---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2168 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 UTC 2022 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: 2800.000 BogoMIPS: 5600.00 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 xtopology 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 arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 428 1200 0 2314 3249 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: ens3: mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:27:29:5c brd ff:ff:ff:ff:ff:ff inet 10.32.7.135/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85997sec preferred_lft 85997sec inet6 fe80::f816:3eff:fe27:295c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2168) 08/10/24 _x86_64_ (4 CPU) 22:54:50 LINUX RESTART (4 CPU) 22:55:01 tps rtps wtps bread/s bwrtn/s 22:56:02 146.54 66.79 79.75 4495.65 7709.78 22:57:01 83.26 29.59 53.67 1652.06 9877.11 22:58:01 10.05 0.02 10.03 0.13 438.86 22:59:01 35.39 10.51 24.88 730.81 3531.68 23:00:01 6.30 0.08 6.22 2.93 287.82 23:01:01 32.61 3.82 28.80 111.18 2694.88 Average: 52.27 18.44 33.84 1164.11 4073.90 22:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:56:02 1803984 3389624 2234660 55.33 50880 1690004 577916 11.36 533524 1528092 158928 22:57:01 1434900 3177236 2603744 64.47 57380 1833152 787240 15.47 761008 1655456 5164 22:58:01 1421372 3170700 2617272 64.81 59200 1837516 791196 15.55 768832 1659080 1988 22:59:01 601980 2478076 3436664 85.09 61864 1957736 1423236 27.98 1495580 1739388 7092 23:00:01 568424 2444904 3470220 85.93 61956 1957816 1452388 28.55 1530284 1737032 40 23:01:01 1203588 3296872 2835056 70.20 66268 2165924 656344 12.90 769588 1858212 155412 Average: 1172375 2992902 2866269 70.97 59591 1907025 948053 18.64 976469 1696210 54771 22:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:56:02 ens3 439.33 284.72 1577.65 71.35 0.00 0.00 0.00 0.00 22:56:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 22:57:01 ens3 151.09 140.32 699.35 28.77 0.00 0.00 0.00 0.00 22:57:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 22:58:01 ens3 58.87 84.85 63.15 13.66 0.00 0.00 0.00 0.00 22:58:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:59:01 ens3 247.91 285.84 1596.90 46.38 0.00 0.00 0.00 0.00 22:59:01 lo 2.38 2.38 1.08 1.08 0.00 0.00 0.00 0.00 23:00:01 ens3 2.98 2.53 0.65 0.76 0.00 0.00 0.00 0.00 23:00:01 lo 13.16 13.16 3.79 3.79 0.00 0.00 0.00 0.00 23:01:01 ens3 268.87 276.49 1123.46 50.55 0.00 0.00 0.00 0.00 23:01:01 lo 14.31 14.31 3.06 3.06 0.00 0.00 0.00 0.00 Average: ens3 194.96 179.23 843.93 35.26 0.00 0.00 0.00 0.00 Average: lo 5.43 5.43 1.37 1.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2168) 08/10/24 _x86_64_ (4 CPU) 22:54:50 LINUX RESTART (4 CPU) 22:55:01 CPU %user %nice %system %iowait %steal %idle 22:56:02 all 21.16 0.00 2.00 4.19 0.06 72.59 22:56:02 0 30.55 0.00 2.23 0.87 0.05 66.29 22:56:02 1 15.93 0.00 1.94 6.97 0.07 75.09 22:56:02 2 10.14 0.00 1.76 7.13 0.07 80.90 22:56:02 3 27.98 0.00 2.04 1.81 0.05 68.11 22:57:01 all 13.71 0.00 0.79 1.47 0.05 83.99 22:57:01 0 6.45 0.00 0.37 1.22 0.02 91.94 22:57:01 1 8.78 0.00 0.56 3.07 0.05 87.54 22:57:01 2 12.27 0.00 1.16 0.53 0.07 85.98 22:57:01 3 27.38 0.00 1.05 1.02 0.07 70.48 22:58:01 all 3.75 0.00 0.20 0.05 0.03 95.99 22:58:01 0 1.70 0.00 0.10 0.00 0.02 98.18 22:58:01 1 2.30 0.00 0.17 0.18 0.03 97.31 22:58:01 2 6.06 0.00 0.44 0.00 0.02 93.49 22:58:01 3 4.94 0.00 0.08 0.00 0.02 94.96 22:59:01 all 26.01 0.00 0.90 0.31 0.06 72.72 22:59:01 0 24.77 0.00 0.73 0.03 0.05 74.41 22:59:01 1 25.34 0.00 1.07 0.85 0.07 72.67 22:59:01 2 27.45 0.00 1.00 0.35 0.07 71.14 22:59:01 3 26.49 0.00 0.79 0.02 0.07 72.63 23:00:01 all 2.97 0.00 0.29 0.15 0.03 96.56 23:00:01 0 2.92 0.00 0.37 0.00 0.02 96.70 23:00:01 1 2.87 0.00 0.30 0.58 0.03 96.22 23:00:01 2 3.02 0.00 0.30 0.00 0.03 96.65 23:00:01 3 3.08 0.00 0.23 0.00 0.02 96.67 23:01:01 all 15.20 0.00 1.02 0.29 0.05 83.44 23:01:01 0 23.77 0.00 1.30 0.05 0.07 74.82 23:01:01 1 15.61 0.00 0.70 0.73 0.03 82.92 23:01:01 2 11.78 0.00 0.79 0.05 0.05 87.34 23:01:01 3 9.58 0.00 1.31 0.34 0.05 88.72 Average: all 13.79 0.00 0.87 1.07 0.04 84.22 Average: 0 15.04 0.00 0.85 0.36 0.04 83.71 Average: 1 11.80 0.00 0.79 2.06 0.05 85.30 Average: 2 11.79 0.00 0.91 1.34 0.05 85.91 Average: 3 16.55 0.00 0.92 0.53 0.04 81.96