---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7691 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: 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 672K 1.6G 1% /run /dev/vda1 78G 9.0G 69G 12% / 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 605 12564 0 2869 15105 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:61:58:af brd ff:ff:ff:ff:ff:ff inet 10.30.106.92/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86131sec preferred_lft 86131sec inet6 fe80::f816:3eff:fe61:58af/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-7691) 10/07/26 _x86_64_ (4 CPU) 07:48:50 LINUX RESTART (4 CPU) 07:49:01 tps rtps wtps bread/s bwrtn/s 07:50:02 336.21 27.90 308.32 1005.43 66925.91 07:51:01 146.55 15.71 130.84 415.79 19549.36 07:52:01 13.93 5.33 8.60 412.53 1011.93 07:53:01 35.76 2.63 33.13 134.51 19157.47 Average: 133.05 12.88 120.17 492.38 26689.85 07:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:02 13796852 15497572 2628116 16.00 67088 1829476 873588 5.00 728932 1675008 264976 07:51:01 12954716 14951744 3470252 21.13 85524 2092696 1358448 7.77 1298988 1917648 9152 07:52:01 12009528 14036812 4415440 26.88 86788 2120476 3157472 18.07 2239260 1916404 2140 07:53:01 12897564 15500404 3527404 21.48 90804 2683200 822592 4.71 1001080 2254712 30848 Average: 12914665 14996633 3510303 21.37 82551 2181462 1553025 8.89 1317065 1940943 76779 07:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:02 lo 1.27 1.27 0.15 0.15 0.00 0.00 0.00 0.00 07:50:02 ens3 309.80 220.98 2145.15 73.98 0.00 0.00 0.00 0.00 07:51:01 lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 07:51:01 ens3 433.11 349.91 3122.36 83.20 0.00 0.00 0.00 0.00 07:52:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 07:52:01 ens3 1800.45 1167.58 425.33 448.55 0.00 0.00 0.00 0.00 07:53:01 lo 2.68 2.68 0.24 0.24 0.00 0.00 0.00 0.00 07:53:01 ens3 402.22 252.76 763.44 1810.84 0.00 0.00 0.00 0.00 Average: lo 1.23 1.23 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 737.71 498.45 1607.71 606.32 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7691) 10/07/26 _x86_64_ (4 CPU) 07:48:50 LINUX RESTART (4 CPU) 07:49:01 CPU %user %nice %system %iowait %steal %idle 07:50:02 all 21.69 0.00 1.78 4.35 0.01 72.17 07:50:02 0 8.46 0.00 1.56 7.00 0.00 82.98 07:50:02 1 27.39 0.00 1.44 4.73 0.00 66.44 07:50:02 2 24.15 0.00 2.43 4.57 0.02 68.84 07:50:02 3 26.73 0.00 1.74 1.12 0.00 70.42 07:51:01 all 30.48 0.00 2.02 0.59 0.01 66.89 07:51:01 0 29.35 0.00 1.60 0.80 0.02 68.24 07:51:01 1 42.87 0.00 2.38 0.80 0.03 53.92 07:51:01 2 23.58 0.00 1.66 0.61 0.00 74.15 07:51:01 3 26.15 0.00 2.45 0.15 0.02 71.24 07:52:01 all 34.01 0.00 6.71 0.07 0.02 59.19 07:52:01 0 28.55 0.00 2.42 0.10 0.00 68.93 07:52:01 1 35.83 0.00 7.16 0.02 0.02 56.97 07:52:01 2 46.87 0.00 7.59 0.13 0.02 45.38 07:52:01 3 24.87 0.00 9.65 0.05 0.02 65.42 07:53:01 all 39.29 0.00 2.88 0.29 0.01 57.52 07:53:01 0 33.21 0.00 3.08 0.17 0.02 63.53 07:53:01 1 46.95 0.00 3.15 0.03 0.02 49.85 07:53:01 2 36.32 0.00 2.63 0.92 0.02 60.11 07:53:01 3 40.65 0.00 2.67 0.05 0.00 56.63 Average: all 31.38 0.00 3.36 1.33 0.01 63.92 Average: 0 24.90 0.00 2.17 2.01 0.01 70.91 Average: 1 38.25 0.00 3.54 1.40 0.02 56.80 Average: 2 32.76 0.00 3.59 1.56 0.01 62.08 Average: 3 29.61 0.00 4.14 0.34 0.01 65.90