---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-854 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 672K 1.6G 1% /run /dev/vda1 78G 8.5G 69G 11% / 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 547 13151 0 2340 15178 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:a2:0a:01 brd ff:ff:ff:ff:ff:ff inet 10.30.107.115/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86080sec preferred_lft 86080sec inet6 fe80::f816:3eff:fea2:a01/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-854) 11/30/23 _x86_64_ (4 CPU) 04:48:21 LINUX RESTART (4 CPU) 04:49:02 tps rtps wtps bread/s bwrtn/s 04:50:01 125.75 23.43 102.32 1191.05 32949.37 04:51:01 83.74 7.18 76.55 464.99 31160.01 04:52:01 8.58 0.00 8.58 0.00 6434.53 04:53:01 40.22 28.96 11.26 1946.68 6089.30 Average: 64.32 14.86 49.46 899.52 19100.64 04:49:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:50:01 13818028 15527908 2606940 15.87 70336 1834152 1055804 6.04 727840 1656160 155676 04:51:01 12495776 14313064 3929192 23.92 73768 1933748 2069760 11.85 1964060 1728924 11936 04:52:01 12243228 14061552 4181740 25.46 74096 1934508 2209488 12.64 2217324 1727712 1324 04:53:01 13485812 15543944 2939156 17.89 75372 2169356 787356 4.51 817508 1882500 6544 Average: 13010711 14861617 3414257 20.79 73393 1967941 1530602 8.76 1431683 1748824 43870 04:49:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:50:01 lo 0.81 0.81 0.09 0.09 0.00 0.00 0.00 0.00 04:50:01 ens3 99.47 65.69 1222.76 12.92 0.00 0.00 0.00 0.00 04:51:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 04:51:01 ens3 143.73 127.46 1194.02 28.36 0.00 0.00 0.00 0.00 04:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:52:01 ens3 1.12 3.13 0.22 7.36 0.00 0.00 0.00 0.00 04:53:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 04:53:01 ens3 433.89 322.31 2750.15 106.46 0.00 0.00 0.00 0.00 Average: lo 0.49 0.49 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 169.85 129.92 1292.13 38.89 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-854) 11/30/23 _x86_64_ (4 CPU) 04:48:21 LINUX RESTART (4 CPU) 04:49:02 CPU %user %nice %system %iowait %steal %idle 04:50:01 all 21.73 0.00 1.66 5.24 0.06 71.31 04:50:01 0 17.64 0.00 1.33 0.68 0.05 80.30 04:50:01 1 21.72 0.00 1.92 0.48 0.05 75.84 04:50:01 2 27.97 0.00 1.85 9.48 0.09 60.61 04:50:01 3 19.62 0.00 1.55 10.36 0.05 68.42 04:51:01 all 49.74 0.00 1.30 1.56 0.09 47.31 04:51:01 0 36.69 0.00 1.48 1.56 0.08 60.19 04:51:01 1 56.82 0.00 0.92 0.20 0.08 41.98 04:51:01 2 53.27 0.00 1.42 3.48 0.10 41.73 04:51:01 3 52.18 0.00 1.36 0.99 0.10 45.38 04:52:01 all 31.79 0.00 0.45 0.58 0.06 67.12 04:52:01 0 34.32 0.00 0.63 0.07 0.08 64.90 04:52:01 1 49.01 0.00 0.53 0.00 0.05 50.41 04:52:01 2 17.57 0.00 0.33 2.27 0.07 79.76 04:52:01 3 26.28 0.00 0.28 0.00 0.03 73.40 04:53:01 all 41.54 0.00 1.35 0.60 0.10 56.41 04:53:01 0 49.08 0.00 1.54 0.87 0.10 48.41 04:53:01 1 44.69 0.00 0.86 0.24 0.08 54.13 04:53:01 2 26.37 0.00 2.20 1.01 0.13 70.29 04:53:01 3 46.08 0.00 0.84 0.27 0.10 52.71 Average: all 36.26 0.00 1.19 1.98 0.08 60.49 Average: 0 34.51 0.00 1.24 0.79 0.08 63.38 Average: 1 43.14 0.00 1.05 0.23 0.07 55.51 Average: 2 31.29 0.00 1.45 4.03 0.10 63.14 Average: 3 36.10 0.00 1.00 2.87 0.07 59.96