---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2892 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: 2799.998 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): 0-3 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 672K 1.6G 1% /run /dev/vda1 78G 9.6G 68G 13% / 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 543 11823 0 3673 15166 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:5c:a1:31 brd ff:ff:ff:ff:ff:ff inet 10.30.107.205/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86042sec preferred_lft 86042sec inet6 fe80::f816:3eff:fe5c:a131/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2892) 11/22/23 _x86_64_ (4 CPU) 10:22:41 LINUX RESTART (4 CPU) 10:23:01 tps rtps wtps bread/s bwrtn/s 10:24:02 109.15 33.71 75.44 1722.51 21591.60 10:25:01 120.96 13.64 107.32 318.05 27761.13 10:26:01 116.15 4.57 111.58 380.60 20608.30 10:27:01 479.67 0.97 478.70 11.86 47970.67 10:28:01 111.40 0.78 110.61 85.17 22808.40 Average: 187.68 10.72 176.96 504.25 28149.13 10:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:24:02 13982516 15566396 2442452 14.87 61440 1724692 804840 4.61 676352 1559152 174836 10:25:01 13480760 15242384 2944208 17.93 73868 1879440 1136532 6.50 1022268 1694116 4476 10:26:01 12843188 14894228 3581780 21.81 84220 2151188 1348084 7.72 1479244 1856184 132372 10:27:01 11163652 14523676 5261316 32.03 191012 3144184 1432052 8.20 2018168 2760204 539540 10:28:01 12109668 15524104 4315300 26.27 198396 3189324 817580 4.68 1067232 2773088 73068 Average: 12715957 15150158 3709011 22.58 121787 2417766 1107818 6.34 1252653 2128549 184858 10:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:24:02 lo 1.53 1.53 0.16 0.16 0.00 0.00 0.00 0.00 10:24:02 ens3 105.57 74.30 1081.68 18.57 0.00 0.00 0.00 0.00 10:25:01 lo 0.41 0.41 0.03 0.03 0.00 0.00 0.00 0.00 10:25:01 ens3 115.10 103.59 1081.18 35.57 0.00 0.00 0.00 0.00 10:26:01 lo 0.87 0.87 0.15 0.15 0.00 0.00 0.00 0.00 10:26:01 ens3 225.65 201.80 1749.43 830.06 0.00 0.00 0.00 0.00 10:27:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 10:27:01 ens3 113.93 81.17 1132.58 15.02 0.00 0.00 0.00 0.00 10:28:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 10:28:01 ens3 104.65 74.33 74.15 67.01 0.00 0.00 0.00 0.00 Average: lo 0.71 0.71 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 133.04 107.05 1023.58 193.77 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2892) 11/22/23 _x86_64_ (4 CPU) 10:22:41 LINUX RESTART (4 CPU) 10:23:01 CPU %user %nice %system %iowait %steal %idle 10:24:02 all 20.91 0.00 1.64 4.52 0.07 72.87 10:24:02 0 19.65 0.00 1.27 0.94 0.05 78.09 10:24:02 1 15.08 0.00 1.34 0.92 0.07 82.59 10:24:02 2 16.40 0.00 1.89 8.29 0.07 73.35 10:24:02 3 32.49 0.00 2.04 7.92 0.08 57.47 10:25:01 all 17.08 0.00 1.06 5.08 0.06 76.72 10:25:01 0 29.77 0.00 1.53 1.21 0.07 67.42 10:25:01 1 16.90 0.00 1.16 7.85 0.07 74.02 10:25:01 2 13.19 0.00 1.12 2.46 0.05 83.18 10:25:01 3 8.52 0.00 0.41 8.78 0.05 82.24 10:26:01 all 24.42 0.00 1.28 2.95 0.09 71.26 10:26:01 0 23.78 0.00 1.12 0.84 0.10 74.17 10:26:01 1 19.60 0.00 1.43 5.29 0.08 73.60 10:26:01 2 26.93 0.00 1.03 0.63 0.12 71.29 10:26:01 3 27.36 0.00 1.57 5.01 0.07 66.00 10:27:01 all 23.63 0.00 7.57 10.67 0.12 58.01 10:27:01 0 25.86 0.00 6.80 14.21 0.14 53.00 10:27:01 1 20.76 0.00 5.93 19.16 0.08 54.07 10:27:01 2 23.27 0.00 9.74 4.32 0.10 62.56 10:27:01 3 24.63 0.00 7.84 4.97 0.14 62.43 10:28:01 all 37.88 0.00 1.79 3.66 0.10 56.57 10:28:01 0 26.89 0.00 1.60 5.85 0.08 65.58 10:28:01 1 40.39 0.00 2.08 5.09 0.10 52.33 10:28:01 2 33.24 0.00 1.71 3.05 0.08 61.91 10:28:01 3 51.06 0.00 1.73 0.64 0.12 46.46 Average: all 24.81 0.00 2.66 5.36 0.09 67.09 Average: 0 25.17 0.00 2.46 4.59 0.09 67.69 Average: 1 22.56 0.00 2.38 7.63 0.08 67.34 Average: 2 22.62 0.00 3.08 3.76 0.08 70.46 Average: 3 28.87 0.00 2.71 5.46 0.09 62.87