---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6827 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: 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 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 463 5256 0 2255 7229 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:63:00:72 brd ff:ff:ff:ff:ff:ff inet 10.32.7.86/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86081sec preferred_lft 86081sec inet6 fe80::f816:3eff:fe63:72/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6827) 07/27/26 _x86_64_ (4 CPU) 12:46:49 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 116.25 54.07 62.17 3563.94 5545.76 12:49:01 80.44 29.92 50.52 1685.30 9840.72 12:50:01 75.70 8.65 67.06 503.92 8547.64 12:51:01 27.39 1.90 25.49 90.64 5020.46 12:52:01 21.46 0.35 21.11 33.73 1442.43 Average: 64.25 18.98 45.27 1175.49 6079.49 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 5969320 7433992 2198100 26.91 39200 1603888 689732 7.48 576452 1454976 121372 12:49:01 5589552 7363840 2577868 31.56 58532 1876848 848200 9.20 653052 1722780 156892 12:50:01 5039596 6923284 3127824 38.30 65064 1974732 1161048 12.60 1145808 1766352 6524 12:51:01 5355496 7372960 2811924 34.43 68268 2103436 714568 7.75 769512 1826420 26112 12:52:01 5345240 7365420 2822180 34.55 70140 2103832 736680 7.99 779776 1824996 9580 Average: 5459841 7291899 2707579 33.15 60241 1932547 830046 9.01 784920 1719105 64096 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:48:01 ens3 491.05 261.77 1519.08 66.94 0.00 0.00 0.00 0.00 12:49:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 12:49:01 ens3 85.50 67.53 530.35 16.25 0.00 0.00 0.00 0.00 12:50:01 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 12:50:01 ens3 278.80 318.88 1316.33 52.76 0.00 0.00 0.00 0.00 12:51:01 lo 1.33 1.33 0.11 0.11 0.00 0.00 0.00 0.00 12:51:01 ens3 113.10 127.86 318.12 619.77 0.00 0.00 0.00 0.00 12:52:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:52:01 ens3 12.23 12.48 9.82 5.97 0.00 0.00 0.00 0.00 Average: lo 0.91 0.91 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 196.13 157.70 738.72 152.35 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6827) 07/27/26 _x86_64_ (4 CPU) 12:46:49 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 23.02 0.00 1.92 3.33 0.97 70.77 12:48:01 0 13.61 0.00 1.52 2.96 0.80 81.11 12:48:01 1 17.53 0.00 1.49 1.82 0.77 78.39 12:48:01 2 30.14 0.00 1.84 1.34 1.14 65.55 12:48:01 3 30.76 0.00 2.84 7.19 1.18 58.03 12:49:01 all 22.06 0.00 1.53 2.15 0.83 73.43 12:49:01 0 4.65 0.00 0.35 0.10 0.38 94.52 12:49:01 1 46.80 0.00 2.13 0.32 1.37 49.38 12:49:01 2 14.01 0.00 1.13 1.92 0.68 82.25 12:49:01 3 22.94 0.00 2.54 6.26 0.83 67.44 12:50:01 all 43.76 0.00 2.35 1.38 2.58 49.93 12:50:01 0 40.24 0.00 2.00 1.45 2.38 53.94 12:50:01 1 46.21 0.00 2.42 0.55 2.32 48.51 12:50:01 2 42.79 0.00 2.66 2.63 2.71 49.21 12:50:01 3 45.84 0.00 2.32 0.88 2.93 48.02 12:51:01 all 19.38 0.00 1.22 0.63 0.75 78.03 12:51:01 0 7.94 0.00 0.92 1.50 0.33 89.31 12:51:01 1 10.23 0.00 1.13 0.02 0.48 88.14 12:51:01 2 3.88 0.00 0.63 0.83 0.63 94.03 12:51:01 3 55.58 0.00 2.22 0.18 1.54 40.48 12:52:01 all 20.86 0.00 0.96 0.47 0.91 76.80 12:52:01 0 5.18 0.00 0.72 1.65 0.25 92.20 12:52:01 1 1.36 0.00 0.21 0.03 0.91 97.49 12:52:01 2 45.04 0.00 1.61 0.10 1.55 51.70 12:52:01 3 31.94 0.00 1.30 0.12 0.93 65.70 Average: all 25.82 0.00 1.60 1.59 1.21 69.79 Average: 0 14.32 0.00 1.10 1.53 0.83 82.22 Average: 1 24.38 0.00 1.47 0.55 1.17 72.43 Average: 2 27.17 0.00 1.57 1.36 1.34 68.55 Average: 3 37.41 0.00 2.24 2.93 1.48 55.94