---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2030 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 569 12696 0 2774 15143 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:b5:58:dc brd ff:ff:ff:ff:ff:ff inet 10.30.107.158/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86096sec preferred_lft 86096sec inet6 fe80::f816:3eff:feb5:58dc/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-2030) 10/15/26 _x86_64_ (4 CPU) 18:48:42 LINUX RESTART (4 CPU) 18:49:01 tps rtps wtps bread/s bwrtn/s 18:50:02 120.16 19.10 101.07 712.41 31058.02 18:51:01 181.73 29.49 152.25 1727.98 42860.40 18:52:01 49.20 12.96 36.24 860.25 17713.56 18:53:01 13.50 2.02 11.48 51.86 1124.21 Average: 90.77 15.83 74.93 834.40 23106.53 18:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:02 13881396 15616692 2543572 15.49 68828 1858920 721560 4.13 593048 1719096 310640 18:51:01 13296464 15343996 3128504 19.05 86844 2140988 916484 5.24 922316 1949092 18440 18:52:01 11710216 13885436 4714752 28.70 89688 2261460 2307096 13.20 2456856 1989588 2480 18:53:01 13021456 15515728 3403512 20.72 91360 2575404 797836 4.57 963456 2168956 304620 Average: 12977383 15090463 3447585 20.99 84180 2209193 1185744 6.79 1233919 1956683 159045 18:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:02 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 18:50:02 ens3 105.53 69.56 1632.22 23.55 0.00 0.00 0.00 0.00 18:51:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 18:51:01 ens3 396.19 356.55 3290.38 71.45 0.00 0.00 0.00 0.00 18:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:52:01 ens3 293.67 184.52 763.10 75.02 0.00 0.00 0.00 0.00 18:53:01 lo 0.65 0.65 0.91 0.91 0.00 0.00 0.00 0.00 18:53:01 ens3 306.05 182.94 397.24 76.18 0.00 0.00 0.00 0.00 Average: lo 0.61 0.61 0.28 0.28 0.00 0.00 0.00 0.00 Average: ens3 274.85 197.73 1513.30 61.51 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2030) 10/15/26 _x86_64_ (4 CPU) 18:48:42 LINUX RESTART (4 CPU) 18:49:01 CPU %user %nice %system %iowait %steal %idle 18:50:02 all 18.22 0.00 1.47 3.57 0.02 76.73 18:50:02 0 3.57 0.00 0.92 8.44 0.00 87.07 18:50:02 1 49.25 0.00 3.32 1.77 0.03 45.63 18:50:02 2 13.84 0.00 1.05 0.58 0.00 84.52 18:50:02 3 6.20 0.00 0.58 3.49 0.00 89.73 18:51:01 all 20.47 0.00 1.99 1.12 0.00 76.42 18:51:01 0 14.61 0.00 1.33 1.90 0.00 82.16 18:51:01 1 24.97 0.00 1.92 0.34 0.02 72.76 18:51:01 2 20.41 0.00 2.84 0.42 0.02 76.31 18:51:01 3 21.88 0.00 1.85 1.82 0.00 74.45 18:52:01 all 71.29 0.00 2.18 0.30 0.02 26.21 18:52:01 0 65.24 0.00 2.05 0.35 0.02 32.34 18:52:01 1 71.98 0.00 2.31 0.45 0.02 25.23 18:52:01 2 73.52 0.00 1.52 0.05 0.02 24.89 18:52:01 3 74.34 0.00 2.88 0.34 0.02 22.42 18:53:01 all 67.53 0.00 2.73 0.04 0.03 29.67 18:53:01 0 67.98 0.00 2.26 0.12 0.02 29.63 18:53:01 1 63.41 0.00 3.02 0.02 0.05 33.50 18:53:01 2 67.51 0.00 3.12 0.00 0.02 29.35 18:53:01 3 71.24 0.00 2.49 0.00 0.03 26.24 Average: all 44.44 0.00 2.09 1.26 0.02 52.19 Average: 0 37.95 0.00 1.64 2.71 0.01 57.69 Average: 1 52.49 0.00 2.65 0.65 0.03 44.19 Average: 2 43.90 0.00 2.13 0.26 0.01 53.69 Average: 3 43.42 0.00 1.95 1.41 0.01 53.21