---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5550 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 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 9.0G 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 556 12613 0 2869 15154 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:b8:62:52 brd ff:ff:ff:ff:ff:ff inet 10.30.107.120/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86113sec preferred_lft 86113sec inet6 fe80::f816:3eff:feb8:6252/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5550) 09/27/26 _x86_64_ (4 CPU) 03:04:36 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 138.11 14.98 123.13 350.07 48639.36 03:07:01 119.73 4.32 115.41 119.58 16399.13 03:08:01 15.61 5.25 10.36 407.67 1133.41 03:09:01 30.29 2.63 27.66 133.84 8856.52 Average: 75.94 6.79 69.14 252.79 18757.11 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13808392 15610352 2616576 15.93 71056 1921928 701096 4.01 610656 1772528 285408 03:07:01 12966532 14963320 3458436 21.06 85376 2092688 1367160 7.82 1284692 1919464 12592 03:08:01 12081164 14108744 4343804 26.45 86648 2121012 2209816 12.65 2165304 1918612 1984 03:09:01 12880580 15483792 3544388 21.58 90648 2683900 821020 4.70 1007248 2264760 338720 Average: 12934167 15041552 3490801 21.25 83432 2204882 1274773 7.30 1266975 1968841 159676 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 154.06 104.82 1844.15 33.60 0.00 0.00 0.00 0.00 03:06:01 lo 1.47 1.47 0.18 0.18 0.00 0.00 0.00 0.00 03:07:01 ens3 312.00 264.99 2546.25 64.83 0.00 0.00 0.00 0.00 03:07:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:08:01 ens3 1563.89 986.90 435.48 442.32 0.00 0.00 0.00 0.00 03:08:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:09:01 ens3 437.48 255.21 781.31 1820.52 0.00 0.00 0.00 0.00 03:09:01 lo 2.75 2.75 0.25 0.25 0.00 0.00 0.00 0.00 Average: ens3 616.86 402.98 1401.80 590.32 0.00 0.00 0.00 0.00 Average: lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5550) 09/27/26 _x86_64_ (4 CPU) 03:04:36 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 18.64 0.00 1.54 3.15 0.01 76.65 03:06:01 0 7.81 0.00 0.84 0.55 0.00 90.79 03:06:01 1 27.25 0.00 2.14 1.89 0.02 68.69 03:06:01 2 3.86 0.00 1.07 9.15 0.00 85.92 03:06:01 3 35.60 0.00 2.12 1.00 0.02 61.26 03:07:01 all 26.09 0.00 1.81 0.46 0.01 71.62 03:07:01 0 25.58 0.00 1.29 0.23 0.02 72.89 03:07:01 1 30.63 0.00 1.79 0.54 0.02 67.03 03:07:01 2 25.97 0.00 2.86 0.90 0.02 70.25 03:07:01 3 22.20 0.00 1.26 0.17 0.02 76.36 03:08:01 all 35.19 0.00 5.68 0.10 0.02 59.02 03:08:01 0 26.50 0.00 8.91 0.07 0.02 64.51 03:08:01 1 30.95 0.00 1.96 0.05 0.03 67.01 03:08:01 2 61.44 0.00 9.01 0.02 0.03 29.50 03:08:01 3 21.71 0.00 2.82 0.25 0.00 75.21 03:09:01 all 37.47 0.00 2.57 0.20 0.03 59.75 03:09:01 0 49.27 0.00 2.64 0.05 0.02 48.03 03:09:01 1 36.96 0.00 2.64 0.22 0.03 60.15 03:09:01 2 23.85 0.00 1.27 0.00 0.02 74.86 03:09:01 3 39.77 0.00 3.73 0.52 0.03 55.95 Average: all 29.35 0.00 2.90 0.98 0.02 66.76 Average: 0 27.31 0.00 3.42 0.23 0.01 69.03 Average: 1 31.45 0.00 2.14 0.67 0.03 65.72 Average: 2 28.79 0.00 3.55 2.52 0.02 65.12 Average: 3 29.85 0.00 2.48 0.49 0.02 67.17