 4535192 6719816 19.94 656384 8813324 20 04:05:01 PM 24153964 28339988 8501748 26.03 2688 4442656 3779728 11.21 653988 7189260 13616 04:06:01 PM 25860344 31054776 6795368 20.81 2688 5441180 1493192 4.43 1143276 4986548 94740 Average: 25023660 28686271 7632052 23.37 2688 3940608 3943232 11.70 544129 6479748 105105 03:57:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:58:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:58:01 PM eth0 449.00 357.35 5919.82 66.48 0.00 0.00 0.00 0.00 03:58:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:59:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:59:01 PM eth0 117.56 104.47 991.80 36.63 0.00 0.00 0.00 0.00 03:59:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:00:01 PM lo 0.87 0.87 0.04 0.04 0.00 0.00 0.00 0.00 04:00:01 PM eth0 290.72 176.46 9476.67 14.76 0.00 0.00 0.00 0.00 04:00:01 PM docker0 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 04:00:01 PM vethf156ffb 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 04:01:01 PM lo 62.12 62.12 5.11 5.11 0.00 0.00 0.00 0.00 04:01:01 PM eth0 193.70 136.08 53.53 57.78 0.00 0.00 0.00 0.00 04:01:01 PM docker0 12.08 13.49 1.78 1.67 0.00 0.00 0.00 0.00 04:02:01 PM lo 62.28 62.28 3.16 3.16 0.00 0.00 0.00 0.00 04:02:01 PM eth0 222.72 172.85 77.61 77.09 0.00 0.00 0.00 0.00 04:02:01 PM docker0 0.78 1.03 0.11 0.19 0.00 0.00 0.00 0.00 04:03:01 PM lo 0.22 0.22 0.03 0.03 0.00 0.00 0.00 0.00 04:03:01 PM eth0 557.72 233.73 3028.57 1652.40 0.00 0.00 0.00 0.00 04:03:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:04:01 PM lo 599.88 599.88 83.18 83.18 0.00 0.00 0.00 0.00 04:04:01 PM eth0 88.57 54.54 28.47 27.49 0.00 0.00 0.00 0.00 04:04:01 PM docker0 256.34 266.55 37.73 41.63 0.00 0.00 0.00 0.00 04:04:01 PM vethfe9f7f6 222.47 231.45 37.06 32.60 0.00 0.00 0.00 0.00 04:04:01 PM veth2674155 33.87 35.80 4.18 9.30 0.00 0.00 0.00 0.00 04:05:01 PM lo 1056.43 1056.43 199.93 199.93 0.00 0.00 0.00 0.00 04:05:01 PM eth0 106.36 78.21 242.29 31.29 0.00 0.00 0.00 0.00 04:05:01 PM docker0 466.43 478.87 99.77 93.58 0.00 0.00 0.00 0.00 04:06:01 PM lo 0.90 0.90 0.04 0.04 0.00 0.00 0.00 0.00 04:06:01 PM eth0 124.90 144.38 1271.63 2332.71 0.00 0.00 0.00 0.00 04:06:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 198.08 198.08 32.39 32.39 0.00 0.00 0.00 0.00 Average: eth0 239.02 162.00 2343.22 477.32 0.00 0.00 0.00 0.00 Average: docker0 81.74 84.45 15.49 15.23 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) 04/20/2026 _x86_64_ (8 CPU) 15:55:59 LINUX RESTART (8 CPU) 03:57:01 PM CPU %user %nice %system %iowait %steal %idle 03:58:01 PM all 22.08 0.00 1.52 0.91 0.09 75.39 03:58:01 PM 0 22.70 0.00 1.24 0.85 0.12 75.10 03:58:01 PM 1 33.90 0.00 1.67 0.48 0.12 63.83 03:58:01 PM 2 26.90 0.00 1.11 0.67 0.10 71.23 03:58:01 PM 3 9.44 0.00 1.34 0.99 0.07 88.16 03:58:01 PM 4 14.92 0.00 1.19 0.64 0.08 83.17 03:58:01 PM 5 20.37 0.00 1.64 0.37 0.08 77.53 03:58:01 PM 6 26.46 0.00 2.34 1.86 0.10 69.23 03:58:01 PM 7 21.93 0.00 1.64 1.45 0.08 74.89 03:59:01 PM all 40.61 0.00 1.22 0.26 0.10 57.82 03:59:01 PM 0 25.10 0.00 1.50 0.02 0.08 73.30 03:59:01 PM 1 45.91 0.00 1.22 0.25 0.08 52.54 03:59:01 PM 2 31.15 0.00 1.61 1.19 0.08 65.97 03:59:01 PM 3 35.06 0.00 1.32 0.02 0.10 63.51 03:59:01 PM 4 45.02 0.00 1.42 0.07 0.12 53.38 03:59:01 PM 5 31.72 0.00 0.63 0.22 0.07 67.36 03:59:01 PM 6 54.93 0.00 0.75 0.00 0.13 