---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2947 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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: 2799.998 BogoMIPS: 5599.99 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 680K 1.6G 1% /run /dev/vda1 78G 8.7G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 626 12707 0 2705 15083 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:0f:d2:e4 brd ff:ff:ff:ff:ff:ff inet 10.30.106.196/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86174sec preferred_lft 86174sec inet6 fe80::f816:3eff:fe0f:d2e4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2947) 01/03/26 _x86_64_ (4 CPU) 14:28:25 LINUX RESTART (4 CPU) 14:29:02 tps rtps wtps bread/s bwrtn/s 14:30:01 153.79 15.05 138.74 415.93 16234.54 14:31:01 136.51 23.73 112.78 2157.37 14475.99 14:32:01 246.46 19.98 226.48 782.80 13364.44 Average: 179.06 19.61 159.45 1122.63 14683.04 14:29:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:30:01 13393892 15196780 3031068 18.45 76964 1913568 1283588 7.35 1053532 1732640 175400 14:31:01 13271280 15487884 3153680 19.20 128380 2229476 1121888 6.42 856484 1989456 146936 14:32:01 13002032 15429316 3422928 20.84 133580 2422404 864176 4.95 993664 2109628 27424 Average: 13222401 15371327 3202559 19.50 112975 2188483 1089884 6.24 967893 1943908 116587 14:29:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:30:01 ens3 184.38 140.84 1975.58 28.09 0.00 0.00 0.00 0.00 14:30:01 lo 2.10 2.10 0.25 0.25 0.00 0.00 0.00 0.00 14:31:01 ens3 49.54 36.38 185.03 11.53 0.00 0.00 0.00 0.00 14:31:01 lo 1.93 1.93 0.18 0.18 0.00 0.00 0.00 0.00 14:32:01 ens3 545.04 354.51 2439.25 90.93 0.00 0.00 0.00 0.00 14:32:01 lo 1.00 1.00 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 260.07 177.45 1530.82 43.60 0.00 0.00 0.00 0.00 Average: lo 1.68 1.68 0.18 0.18 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2947) 01/03/26 _x86_64_ (4 CPU) 14:28:25 LINUX RESTART (4 CPU) 14:29:02 CPU %user %nice %system %iowait %steal %idle 14:30:01 all 27.31 0.00 1.83 1.64 0.06 69.15 14:30:01 0 17.79 0.00 1.64 2.54 0.07 77.97 14:30:01 1 27.07 0.00 1.94 3.16 0.07 67.76 14:30:01 2 18.38 0.00 1.29 0.24 0.05 80.04 14:30:01 3 45.96 0.00 2.46 0.63 0.08 50.87 14:31:01 all 24.61 0.00 1.83 1.09 0.05 72.41 14:31:01 0 9.59 0.00 0.97 1.07 0.03 88.33 14:31:01 1 38.83 0.00 1.57 2.30 0.07 57.23 14:31:01 2 26.59 0.00 3.35 0.82 0.07 69.17 14:31:01 3 23.36 0.00 1.42 0.18 0.03 75.00 14:32:01 all 32.44 0.00 2.22 1.06 0.06 64.23 14:32:01 0 26.92 0.00 1.79 0.67 0.05 70.57 14:32:01 1 36.81 0.00 3.75 1.81 0.07 57.56 14:32:01 2 44.75 0.00 2.21 0.48 0.05 52.51 14:32:01 3 21.38 0.00 1.16 1.26 0.05 76.15 Average: all 28.13 0.00 1.96 1.26 0.06 68.59 Average: 0 18.11 0.00 1.47 1.42 0.05 78.95 Average: 1 34.28 0.00 2.42 2.42 0.07 60.81 Average: 2 29.97 0.00 2.29 0.51 0.06 67.17 Average: 3 30.12 0.00 1.67 0.69 0.06 67.46