---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4931 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 7.8G 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 470 5105 0 2400 7220 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:e2:e2:a5 brd ff:ff:ff:ff:ff:ff inet 10.32.6.140/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86014sec preferred_lft 86014sec inet6 fe80::f816:3eff:fee2:e2a5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4931) 07/04/26 _x86_64_ (4 CPU) 02:56:47 LINUX RESTART (4 CPU) 02:57:01 tps rtps wtps bread/s bwrtn/s 02:58:03 115.78 54.07 61.71 3563.94 5560.96 02:59:01 66.51 12.20 54.30 238.44 10109.84 03:00:01 41.03 0.63 40.39 19.46 7833.23 03:01:01 9.70 0.00 9.70 0.00 360.67 03:02:01 49.78 0.40 49.38 14.40 8954.35 03:03:01 20.70 0.70 20.00 77.85 4624.30 Average: 50.49 11.33 39.16 654.66 6219.18 02:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:03 5970048 7403124 2197372 26.90 38300 1574172 711976 7.73 601076 1432496 95352 02:59:01 5711728 7432848 2455692 30.07 58048 1824776 812868 8.82 577404 1678288 156656 03:00:01 5436468 7230980 2730952 33.44 59912 1894628 896188 9.72 788024 1740084 1756 03:01:01 5417976 7219812 2749444 33.66 61864 1899084 896188 9.72 800272 1743732 1488 03:02:01 5220732 7377740 2946688 36.08 66876 2242140 700972 7.61 661540 2065852 110132 03:03:01 5225660 7388604 2941760 36.02 69144 2245456 691148 7.50 657984 2064036 10952 Average: 5497102 7342185 2670318 32.69 59024 1946709 784890 8.52 681050 1787415 62723 02:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:03 ens3 455.92 240.74 1444.16 65.14 0.00 0.00 0.00 0.00 02:58:03 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 02:59:01 ens3 75.23 58.49 541.40 14.92 0.00 0.00 0.00 0.00 02:59:01 lo 1.38 1.38 0.13 0.13 0.00 0.00 0.00 0.00 03:00:01 ens3 92.62 98.00 1155.10 14.46 0.00 0.00 0.00 0.00 03:00:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:01:01 ens3 57.52 83.50 70.69 13.26 0.00 0.00 0.00 0.00 03:01:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:02:01 ens3 698.78 602.13 4081.05 85.59 0.00 0.00 0.00 0.00 03:02:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:03:01 ens3 11.80 12.48 9.30 5.95 0.00 0.00 0.00 0.00 03:03:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 232.87 183.27 1220.83 33.32 0.00 0.00 0.00 0.00 Average: lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4931) 07/04/26 _x86_64_ (4 CPU) 02:56:47 LINUX RESTART (4 CPU) 02:57:01 CPU %user %nice %system %iowait %steal %idle 02:58:03 all 24.25 0.00 1.92 3.65 1.87 68.31 02:58:03 0 22.34 0.00 2.49 6.80 1.56 66.80 02:58:03 1 21.57 0.00 1.28 0.73 1.79 74.63 02:58:03 2 24.24 0.00 1.84 5.16 2.37 66.40 02:58:03 3 28.82 0.00 2.09 1.91 1.78 65.39 02:59:01 all 21.36 0.00 1.50 2.06 1.64 73.44 02:59:01 0 5.98 0.00 0.93 6.17 0.87 86.04 02:59:01 1 51.35 0.00 2.54 0.38 1.98 43.75 02:59:01 2 8.66 0.00 1.03 1.37 2.46 86.47 02:59:01 3 19.66 0.00 1.48 0.33 1.26 77.28 03:00:01 all 12.62 0.00 0.64 0.91 1.33 84.50 03:00:01 0 11.81 0.00 0.48 0.61 1.08 86.01 03:00:01 1 9.93 0.00 0.88 0.15 1.38 87.66 03:00:01 2 12.38 0.00 0.46 2.79 1.05 83.33 03:00:01 3 16.39 0.00 0.71 0.08 1.81 81.00 03:01:01 all 3.78 0.00 0.40 0.03 0.48 95.31 03:01:01 0 2.25 0.00 0.48 0.10 0.32 96.85 03:01:01 1 6.10 0.00 0.92 0.00 0.45 92.53 03:01:01 2 0.67 0.00 0.03 0.02 0.10 99.18 03:01:01 3 6.07 0.00 0.15 0.00 1.02 92.76 03:02:01 all 19.01 0.00 1.82 0.81 1.46 76.90 03:02:01 0 10.56 0.00 1.13 0.66 1.10 86.55 03:02:01 1 20.10 0.00 2.16 1.16 1.23 75.34 03:02:01 2 16.67 0.00 1.46 0.95 1.56 79.36 03:02:01 3 28.72 0.00 2.54 0.45 1.98 66.32 03:03:01 all 18.73 0.00 0.85 0.70 1.15 78.57 03:03:01 0 16.52 0.00 0.69 0.10 2.09 80.60 03:03:01 1 14.05 0.00 0.48 2.26 0.68 82.52 03:03:01 2 23.73 0.00 0.81 0.35 1.10 74.02 03:03:01 3 20.64 0.00 1.43 0.12 0.70 77.12 Average: all 16.61 0.00 1.19 1.36 1.32 79.52 Average: 0 11.62 0.00 1.03 2.39 1.17 83.79 Average: 1 20.35 0.00 1.37 0.78 1.25 76.25 Average: 2 14.43 0.00 0.94 1.78 1.44 81.41 Average: 3 20.06 0.00 1.40 0.48 1.42 76.63