44.18 03:59:01 PM 7 55.97 0.00 1.29 0.30 0.12 42.33 04:00:01 PM all 25.86 0.00 2.78 0.90 0.08 70.39 04:00:01 PM 0 34.26 0.00 3.34 0.81 0.10 61.50 04:00:01 PM 1 24.78 0.00 3.13 0.87 0.08 71.14 04:00:01 PM 2 27.33 0.00 2.54 2.61 0.07 67.46 04:00:01 PM 3 25.04 0.00 3.88 1.45 0.08 69.55 04:00:01 PM 4 19.72 0.00 2.19 0.27 0.07 77.75 04:00:01 PM 5 13.46 0.00 2.04 0.42 0.07 84.01 04:00:01 PM 6 23.98 0.00 2.94 0.42 0.07 72.60 04:00:01 PM 7 38.30 0.00 2.19 0.32 0.08 59.11 04:01:01 PM all 22.15 0.00 2.44 0.08 0.10 75.23 04:01:01 PM 0 20.69 0.00 2.14 0.17 0.10 76.90 04:01:01 PM 1 22.55 0.00 2.61 0.10 0.13 74.61 04:01:01 PM 2 25.29 0.00 2.80 0.05 0.12 71.75 04:01:01 PM 3 21.39 0.00 2.55 0.07 0.10 75.90 04:01:01 PM 4 23.68 0.00 2.55 0.08 0.08 73.60 04:01:01 PM 5 17.37 0.00 2.71 0.05 0.10 79.77 04:01:01 PM 6 20.64 0.00 2.11 0.07 0.08 77.10 04:01:01 PM 7 25.60 0.00 2.03 0.03 0.08 72.25 04:02:01 PM all 8.52 0.00 1.17 0.02 0.07 90.22 04:02:01 PM 0 9.91 0.00 1.10 0.02 0.08 88.88 04:02:01 PM 1 7.67 0.00 1.57 0.03 0.08 90.64 04:02:01 PM 2 6.52 0.00 0.80 0.02 0.07 92.59 04:02:01 PM 3 6.57 0.00 1.10 0.00 0.05 92.28 04:02:01 PM 4 7.36 0.00 1.84 0.03 0.07 90.69 04:02:01 PM 5 10.23 0.00 1.44 0.00 0.05 88.29 04:02:01 PM 6 8.39 0.00 0.75 0.03 0.07 90.76 04:02:01 PM 7 11.50 0.00 0.77 0.03 0.07 87.64 04:03:01 PM all 39.33 0.00 1.64 0.17 0.10 58.76 04:03:01 PM 0 54.79 0.00 2.41 0.10 0.12 42.58 04:03:01 PM 1 47.12 0.00 0.90 0.49 0.10 51.39 04:03:01 PM 2 32.11 0.00 1.86 0.13 0.12 65.77 04:03:01 PM 3 24.58 0.00 1.61 0.07 0.08 73.67 04:03:01 PM 4 33.28 0.00 1.17 0.52 0.08 64.95 04:03:01 PM 5 35.93 0.00 1.84 0.00 0.10 62.13 04:03:01 PM 6 45.34 0.00 2.14 0.07 0.08 52.36 04:03:01 PM 7 41.47 0.00 1.21 0.00 0.10 57.22 04:04:01 PM all 26.56 0.00 1.69 0.24 0.10 71.42 04:04:01 PM 0 22.72 0.00 1.50 0.40 0.12 75.26 04:04:01 PM 1 35.44 0.00 1.86 0.20 0.10 62.40 04:04:01 PM 2 19.97 0.00 1.67 0.08 0.10 78.17 04:04:01 PM 3 19.02 0.00 2.06 0.08 0.10 78.74 04:04:01 PM 4 29.91 0.00 1.95 0.03 0.08 68.02 04:04:01 PM 5 24.33 0.00 1.54 0.39 0.10 73.64 04:04:01 PM 6 32.49 0.00 1.71 0.65 0.10 65.05 04:04:01 PM 7 28.59 0.00 1.20 0.07 0.08 70.06 04:05:01 PM all 24.14 0.00 1.86 0.27 0.08 73.66 04:05:01 PM 0 17.74 0.00 2.21 0.77 0.08 79.20 04:05:01 PM 1 24.07 0.00 1.10 0.02 0.07 74.75 04:05:01 PM 2 14.43 0.00 1.81 0.05 0.07 83.64 04:05:01 PM 3 24.50 0.00 1.83 0.12 0.07 73.49 04:05:01 PM 4 30.75 0.00 1.46 0.03 0.08 67.68 04:05:01 PM 5 30.81 0.00 2.06 0.00 0.08 67.05 04:05:01 PM 6 27.44 0.00 2.31 1.10 0.08 69.06 04:05:01 PM 7 23.38 0.00 2.08 0.05 0.08 74.41 04:06:01 PM all 26.72 0.00 1.67 0.32 0.07 71.22 04:06:01 PM 0 27.17 0.00 1.47 0.00 0.05 71.31 04:06:01 PM 1 23.57 0.00 1.50 0.38 0.07 74.47 04:06:01 PM 2 25.96 0.00 1.67 1.14 0.07 71.16 04:06:01 PM 3 16.28 0.00 1.64 0.64 0.08 81.36 04:06:01 PM 4 15.47 0.00 1.24 0.02 0.07 83.21 04:06:01 PM 5 30.15 0.00 2.23 0.20 0.07 67.35 04:06:01 PM 6 42.92 0.00 2.11 0.08 0.07 54.83 04:06:01 PM 7 32.22 0.00 1.52 0.08 0.08 66.09 Average: all 26.22 0.00 1.78 0.35 0.09 71.57 Average: 0 26.12 0.00 1.88 0.35 0.09 71.56 Average: 1 29.45 0.00 1.73 0.31 0.09 68.42 Average: 2 23.29 0.00 1.76 0.66 0.09 74.20 Average: 3 20.20 0.00 1.92 0.38 0.08 77.41 Average: 4 24.46 0.00 1.67 0.19 0.08 73.60 Average: 5 23.83 0.00 1.79 0.18 0.08 74.12 Average: 6 31.41 0.00 1.91 0.48 0.09 66.12 Average: 7 30.99 0.00 1.55 0.26 0.09 67.12