---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9982 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 7.9G 12G 41% / 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 436 5083 0 2456 7253 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:0a:64:74 brd ff:ff:ff:ff:ff:ff inet 10.32.7.219/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85993sec preferred_lft 85993sec inet6 fe80::f816:3eff:fe0a:6474/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9982) 09/05/26 _x86_64_ (4 CPU) 02:56:54 LINUX RESTART (4 CPU) 02:57:01 tps rtps wtps bread/s bwrtn/s 02:58:01 145.92 69.29 76.62 4301.50 39970.16 02:59:01 54.64 0.17 54.47 20.80 9550.81 03:00:01 58.12 12.61 45.51 270.35 11313.31 03:01:01 9.10 0.00 9.10 0.00 362.07 03:02:01 35.74 0.27 35.47 5.33 7740.09 03:03:01 30.39 0.75 29.65 76.92 4952.91 Average: 55.65 13.85 41.80 779.23 12315.53 02:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:01 6075884 7458184 2091536 25.61 35656 1527400 655180 7.11 540856 1391172 66264 02:59:01 5755724 7420716 2411696 29.53 54164 1777052 685412 7.44 593852 1628432 141612 03:00:01 5397124 7244572 2770296 33.92 59324 1947232 864748 9.38 775408 1791052 1636 03:01:01 5375908 7230372 2791512 34.18 61228 1951484 864748 9.38 791260 1794480 1300 03:02:01 4979912 7161448 3187508 39.03 65096 2267468 892564 9.68 864804 2101688 100932 03:03:01 5245496 7464880 2921924 35.78 68120 2301384 635824 6.90 587944 2112084 26864 Average: 5471675 7330029 2695745 33.01 57265 1962003 766413 8.32 692354 1803151 56435 02:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:01 ens3 345.97 189.97 1138.69 61.73 0.00 0.00 0.00 0.00 02:58:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 02:59:01 ens3 28.31 23.15 673.70 3.67 0.00 0.00 0.00 0.00 02:59:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:00:01 ens3 127.98 111.60 1601.59 22.04 0.00 0.00 0.00 0.00 03:00:01 lo 1.53 1.53 0.15 0.15 0.00 0.00 0.00 0.00 03:01:01 ens3 49.89 70.64 52.14 12.65 0.00 0.00 0.00 0.00 03:01:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:02:01 ens3 541.89 387.47 3677.97 55.24 0.00 0.00 0.00 0.00 03:02:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:03:01 ens3 77.47 73.62 367.53 24.34 0.00 0.00 0.00 0.00 03:03:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 195.26 142.75 1252.00 29.95 0.00 0.00 0.00 0.00 Average: lo 0.74 0.74 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9982) 09/05/26 _x86_64_ (4 CPU) 02:56:54 LINUX RESTART (4 CPU) 02:57:01 CPU %user %nice %system %iowait %steal %idle 02:58:01 all 20.60 0.00 2.77 6.25 3.62 66.75 02:58:01 0 21.69 0.00 1.53 2.52 2.80 71.46 02:58:01 1 21.31 0.00 4.75 4.36 3.40 66.17 02:58:01 2 21.86 0.00 2.50 9.65 4.15 61.83 02:58:01 3 17.54 0.00 2.30 8.45 4.13 67.58 02:59:01 all 18.44 0.00 1.10 2.52 2.48 75.46 02:59:01 0 10.61 0.00 0.68 0.23 1.11 87.36 02:59:01 1 40.80 0.00 2.23 1.67 4.00 51.29 02:59:01 2 17.27 0.00 1.06 8.19 2.26 71.23 02:59:01 3 5.03 0.00 0.42 0.02 2.52 92.01 03:00:01 all 16.25 0.00 1.16 1.46 4.54 76.59 03:00:01 0 11.15 0.00 0.74 3.10 3.06 81.94 03:00:01 1 24.69 0.00 1.68 1.24 5.17 67.21 03:00:01 2 15.11 0.00 1.44 1.41 4.40 77.64 03:00:01 3 14.04 0.00 0.79 0.11 5.49 79.56 03:01:01 all 4.82 0.00 0.35 0.05 2.78 92.00 03:01:01 0 11.28 0.00 0.28 0.00 2.44 86.01 03:01:01 1 2.28 0.00 0.38 0.21 2.56 94.58 03:01:01 2 3.93 0.00 0.53 0.02 2.55 92.97 03:01:01 3 1.85 0.00 0.18 0.00 3.58 94.39 03:02:01 all 11.24 0.00 1.10 0.23 4.66 82.77 03:02:01 0 8.43 0.00 1.16 0.18 4.42 85.81 03:02:01 1 10.67 0.00 1.35 0.37 4.58 83.02 03:02:01 2 11.45 0.00 0.96 0.02 4.20 83.37 03:02:01 3 14.38 0.00 0.97 0.37 5.43 78.85 03:03:01 all 19.43 0.00 1.12 1.53 3.01 74.92 03:03:01 0 11.78 0.00 1.40 3.98 2.35 80.50 03:03:01 1 10.54 0.00 0.91 1.35 3.48 83.71 03:03:01 2 3.01 0.00 0.66 0.20 2.00 94.13 03:03:01 3 52.68 0.00 1.50 0.55 4.21 41.06 Average: all 15.11 0.00 1.27 2.00 3.52 78.10 Average: 0 12.48 0.00 0.96 1.67 2.70 82.19 Average: 1 18.36 0.00 1.88 1.53 3.87 74.36 Average: 2 12.10 0.00 1.19 3.23 3.26 80.22 Average: 3 17.49 0.00 1.03 1.57 4.23 75.68