---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2990 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 475 5385 0 2114 7221 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:93:0f:d1 brd ff:ff:ff:ff:ff:ff inet 10.32.7.211/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86141sec preferred_lft 86141sec inet6 fe80::f816:3eff:fe93:fd1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2990) 09/06/25 _x86_64_ (4 CPU) 10:25:50 LINUX RESTART (4 CPU) 10:26:02 tps rtps wtps bread/s bwrtn/s 10:27:01 113.88 54.79 59.09 3599.93 5276.00 10:28:01 67.82 12.53 55.29 269.56 9583.87 10:29:01 65.52 5.95 59.57 386.60 8892.92 10:30:01 23.43 0.68 22.75 77.72 3470.75 Average: 67.47 18.34 49.13 1072.93 6812.29 10:26:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:27:01 5959892 7387536 2207528 27.03 37212 1570524 721140 7.82 614828 1430908 89140 10:28:01 5664804 7322172 2502616 30.64 57072 1764332 844068 9.16 700400 1608848 110244 10:29:01 5459664 7341276 2707756 33.15 64004 1975756 736140 7.99 736004 1765704 85296 10:30:01 5453844 7340544 2713576 33.22 66104 1978516 740920 8.04 743948 1763636 18916 Average: 5634551 7347882 2532869 31.01 56098 1822282 760567 8.25 698795 1642274 75899 10:26:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:27:01 ens3 441.94 262.94 1468.48 69.51 0.00 0.00 0.00 0.00 10:27:01 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 10:28:01 ens3 67.34 44.36 424.45 10.22 0.00 0.00 0.00 0.00 10:28:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 10:29:01 ens3 307.42 331.51 2087.42 58.91 0.00 0.00 0.00 0.00 10:29:01 lo 0.57 0.57 0.06 0.06 0.00 0.00 0.00 0.00 10:30:01 ens3 12.28 12.63 9.51 6.19 0.00 0.00 0.00 0.00 10:30:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 206.26 162.44 995.50 36.07 0.00 0.00 0.00 0.00 Average: lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2990) 09/06/25 _x86_64_ (4 CPU) 10:25:50 LINUX RESTART (4 CPU) 10:26:02 CPU %user %nice %system %iowait %steal %idle 10:27:01 all 23.10 0.00 1.82 3.24 1.15 70.68 10:27:01 0 8.26 0.00 1.85 6.17 0.81 82.91 10:27:01 1 30.33 0.00 2.24 5.15 1.32 60.96 10:27:01 2 28.89 0.00 1.65 1.04 1.26 67.18 10:27:01 3 24.89 0.00 1.60 0.64 1.21 71.65 10:28:01 all 24.32 0.00 1.55 1.55 1.20 71.38 10:28:01 0 26.22 0.00 1.83 0.53 1.12 70.30 10:28:01 1 15.60 0.00 1.57 4.61 1.07 77.16 10:28:01 2 32.88 0.00 1.30 0.96 1.26 63.59 10:28:01 3 22.62 0.00 1.47 0.08 1.36 74.47 10:29:01 all 39.23 0.00 2.01 0.78 2.56 55.43 10:29:01 0 54.59 0.00 2.20 0.30 2.89 40.02 10:29:01 1 29.22 0.00 1.77 2.05 2.20 64.77 10:29:01 2 37.73 0.00 1.87 0.60 2.74 57.06 10:29:01 3 35.39 0.00 2.20 0.18 2.40 59.83 10:30:01 all 20.95 0.00 0.97 0.75 0.94 76.39 10:30:01 0 16.32 0.00 1.03 0.03 0.58 82.03 10:30:01 1 0.38 0.00 0.47 2.54 0.63 95.98 10:30:01 2 10.70 0.00 1.03 0.07 0.68 87.52 10:30:01 3 56.41 0.00 1.36 0.33 1.85 40.05 Average: all 26.91 0.00 1.59 1.57 1.46 68.47 Average: 0 26.41 0.00 1.73 1.74 1.35 68.77 Average: 1 18.82 0.00 1.50 3.58 1.30 74.79 Average: 2 27.54 0.00 1.46 0.67 1.49 68.84 Average: 3 34.84 0.00 1.66 0.31 1.70 61.49