---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3667 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 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 8.5G 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 559 13074 0 2405 15161 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:09:47:3a brd ff:ff:ff:ff:ff:ff inet 10.30.107.77/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86193sec preferred_lft 86193sec inet6 fe80::f816:3eff:fe09:473a/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-3667) 11/24/23 _x86_64_ (4 CPU) 03:08:59 LINUX RESTART (4 CPU) 03:09:01 tps rtps wtps bread/s bwrtn/s 03:10:01 153.69 81.65 72.04 5588.14 52483.79 03:11:01 198.62 10.50 188.12 244.89 25792.63 03:12:01 105.83 28.48 77.35 1908.88 26131.78 Average: 152.71 40.21 112.50 2580.64 34802.73 03:09:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:10:01 14045852 15542852 2379108 14.48 49960 1655356 841368 4.82 706208 1475092 121600 03:11:01 13252816 15115096 3172144 19.31 81296 1969636 1152588 6.60 1139660 1787456 190352 03:12:01 13441548 15571564 2983412 18.16 89720 2222420 734848 4.21 830352 1902928 43456 Average: 13580072 15409837 2844888 17.32 73659 1949137 909601 5.21 892073 1721825 118469 03:09:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:10:01 ens3 370.90 229.71 1467.58 55.42 0.00 0.00 0.00 0.00 03:10:01 lo 2.07 2.07 0.20 0.20 0.00 0.00 0.00 0.00 03:11:01 ens3 158.71 101.68 1488.41 36.12 0.00 0.00 0.00 0.00 03:11:01 lo 1.93 1.93 0.31 0.31 0.00 0.00 0.00 0.00 03:12:01 ens3 328.01 240.63 2665.68 55.88 0.00 0.00 0.00 0.00 03:12:01 lo 1.00 1.00 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 285.87 190.67 1873.89 49.14 0.00 0.00 0.00 0.00 Average: lo 1.67 1.67 0.20 0.20 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3667) 11/24/23 _x86_64_ (4 CPU) 03:08:59 LINUX RESTART (4 CPU) 03:09:01 CPU %user %nice %system %iowait %steal %idle 03:10:01 all 18.00 0.00 2.09 12.75 0.05 67.11 03:10:01 0 19.76 0.00 1.90 2.74 0.05 75.55 03:10:01 1 16.68 0.00 1.84 18.93 0.07 62.48 03:10:01 2 28.43 0.00 3.16 3.40 0.07 64.95 03:10:01 3 7.13 0.00 1.44 25.97 0.03 65.43 03:11:01 all 21.11 0.00 1.60 6.68 0.06 70.55 03:11:01 0 21.34 0.00 1.19 5.05 0.08 72.34 03:11:01 1 26.20 0.00 2.02 2.60 0.07 69.12 03:11:01 2 29.41 0.00 2.59 4.60 0.07 63.32 03:11:01 3 7.52 0.00 0.58 14.47 0.03 77.39 03:12:01 all 22.70 0.00 1.86 3.72 0.06 71.66 03:12:01 0 14.45 0.00 1.62 3.86 0.05 80.02 03:12:01 1 15.80 0.00 1.55 0.37 0.05 82.23 03:12:01 2 16.38 0.00 2.00 0.64 0.07 80.92 03:12:01 3 44.21 0.00 2.31 10.04 0.07 43.37 Average: all 20.60 0.00 1.85 7.72 0.06 69.77 Average: 0 18.51 0.00 1.57 3.88 0.06 75.97 Average: 1 19.56 0.00 1.80 7.28 0.06 71.29 Average: 2 24.74 0.00 2.58 2.88 0.07 69.72 Average: 3 19.60 0.00 1.44 16.83 0.04 62.08