---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6834 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 484 5233 0 2257 7207 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:80:b6:48 brd ff:ff:ff:ff:ff:ff inet 10.32.6.23/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86088sec preferred_lft 86088sec inet6 fe80::f816:3eff:fe80:b648/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6834) 07/27/26 _x86_64_ (4 CPU) 14:54:49 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 115.71 54.05 61.66 3562.01 5805.55 14:57:01 71.50 19.96 51.54 1358.04 9425.63 14:58:01 88.40 18.76 69.64 833.99 8608.43 14:59:01 30.71 3.02 27.70 140.24 5629.60 Average: 76.58 23.95 52.63 1473.66 7367.24 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 5957936 7399080 2209484 27.05 38532 1581360 711544 7.72 602860 1439480 87524 14:57:01 5657796 7421972 2509624 30.73 58484 1866684 823780 8.94 588568 1717628 155724 14:58:01 5240316 7128256 2927104 35.84 65604 1977768 930112 10.09 949704 1763032 6844 14:59:01 5375044 7393852 2792376 34.19 68636 2103880 672524 7.30 749100 1826200 9792 Average: 5557773 7335790 2609647 31.95 57814 1882423 784490 8.51 722558 1686585 64971 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 14:56:01 ens3 470.68 260.76 1511.53 67.14 0.00 0.00 0.00 0.00 14:57:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 14:57:01 ens3 77.10 62.91 526.81 15.08 0.00 0.00 0.00 0.00 14:58:01 lo 0.43 0.43 0.04 0.04 0.00 0.00 0.00 0.00 14:58:01 ens3 291.60 338.11 1365.13 56.47 0.00 0.00 0.00 0.00 14:59:01 lo 1.40 1.40 0.12 0.12 0.00 0.00 0.00 0.00 14:59:01 ens3 89.72 102.70 272.77 615.46 0.00 0.00 0.00 0.00 Average: lo 0.99 0.99 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 232.28 191.12 919.08 188.53 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6834) 07/27/26 _x86_64_ (4 CPU) 14:54:49 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 23.18 0.00 1.82 3.18 1.37 70.46 14:56:01 0 9.66 0.00 1.18 1.26 0.95 86.94 14:56:01 1 30.58 0.00 2.42 8.30 1.66 57.03 14:56:01 2 22.57 0.00 1.69 1.05 1.48 73.21 14:56:01 3 29.90 0.00 2.00 2.10 1.38 64.62 14:57:01 all 21.20 0.00 1.45 1.90 1.17 74.28 14:57:01 0 35.61 0.00 1.49 1.87 2.17 58.87 14:57:01 1 24.39 0.00 2.01 3.19 1.10 69.31 14:57:01 2 7.46 0.00 0.65 0.58 0.63 90.69 14:57:01 3 17.29 0.00 1.67 1.97 0.78 78.29 14:58:01 all 45.36 0.00 2.37 1.86 3.00 47.41 14:58:01 0 40.99 0.00 1.84 2.95 2.79 51.43 14:58:01 1 50.42 0.00 1.66 1.33 2.91 43.67 14:58:01 2 45.51 0.00 3.25 0.33 3.29 47.62 14:58:01 3 44.54 0.00 2.77 2.80 3.02 46.88 14:59:01 all 21.51 0.00 1.23 0.85 1.05 75.36 14:59:01 0 43.71 0.00 2.00 0.93 1.57 51.79 14:59:01 1 8.74 0.00 0.85 0.78 0.85 88.79 14:59:01 2 30.72 0.00 1.16 0.42 1.33 66.37 14:59:01 3 2.88 0.00 0.88 1.30 0.47 94.47 Average: all 27.82 0.00 1.72 1.95 1.65 66.87 Average: 0 32.50 0.00 1.63 1.76 1.87 62.25 Average: 1 28.53 0.00 1.74 3.40 1.63 64.71 Average: 2 26.56 0.00 1.69 0.59 1.68 69.48 Average: 3 23.68 0.00 1.83 2.04 1.41 71.03