---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-76319 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 8.6G 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 540 13028 0 2471 15182 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:6b:ae:0c brd ff:ff:ff:ff:ff:ff inet 10.30.107.47/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:fe6b:ae0c/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-76319) 11/15/23 _x86_64_ (4 CPU) 20:39:23 LINUX RESTART (4 CPU) 20:40:01 tps rtps wtps bread/s bwrtn/s 20:41:01 94.42 13.71 80.70 989.17 30072.45 20:42:01 150.62 21.19 129.42 814.93 41550.15 20:43:01 17.20 1.35 15.85 27.60 9191.00 20:44:01 49.63 7.35 42.28 1070.09 7982.40 Average: 77.97 10.90 67.07 725.45 22199.81 20:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:41:01 13950668 15594100 2474300 15.06 61704 1782808 773628 4.43 647472 1618028 209136 20:42:01 12913668 14896200 3511300 21.38 76532 2091800 1612884 9.23 1397892 1871132 49180 20:43:01 12938160 14926072 3486808 21.23 76936 2096432 1589276 9.10 1390356 1853072 2316 20:44:01 13382364 15587952 3042604 18.52 83224 2304564 740248 4.24 838772 1957316 30932 Average: 13296215 15251081 3128753 19.05 74599 2068901 1179009 6.75 1068623 1824887 72891 20:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:41:01 lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 20:41:01 ens3 48.91 34.08 834.68 7.24 0.00 0.00 0.00 0.00 20:42:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 20:42:01 ens3 314.58 245.80 2813.39 65.01 0.00 0.00 0.00 0.00 20:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:43:01 ens3 388.75 288.32 110.28 101.20 0.00 0.00 0.00 0.00 20:44:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 20:44:01 ens3 85.49 81.17 281.37 34.82 0.00 0.00 0.00 0.00 Average: lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 209.44 162.35 1010.00 52.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-76319) 11/15/23 _x86_64_ (4 CPU) 20:39:23 LINUX RESTART (4 CPU) 20:40:01 CPU %user %nice %system %iowait %steal %idle 20:41:01 all 16.38 0.00 1.16 8.55 0.05 73.86 20:41:01 0 12.91 0.00 0.90 2.15 0.05 83.99 20:41:01 1 5.40 0.00 0.60 7.35 0.03 86.62 20:41:01 2 16.50 0.00 1.19 21.33 0.05 60.94 20:41:01 3 31.07 0.00 1.99 3.25 0.07 63.62 20:42:01 all 40.78 0.00 1.70 4.15 0.10 53.27 20:42:01 0 48.63 0.00 1.13 0.48 0.08 49.67 20:42:01 1 39.76 0.00 2.96 2.37 0.13 54.78 20:42:01 2 37.18 0.00 1.47 12.29 0.10 48.95 20:42:01 3 37.57 0.00 1.23 1.46 0.07 59.66 20:43:01 all 59.45 0.00 2.89 1.40 0.11 36.14 20:43:01 0 56.85 0.00 1.58 1.01 0.12 40.45 20:43:01 1 61.66 0.00 2.45 3.70 0.10 32.08 20:43:01 2 70.31 0.00 5.71 0.68 0.12 23.17 20:43:01 3 49.04 0.00 1.81 0.30 0.12 48.74 20:44:01 all 28.77 0.00 1.50 2.35 0.07 67.32 20:44:01 0 41.71 0.00 1.27 1.08 0.08 55.86 20:44:01 1 20.39 0.00 1.59 2.82 0.07 75.13 20:44:01 2 18.72 0.00 1.52 5.06 0.05 74.65 20:44:01 3 34.32 0.00 1.60 0.38 0.08 63.61 Average: all 36.31 0.00 1.81 4.11 0.08 57.69 Average: 0 40.01 0.00 1.22 1.18 0.08 57.50 Average: 1 31.49 0.00 1.89 4.06 0.08 62.47 Average: 2 35.68 0.00 2.47 9.84 0.08 51.93 Average: 3 38.04 0.00 1.65 1.34 0.08 58.88