---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7206 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 8.5G 11G 45% / 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 465 4344 0 3166 7214 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:a7:6c:94 brd ff:ff:ff:ff:ff:ff inet 10.32.6.255/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86107sec preferred_lft 86107sec inet6 fe80::f816:3eff:fea7:6c94/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7206) 08/01/26 _x86_64_ (4 CPU) 08:12:56 LINUX RESTART (4 CPU) 08:13:01 tps rtps wtps bread/s bwrtn/s 08:14:02 151.91 65.29 86.62 4262.09 40787.49 08:15:01 59.44 5.63 53.81 178.24 9571.94 08:16:01 112.91 32.53 80.39 2101.25 39178.54 08:17:01 40.08 2.22 37.86 122.91 4950.77 Average: 91.22 26.50 64.71 1672.29 23680.37 08:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:02 5976836 7410568 2190584 26.82 37976 1575128 703012 7.63 590472 1434404 95604 08:15:01 5767544 7487672 2399876 29.38 57080 1824764 609132 6.61 513740 1685476 152688 08:16:01 4072496 6876904 4094924 50.14 64176 2883608 1186196 12.87 1176104 2678816 7208 08:17:01 4444836 7380392 3722584 45.58 69040 3007156 683496 7.42 723832 2755080 26144 Average: 5065428 7288884 3101992 37.98 57068 2322664 795459 8.63 751037 2138444 70411 08:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:02 ens3 430.06 240.56 1467.47 65.94 0.00 0.00 0.00 0.00 08:14:02 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 08:15:01 ens3 56.51 46.32 515.39 9.97 0.00 0.00 0.00 0.00 08:15:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 08:16:01 ens3 766.52 571.37 16615.25 75.17 0.00 0.00 0.00 0.00 08:16:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 08:17:01 ens3 155.62 182.62 862.72 32.39 0.00 0.00 0.00 0.00 08:17:01 lo 1.33 1.33 0.18 0.18 0.00 0.00 0.00 0.00 Average: ens3 353.40 261.10 4883.22 46.02 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7206) 08/01/26 _x86_64_ (4 CPU) 08:12:56 LINUX RESTART (4 CPU) 08:13:01 CPU %user %nice %system %iowait %steal %idle 08:14:02 all 22.21 0.00 2.64 4.50 1.35 69.30 08:14:02 0 20.29 0.00 4.60 4.03 1.27 69.81 08:14:02 1 11.98 0.00 1.07 1.65 0.78 84.52 08:14:02 2 32.90 0.00 2.63 7.23 2.08 55.16 08:14:02 3 23.65 0.00 2.28 5.08 1.30 67.69 08:15:01 all 21.51 0.00 1.25 1.36 1.10 74.78 08:15:01 0 14.54 0.00 0.83 0.08 0.64 83.90 08:15:01 1 36.19 0.00 2.05 0.46 1.20 60.10 08:15:01 2 5.92 0.00 0.81 3.75 0.39 89.14 08:15:01 3 29.33 0.00 1.29 1.16 2.10 66.12 08:16:01 all 42.50 0.00 2.65 2.07 3.19 49.60 08:16:01 0 44.80 0.00 2.33 0.83 2.86 49.17 08:16:01 1 44.36 0.00 2.81 2.14 3.26 47.43 08:16:01 2 41.57 0.00 2.64 2.86 3.50 49.43 08:16:01 3 39.25 0.00 2.80 2.45 3.15 52.35 08:17:01 all 27.79 0.00 1.29 0.93 1.96 68.03 08:17:01 0 17.84 0.00 0.65 0.43 1.48 79.60 08:17:01 1 29.88 0.00 1.41 0.48 1.71 66.51 08:17:01 2 45.45 0.00 2.29 2.07 2.72 47.47 08:17:01 3 18.03 0.00 0.84 0.73 1.90 78.50 Average: all 28.54 0.00 1.96 2.22 1.90 65.38 Average: 0 24.45 0.00 2.10 1.34 1.57 70.53 Average: 1 30.59 0.00 1.83 1.19 1.74 64.65 Average: 2 31.60 0.00 2.10 3.97 2.18 60.15 Average: 3 27.55 0.00 1.81 2.36 2.11 66.17