---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2908 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: 2799.996 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 8.9G 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 613 12612 0 2814 15099 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:6f:34:52 brd ff:ff:ff:ff:ff:ff inet 10.30.106.149/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86166sec preferred_lft 86166sec inet6 fe80::f816:3eff:fe6f:3452/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2908) 01/03/26 _x86_64_ (4 CPU) 11:51:26 LINUX RESTART (4 CPU) 11:52:02 tps rtps wtps bread/s bwrtn/s 11:53:01 178.00 15.42 162.58 369.43 30154.62 11:54:01 105.98 24.76 81.22 1843.43 11692.72 11:55:01 264.95 9.45 255.50 620.53 18865.47 Average: 183.00 16.55 166.45 947.69 20182.28 11:52:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:53:01 13440056 15182404 2984912 18.17 76268 1856540 1163312 6.66 1054600 1691460 107576 11:54:01 12860328 15242044 3564640 21.70 82212 2476456 1061160 6.07 1139924 2161344 348404 11:55:01 12959496 15502428 3465472 21.10 85876 2630324 812928 4.65 949020 2247884 26968 Average: 13086627 15308959 3338341 20.32 81452 2321107 1012467 5.79 1047848 2033563 160983 11:52:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:53:01 ens3 249.09 194.64 2201.84 42.88 0.00 0.00 0.00 0.00 11:53:01 lo 0.88 0.88 0.11 0.11 0.00 0.00 0.00 0.00 11:54:01 ens3 663.22 496.78 4239.34 118.85 0.00 0.00 0.00 0.00 11:54:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 11:55:01 ens3 515.32 322.88 1983.43 128.34 0.00 0.00 0.00 0.00 11:55:01 lo 0.53 0.53 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 477.14 338.91 2811.64 96.99 0.00 0.00 0.00 0.00 Average: lo 0.65 0.65 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2908) 01/03/26 _x86_64_ (4 CPU) 11:51:26 LINUX RESTART (4 CPU) 11:52:02 CPU %user %nice %system %iowait %steal %idle 11:53:01 all 26.74 0.00 1.71 1.87 0.07 69.61 11:53:01 0 29.11 0.00 1.32 0.41 0.05 69.10 11:53:01 1 16.15 0.00 0.90 1.73 0.05 81.17 11:53:01 2 49.17 0.00 3.00 1.17 0.08 46.57 11:53:01 3 12.64 0.00 1.63 4.13 0.05 81.54 11:54:01 all 52.56 0.00 2.47 0.35 0.08 44.54 11:54:01 0 48.12 0.00 1.94 0.44 0.08 49.42 11:54:01 1 48.04 0.00 2.93 0.47 0.08 48.48 11:54:01 2 63.43 0.00 3.67 0.28 0.08 32.53 11:54:01 3 50.64 0.00 1.30 0.23 0.08 47.74 11:55:01 all 42.64 0.00 1.92 0.86 0.07 54.51 11:55:01 0 40.08 0.00 1.57 0.13 0.07 58.15 11:55:01 1 60.62 0.00 1.62 0.13 0.08 37.55 11:55:01 2 30.63 0.00 2.12 1.27 0.07 65.91 11:55:01 3 39.20 0.00 2.39 1.90 0.07 56.44 Average: all 40.71 0.00 2.03 1.02 0.07 56.16 Average: 0 39.15 0.00 1.61 0.32 0.07 58.84 Average: 1 41.76 0.00 1.82 0.77 0.07 55.58 Average: 2 47.74 0.00 2.93 0.91 0.08 48.34 Average: 3 34.21 0.00 1.77 2.08 0.07 61.86