---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5658 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 9.2G 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 573 12362 0 3104 15136 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:30:55:6e brd ff:ff:ff:ff:ff:ff inet 10.30.107.143/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86099sec preferred_lft 86099sec inet6 fe80::f816:3eff:fe30:556e/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-5658) 12/16/23 _x86_64_ (4 CPU) 18:04:40 LINUX RESTART (4 CPU) 18:05:01 tps rtps wtps bread/s bwrtn/s 18:06:02 21.63 3.45 18.18 152.24 12156.91 18:07:01 99.25 32.93 66.33 1687.99 17814.61 18:08:01 159.31 13.73 145.58 342.21 30609.57 18:09:01 77.12 3.60 73.52 106.52 35246.39 Average: 89.29 13.35 75.94 567.57 23982.56 18:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:06:02 14409016 15648276 2015952 12.27 32188 1426072 694584 3.98 535696 1305164 144 18:07:01 13917300 15512632 2507668 15.27 62424 1734068 815268 4.67 725228 1567960 178972 18:08:01 12900856 14878424 3524112 21.46 81316 2079984 1280600 7.33 1401488 1872020 12096 18:09:01 12645120 15477464 3779848 23.01 93232 2905740 779372 4.46 1121780 2376628 159016 Average: 13468073 15379199 2956895 18.00 67290 2036466 892456 5.11 946048 1780443 87557 18:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:06:02 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 18:06:02 ens3 82.34 54.84 132.40 19.99 0.00 0.00 0.00 0.00 18:07:01 lo 1.69 1.69 0.17 0.17 0.00 0.00 0.00 0.00 18:07:01 ens3 89.93 60.41 1048.78 11.46 0.00 0.00 0.00 0.00 18:08:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 18:08:01 ens3 407.42 361.74 4278.92 81.51 0.00 0.00 0.00 0.00 18:09:01 lo 17.93 17.93 1.61 1.61 0.00 0.00 0.00 0.00 18:09:01 ens3 555.21 448.33 4223.13 2699.63 0.00 0.00 0.00 0.00 Average: lo 5.00 5.00 0.46 0.46 0.00 0.00 0.00 0.00 Average: ens3 284.53 232.04 2426.55 706.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5658) 12/16/23 _x86_64_ (4 CPU) 18:04:40 LINUX RESTART (4 CPU) 18:05:01 CPU %user %nice %system %iowait %steal %idle 18:06:02 all 2.38 0.00 0.18 1.33 0.02 96.09 18:06:02 0 2.67 0.00 0.12 2.55 0.02 94.64 18:06:02 1 3.31 0.00 0.35 0.08 0.02 96.25 18:06:02 2 1.92 0.00 0.15 2.55 0.02 95.37 18:06:02 3 1.63 0.00 0.10 0.15 0.03 98.08 18:07:01 all 21.05 0.00 1.48 3.30 0.06 74.10 18:07:01 0 5.23 0.00 0.71 8.20 0.03 85.83 18:07:01 1 15.14 0.00 1.08 0.85 0.10 82.83 18:07:01 2 39.54 0.00 2.31 1.94 0.05 56.15 18:07:01 3 24.30 0.00 1.80 2.21 0.05 71.64 18:08:01 all 28.51 0.00 1.77 2.44 0.08 67.20 18:08:01 0 26.96 0.00 1.67 4.62 0.07 66.69 18:08:01 1 24.36 0.00 1.88 3.02 0.10 70.64 18:08:01 2 39.99 0.00 2.09 0.45 0.08 57.38 18:08:01 3 22.71 0.00 1.47 1.67 0.07 74.08 18:09:01 all 30.84 0.00 1.89 2.22 0.08 64.96 18:09:01 0 36.25 0.00 1.81 1.30 0.07 60.57 18:09:01 1 20.43 0.00 1.66 2.55 0.05 75.31 18:09:01 2 48.64 0.00 2.02 0.41 0.12 48.81 18:09:01 3 18.45 0.00 2.06 4.60 0.08 74.81 Average: all 20.65 0.00 1.33 2.32 0.06 75.64 Average: 0 17.84 0.00 1.08 4.15 0.05 76.89 Average: 1 15.75 0.00 1.24 1.62 0.07 81.32 Average: 2 32.37 0.00 1.64 1.34 0.07 64.59 Average: 3 16.74 0.00 1.35 2.16 0.06 79.69