---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4887 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 7.6G 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 480 5242 0 2253 7212 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:03:d0:97 brd ff:ff:ff:ff:ff:ff inet 10.32.6.254/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86106sec preferred_lft 86106sec inet6 fe80::f816:3eff:fe03:d097/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4887) 07/03/26 _x86_64_ (4 CPU) 14:54:54 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 141.26 55.46 85.80 3639.53 40682.04 14:57:01 63.82 6.64 57.18 199.83 10390.92 14:58:01 106.82 33.28 73.54 2031.93 9177.00 14:59:01 29.53 3.47 26.06 134.24 5198.47 Average: 85.45 24.79 60.66 1506.83 16387.09 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 5976316 7406200 2191104 26.83 37616 1572288 713752 7.74 596756 1430288 90520 14:57:01 5753920 7478448 2413500 29.55 57316 1828448 605824 6.57 526000 1687268 155344 14:58:01 5142472 7135640 3024948 37.04 66028 2080972 984704 10.68 987960 1818600 100164 14:59:01 5367856 7383052 2799564 34.28 68968 2100216 689304 7.48 761672 1821588 9232 Average: 5560141 7350835 2607279 31.92 57482 1895481 748396 8.12 718097 1689436 88815 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 14:56:02 ens3 418.65 257.39 1475.53 67.95 0.00 0.00 0.00 0.00 14:57:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 14:57:01 ens3 61.21 48.74 528.53 10.19 0.00 0.00 0.00 0.00 14:58:01 lo 1.50 1.50 0.14 0.14 0.00 0.00 0.00 0.00 14:58:01 ens3 326.65 377.95 1609.96 62.53 0.00 0.00 0.00 0.00 14:59:01 lo 1.20 1.20 0.10 0.10 0.00 0.00 0.00 0.00 14:59:01 ens3 61.74 68.01 31.77 600.38 0.00 0.00 0.00 0.00 Average: lo 0.95 0.95 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 217.71 188.60 913.05 186.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4887) 07/03/26 _x86_64_ (4 CPU) 14:54:54 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 21.70 0.00 2.58 4.67 1.70 69.34 14:56:02 0 25.68 0.00 2.53 5.13 1.53 65.13 14:56:02 1 13.47 0.00 2.19 1.97 1.27 81.10 14:56:02 2 11.27 0.00 2.58 1.21 1.60 83.34 14:56:02 3 36.43 0.00 3.01 10.39 2.38 47.79 14:57:01 all 21.28 0.00 1.30 1.80 1.28 74.35 14:57:01 0 2.39 0.00 0.19 0.07 0.29 97.07 14:57:01 1 6.14 0.00 0.88 2.21 1.67 89.11 14:57:01 2 62.44 0.00 3.20 3.08 2.35 28.94 14:57:01 3 14.16 0.00 0.97 1.86 0.81 82.19 14:58:01 all 45.34 0.00 2.52 1.72 4.07 46.34 14:58:01 0 34.80 0.00 2.91 0.66 3.88 57.74 14:58:01 1 48.73 0.00 2.47 3.60 3.71 41.49 14:58:01 2 45.49 0.00 2.42 1.59 3.75 46.75 14:58:01 3 52.43 0.00 2.30 1.04 4.91 39.32 14:59:01 all 20.97 0.00 1.02 0.99 0.91 76.11 14:59:01 0 16.91 0.00 0.65 0.17 0.68 81.60 14:59:01 1 15.34 0.00 1.34 2.94 1.11 79.26 14:59:01 2 38.17 0.00 1.27 0.80 1.30 58.47 14:59:01 3 13.47 0.00 0.82 0.07 0.55 85.10 Average: all 27.36 0.00 1.86 2.30 1.99 66.49 Average: 0 20.06 0.00 1.58 1.51 1.61 75.25 Average: 1 20.96 0.00 1.72 2.68 1.94 72.70 Average: 2 39.20 0.00 2.36 1.66 2.25 54.53 Average: 3 29.23 0.00 1.78 3.34 2.17 63.47