---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6848 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 465 5333 0 2177 7230 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:a9:14:08 brd ff:ff:ff:ff:ff:ff inet 10.32.7.149/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86098sec preferred_lft 86098sec inet6 fe80::f816:3eff:fea9:1408/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6848) 02/17/26 _x86_64_ (4 CPU) 07:04:52 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 140.24 54.61 85.64 3564.87 41036.11 07:07:01 87.02 30.55 56.47 1731.10 9726.35 07:08:01 66.41 8.84 57.56 510.46 7204.40 07:09:01 26.71 1.63 25.08 75.99 5045.29 Average: 80.06 23.88 56.18 1469.39 15777.17 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5955920 7391260 2211492 27.08 38332 1576276 723412 7.85 615788 1432504 86628 07:07:01 5625652 7328804 2541760 31.12 57996 1808856 781516 8.48 694340 1651872 101796 07:08:01 5505052 7437704 2662360 32.60 64912 2025004 650600 7.06 700948 1752168 109548 07:09:01 5454560 7395228 2712852 33.22 67732 2029820 696892 7.56 751256 1751716 8960 Average: 5635296 7388249 2532116 31.00 57243 1859989 713105 7.74 690583 1647065 76733 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:06:02 ens3 471.30 272.12 1470.38 69.08 0.00 0.00 0.00 0.00 07:07:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 07:07:01 ens3 82.48 73.43 475.20 18.83 0.00 0.00 0.00 0.00 07:08:01 lo 0.43 0.43 0.04 0.04 0.00 0.00 0.00 0.00 07:08:01 ens3 327.23 364.46 1544.89 64.31 0.00 0.00 0.00 0.00 07:09:01 lo 1.33 1.33 0.11 0.11 0.00 0.00 0.00 0.00 07:09:01 ens3 53.07 62.84 27.45 607.96 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 234.17 193.73 881.25 190.74 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6848) 02/17/26 _x86_64_ (4 CPU) 07:04:52 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 22.51 0.00 2.31 4.50 1.20 69.48 07:06:02 0 29.42 0.00 2.44 1.30 1.22 65.62 07:06:02 1 28.78 0.00 2.66 8.11 1.32 59.13 07:06:02 2 16.09 0.00 1.41 0.80 1.03 80.67 07:06:02 3 15.79 0.00 2.75 7.78 1.23 72.45 07:07:01 all 24.94 0.00 1.71 2.30 1.78 69.28 07:07:01 0 15.74 0.00 1.23 2.11 1.69 79.24 07:07:01 1 25.32 0.00 2.13 2.87 1.81 67.88 07:07:01 2 37.83 0.00 1.85 1.12 1.93 57.28 07:07:01 3 20.93 0.00 1.62 3.09 1.67 72.69 07:08:01 all 41.49 0.00 2.41 0.77 4.26 51.07 07:08:01 0 43.86 0.00 2.94 0.83 4.12 48.26 07:08:01 1 42.52 0.00 1.88 1.33 3.39 50.90 07:08:01 2 42.46 0.00 2.25 0.40 4.14 50.75 07:08:01 3 37.13 0.00 2.61 0.53 5.39 54.34 07:09:01 all 20.41 0.00 0.97 1.05 1.04 76.52 07:09:01 0 14.98 0.00 1.08 2.72 1.11 80.11 07:09:01 1 7.72 0.00 0.71 1.09 0.63 89.84 07:09:01 2 21.17 0.00 0.83 0.12 1.03 76.85 07:09:01 3 37.88 0.00 1.28 0.27 1.38 59.19 Average: all 27.37 0.00 1.85 2.15 2.07 66.56 Average: 0 26.03 0.00 1.92 1.74 2.04 68.27 Average: 1 26.08 0.00 1.84 3.34 1.79 66.95 Average: 2 29.37 0.00 1.58 0.60 2.04 66.40 Average: 3 27.98 0.00 2.07 2.91 2.43 64.62