---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-12495 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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: 2799.996 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 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.4G 69G 11% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 564 13262 0 2212 15158 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:ac:45:5a brd ff:ff:ff:ff:ff:ff inet 10.30.106.89/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85993sec preferred_lft 85993sec inet6 fe80::f816:3eff:feac:455a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12495) 07/26/26 _x86_64_ (4 CPU) 07:12:55 LINUX RESTART (4 CPU) 07:13:01 tps rtps wtps bread/s bwrtn/s 07:14:01 94.72 31.86 62.86 2804.47 90235.89 07:15:01 0.97 0.00 0.97 0.00 11.33 07:16:01 1.10 0.00 1.10 0.00 12.93 07:17:01 0.82 0.02 0.80 0.13 9.33 07:18:01 274.78 19.13 255.65 793.74 4418.13 07:19:01 96.67 8.75 87.92 239.96 9322.71 Average: 78.18 9.96 68.22 639.70 17334.21 07:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:14:01 14474140 15703904 1950828 11.88 32088 1416784 708988 4.06 476324 1299836 32 07:15:01 14471800 15701632 1953168 11.89 32128 1416788 708988 4.06 478896 1299804 128 07:16:01 14472204 15702084 1952764 11.89 32160 1416792 708988 4.06 479016 1299808 32 07:17:01 14468324 15698232 1956644 11.91 32180 1416792 708988 4.06 481992 1299812 132 07:18:01 14194800 15579384 2230168 13.58 40300 1556932 776376 4.44 634164 1405700 60612 07:19:01 13868656 15555232 2556312 15.56 71160 1810756 783908 4.49 698084 1632020 144484 Average: 14324987 15656745 2099981 12.79 40003 1505807 732706 4.19 541413 1372830 34237 07:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:14:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 07:14:01 ens3 233.88 142.56 515.74 33.41 0.00 0.00 0.00 0.00 07:15:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 07:15:01 ens3 0.35 0.25 0.08 0.18 0.00 0.00 0.00 0.00 07:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:16:01 ens3 0.25 0.12 0.07 0.01 0.00 0.00 0.00 0.00 07:17:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 07:17:01 ens3 0.37 0.28 0.08 0.34 0.00 0.00 0.00 0.00 07:18:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 07:18:01 ens3 195.33 142.07 1133.69 41.55 0.00 0.00 0.00 0.00 07:19:01 lo 1.67 1.67 0.19 0.19 0.00 0.00 0.00 0.00 07:19:01 ens3 68.26 49.99 900.48 11.97 0.00 0.00 0.00 0.00 Average: lo 0.48 0.48 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 83.07 55.88 425.03 14.58 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12495) 07/26/26 _x86_64_ (4 CPU) 07:12:55 LINUX RESTART (4 CPU) 07:13:01 CPU %user %nice %system %iowait %steal %idle 07:14:01 all 3.51 0.00 0.66 7.03 0.02 88.78 07:14:01 0 3.60 0.00 0.70 8.99 0.02 86.70 07:14:01 1 3.15 0.00 0.73 2.09 0.02 94.01 07:14:01 2 4.23 0.00 0.51 0.73 0.02 94.51 07:14:01 3 3.05 0.00 0.67 16.38 0.02 79.88 07:15:01 all 0.15 0.00 0.01 0.00 0.65 99.20 07:15:01 0 0.48 0.00 0.02 0.00 1.28 98.22 07:15:01 1 0.03 0.00 0.02 0.00 0.10 99.85 07:15:01 2 0.02 0.00 0.00 0.00 0.02 99.97 07:15:01 3 0.03 0.00 0.00 0.02 1.19 98.76 07:16:01 all 0.05 0.00 0.03 0.01 0.01 99.90 07:16:01 0 0.12 0.00 0.07 0.02 0.02 99.78 07:16:01 1 0.03 0.00 0.02 0.00 0.00 99.95 07:16:01 2 0.02 0.00 0.02 0.00 0.00 99.97 07:16:01 3 0.05 0.00 0.02 0.02 0.00 99.92 07:17:01 all 0.06 0.00 0.02 0.00 0.00 99.92 07:17:01 0 0.08 0.00 0.03 0.00 0.00 99.88 07:17:01 1 0.07 0.00 0.00 0.00 0.00 99.93 07:17:01 2 0.07 0.00 0.00 0.00 0.00 99.93 07:17:01 3 0.03 0.00 0.02 0.02 0.02 99.92 07:18:01 all 6.91 0.00 0.95 1.03 0.03 91.09 07:18:01 0 4.24 0.00 0.48 0.13 0.03 95.11 07:18:01 1 9.41 0.00 1.73 2.87 0.03 85.95 07:18:01 2 6.30 0.00 0.67 0.83 0.02 92.19 07:18:01 3 7.68 0.00 0.94 0.27 0.02 91.10 07:19:01 all 20.29 0.00 1.55 1.53 0.15 76.48 07:19:01 0 14.92 0.00 1.13 0.18 0.03 83.73 07:19:01 1 9.55 0.00 1.16 0.13 0.42 88.73 07:19:01 2 51.97 0.00 2.49 0.96 0.10 44.49 07:19:01 3 4.94 0.00 1.39 4.85 0.03 88.78 Average: all 5.15 0.00 0.53 1.60 0.14 92.57 Average: 0 3.90 0.00 0.40 1.55 0.23 93.91 Average: 1 3.71 0.00 0.61 0.85 0.09 94.74 Average: 2 10.37 0.00 0.61 0.42 0.03 88.58 Average: 3 2.63 0.00 0.51 3.59 0.21 93.07