---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2894 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 472 5351 0 2151 7224 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:4f:4a:27 brd ff:ff:ff:ff:ff:ff inet 10.32.6.56/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:fe4f:4a27/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2894) 01/10/26 _x86_64_ (4 CPU) 07:04:42 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 99.95 27.92 72.03 916.48 5909.46 07:07:01 90.00 30.62 59.39 1710.74 9616.94 07:08:01 53.51 9.00 44.51 509.65 8409.80 07:09:01 22.41 0.35 22.06 33.72 1460.47 Average: 66.37 16.91 49.45 788.79 6335.19 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5794696 7357608 2372724 29.05 47644 1686180 747616 8.11 677464 1510348 168356 07:07:01 5488688 7249812 2678732 32.80 60088 1862340 837480 9.09 769912 1704168 97668 07:08:01 5456668 7370192 2710752 33.19 63940 2008416 712856 7.73 764748 1738032 28400 07:09:01 5446596 7363784 2720824 33.31 65836 2009736 715296 7.76 774956 1737188 11860 Average: 5546662 7335349 2620758 32.09 59377 1891668 753312 8.17 746770 1672434 76571 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 201.38 126.50 1023.25 38.94 0.00 0.00 0.00 0.00 07:06:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:07:01 ens3 195.34 186.45 1297.76 35.47 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 07:08:01 ens3 152.27 169.29 417.97 617.43 0.00 0.00 0.00 0.00 07:08:01 lo 1.37 1.37 0.12 0.12 0.00 0.00 0.00 0.00 07:09:01 ens3 21.46 15.46 17.23 15.66 0.00 0.00 0.00 0.00 07:09:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 142.39 124.16 686.50 177.44 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2894) 01/10/26 _x86_64_ (4 CPU) 07:04:42 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 22.51 0.00 1.48 2.89 1.13 71.99 07:06:02 0 8.68 0.00 1.15 4.56 0.60 85.01 07:06:02 1 13.19 0.00 1.05 5.90 0.82 79.05 07:06:02 2 43.19 0.00 2.14 0.83 2.00 51.84 07:06:02 3 24.87 0.00 1.58 0.30 1.08 72.17 07:07:01 all 29.27 0.00 1.56 1.98 1.86 65.33 07:07:01 0 25.42 0.00 1.10 0.46 1.52 71.50 07:07:01 1 17.12 0.00 0.81 4.09 1.43 76.56 07:07:01 2 31.41 0.00 1.86 2.07 2.21 62.45 07:07:01 3 43.17 0.00 2.47 1.30 2.30 50.77 07:08:01 all 30.05 0.00 1.37 1.08 2.02 65.49 07:08:01 0 47.85 0.00 2.03 0.47 2.54 47.12 07:08:01 1 32.53 0.00 1.35 2.46 2.21 61.45 07:08:01 2 21.62 0.00 0.75 0.20 1.74 75.69 07:08:01 3 18.18 0.00 1.37 1.18 1.55 77.73 07:09:01 all 21.01 0.00 0.90 0.63 0.79 76.67 07:09:01 0 5.16 0.00 0.53 0.65 0.18 93.47 07:09:01 1 10.74 0.00 0.81 1.15 0.73 86.57 07:09:01 2 9.44 0.00 0.77 0.03 0.57 89.20 07:09:01 3 58.71 0.00 1.46 0.67 1.68 37.49 Average: all 25.70 0.00 1.33 1.64 1.45 69.88 Average: 0 21.78 0.00 1.20 1.54 1.21 74.27 Average: 1 18.40 0.00 1.01 3.39 1.30 75.90 Average: 2 26.42 0.00 1.37 0.78 1.63 69.80 Average: 3 36.21 0.00 1.72 0.86 1.65 59.56