---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2088 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 542 12692 0 2805 15168 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:a6:58:7b brd ff:ff:ff:ff:ff:ff inet 10.30.106.111/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86073sec preferred_lft 86073sec inet6 fe80::f816:3eff:fea6:587b/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-2088) 12/03/23 _x86_64_ (4 CPU) 13:07:40 LINUX RESTART (4 CPU) 13:08:01 tps rtps wtps bread/s bwrtn/s 13:09:01 104.73 32.49 72.24 1667.32 13061.16 13:10:01 237.26 15.70 221.56 702.82 23151.74 13:11:01 113.20 10.73 102.47 444.39 21251.85 13:12:01 58.47 0.95 57.52 55.06 10858.72 13:13:01 44.34 0.92 43.42 55.96 11281.55 Average: 111.59 12.16 99.44 585.05 15920.72 13:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:09:01 14000288 15599984 2424680 14.76 62356 1738996 794360 4.55 644232 1572864 181800 13:10:01 12889564 14805596 3535404 21.52 84084 2016424 1532036 8.77 1480812 1810524 29572 13:11:01 11771292 14131852 4653676 28.33 96272 2433888 1992432 11.40 2284980 2091864 25076 13:12:01 13031600 15536148 3393368 20.66 100440 2565544 774192 4.43 931588 2180396 57064 13:13:01 12939320 15496908 3485648 21.22 106500 2607604 837584 4.79 986024 2212344 48916 Average: 12926413 15114098 3498555 21.30 89930 2272491 1186121 6.79 1265527 1973598 68486 13:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:09:01 lo 1.53 1.53 0.16 0.16 0.00 0.00 0.00 0.00 13:09:01 ens3 87.49 59.01 1040.02 12.31 0.00 0.00 0.00 0.00 13:10:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 13:10:01 ens3 318.23 281.77 2820.29 72.42 0.00 0.00 0.00 0.00 13:11:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 13:11:01 ens3 377.71 308.46 4428.05 50.42 0.00 0.00 0.00 0.00 13:12:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 13:12:01 ens3 602.97 530.28 789.41 238.87 0.00 0.00 0.00 0.00 13:13:01 lo 35.04 35.04 3.16 3.16 0.00 0.00 0.00 0.00 13:13:01 ens3 182.71 189.82 322.58 637.81 0.00 0.00 0.00 0.00 Average: lo 7.60 7.60 0.69 0.69 0.00 0.00 0.00 0.00 Average: ens3 313.81 273.86 1880.00 202.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2088) 12/03/23 _x86_64_ (4 CPU) 13:07:40 LINUX RESTART (4 CPU) 13:08:01 CPU %user %nice %system %iowait %steal %idle 13:09:01 all 20.77 0.00 1.61 3.12 0.06 74.44 13:09:01 0 13.19 0.00 1.25 6.65 0.05 78.86 13:09:01 1 40.36 0.00 2.65 1.72 0.08 55.18 13:09:01 2 13.23 0.00 1.07 3.10 0.05 82.54 13:09:01 3 16.23 0.00 1.49 1.00 0.05 81.23 13:10:01 all 34.04 0.00 1.90 4.80 0.08 59.18 13:10:01 0 28.05 0.00 1.67 2.03 0.07 68.18 13:10:01 1 37.71 0.00 2.63 7.15 0.10 52.41 13:10:01 2 27.39 0.00 1.42 3.27 0.08 67.84 13:10:01 3 43.07 0.00 1.91 6.75 0.08 48.19 13:11:01 all 64.94 0.00 2.05 1.03 0.13 31.86 13:11:01 0 67.90 0.00 1.89 1.37 0.12 28.73 13:11:01 1 68.26 0.00 3.06 0.62 0.12 27.95 13:11:01 2 51.73 0.00 1.82 2.07 0.13 44.26 13:11:01 3 71.91 0.00 1.42 0.05 0.13 26.48 13:12:01 all 58.01 0.00 2.22 0.57 0.10 39.09 13:12:01 0 47.99 0.00 1.77 1.74 0.10 48.41 13:12:01 1 59.89 0.00 3.16 0.20 0.12 36.63 13:12:01 2 65.37 0.00 2.41 0.08 0.12 32.01 13:12:01 3 58.83 0.00 1.55 0.23 0.08 39.30 13:13:01 all 21.33 0.00 1.19 2.72 0.06 74.70 13:13:01 0 6.15 0.00 0.74 7.48 0.02 85.62 13:13:01 1 3.98 0.00 0.82 0.02 0.07 95.12 13:13:01 2 52.21 0.00 1.75 3.23 0.10 42.70 13:13:01 3 22.91 0.00 1.45 0.13 0.08 75.42 Average: all 39.82 0.00 1.80 2.45 0.09 55.86 Average: 0 32.65 0.00 1.46 3.85 0.07 61.96 Average: 1 42.04 0.00 2.46 1.94 0.10 53.46 Average: 2 42.00 0.00 1.69 2.35 0.10 53.86 Average: 3 42.57 0.00 1.56 1.63 0.09 54.14