---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1981 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 8.9G 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 1108 12127 0 2803 14605 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:a9:b8:62 brd ff:ff:ff:ff:ff:ff inet 10.30.107.78/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86079sec preferred_lft 86079sec inet6 fe80::f816:3eff:fea9:b862/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1981) 12/02/23 _x86_64_ (4 CPU) 22:42:21 LINUX RESTART (4 CPU) 22:43:01 tps rtps wtps bread/s bwrtn/s 22:44:01 116.41 23.63 92.78 1195.67 15233.06 22:45:01 108.05 5.12 102.93 366.21 23352.64 22:46:01 31.38 4.75 26.63 137.44 6802.60 22:47:01 28.75 0.20 28.55 9.60 20932.11 Average: 71.15 8.42 62.72 427.23 16580.10 22:43:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:44:01 13754556 15461820 2670412 16.26 70868 1830804 1132024 6.48 794588 1652868 152352 22:45:01 12017784 14132956 4407184 26.83 78740 2219048 2131076 12.20 2157080 1998944 10244 22:46:01 12925132 15442352 3499836 21.31 80916 2611812 778244 4.45 903196 2336304 350484 22:47:01 12403636 14928560 4021332 24.48 81628 2618380 1305428 7.47 1904960 1854156 8348 Average: 12775277 14991422 3649691 22.22 78038 2320011 1336693 7.65 1439956 1960568 130357 22:43:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:44:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 22:44:01 ens3 85.30 58.81 1208.17 21.88 0.00 0.00 0.00 0.00 22:45:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 22:45:01 ens3 565.89 436.31 5945.97 102.74 0.00 0.00 0.00 0.00 22:46:01 lo 18.36 18.36 1.41 1.41 0.00 0.00 0.00 0.00 22:46:01 ens3 278.12 210.90 791.87 89.55 0.00 0.00 0.00 0.00 22:47:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 22:47:01 ens3 132.91 89.27 34.81 330.20 0.00 0.00 0.00 0.00 Average: lo 5.01 5.01 0.39 0.39 0.00 0.00 0.00 0.00 Average: ens3 265.56 198.82 1995.21 136.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1981) 12/02/23 _x86_64_ (4 CPU) 22:42:21 LINUX RESTART (4 CPU) 22:43:01 CPU %user %nice %system %iowait %steal %idle 22:44:01 all 21.80 0.00 1.50 3.61 0.05 73.05 22:44:01 0 15.73 0.00 0.98 0.47 0.02 82.81 22:44:01 1 3.94 0.00 0.79 9.95 0.07 85.25 22:44:01 2 25.28 0.00 1.75 2.01 0.05 70.91 22:44:01 3 42.18 0.00 2.46 2.02 0.07 53.27 22:45:01 all 47.37 0.00 1.78 2.05 0.09 48.70 22:45:01 0 39.85 0.00 1.32 1.60 0.10 57.13 22:45:01 1 44.84 0.00 1.49 2.48 0.08 51.11 22:45:01 2 47.40 0.00 3.05 2.79 0.10 46.66 22:45:01 3 57.42 0.00 1.30 1.32 0.08 39.87 22:46:01 all 30.26 0.00 1.06 0.47 0.07 68.15 22:46:01 0 36.98 0.00 1.07 0.13 0.07 61.75 22:46:01 1 22.62 0.00 0.86 1.30 0.07 75.15 22:46:01 2 33.22 0.00 1.00 0.17 0.08 65.53 22:46:01 3 28.23 0.00 1.30 0.28 0.07 70.12 22:47:01 all 23.28 0.00 0.61 2.40 0.05 73.66 22:47:01 0 11.33 0.00 0.28 0.00 0.05 88.34 22:47:01 1 13.41 0.00 0.45 0.72 0.02 85.40 22:47:01 2 33.66 0.00 0.77 5.33 0.07 60.18 22:47:01 3 34.73 0.00 0.97 3.56 0.05 60.69 Average: all 30.68 0.00 1.24 2.13 0.06 65.89 Average: 0 25.98 0.00 0.91 0.55 0.06 72.50 Average: 1 21.22 0.00 0.90 3.60 0.06 74.23 Average: 2 34.88 0.00 1.64 2.57 0.08 60.82 Average: 3 40.64 0.00 1.51 1.80 0.07 55.99