---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-13556 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.9G 12G 41% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 469 5045 0 2461 7220 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:dd:9c:68 brd ff:ff:ff:ff:ff:ff inet 10.32.6.159/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86137sec preferred_lft 86137sec inet6 fe80::f816:3eff:fedd:9c68/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-13556) 09/26/26 _x86_64_ (4 CPU) 03:47:57 LINUX RESTART (4 CPU) 03:48:01 tps rtps wtps bread/s bwrtn/s 03:49:01 180.04 80.15 99.88 4399.67 42476.40 03:50:01 94.10 19.08 75.02 847.32 16502.37 03:51:01 12.86 0.00 12.86 0.00 968.64 03:52:01 61.54 0.98 60.56 81.99 12628.30 Average: 87.14 25.05 62.08 1332.22 18143.86 03:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:49:01 5920624 7455432 2246788 27.51 48728 1658264 660984 7.17 530548 1534780 182572 03:50:01 5375368 7228864 2792044 34.19 59524 1953360 877848 9.53 775428 1808828 15288 03:51:01 5288760 7203292 2878652 35.25 62024 2009780 895500 9.72 802156 1863228 52836 03:52:01 5166860 7393880 3000552 36.74 68500 2309120 687240 7.46 655304 2119456 27068 Average: 5437903 7320367 2729509 33.42 59694 1982631 780393 8.47 690859 1831573 69441 03:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:49:01 ens3 430.26 275.39 1656.42 69.53 0.00 0.00 0.00 0.00 03:49:01 lo 1.75 1.75 0.16 0.16 0.00 0.00 0.00 0.00 03:50:01 ens3 156.80 139.30 1855.91 27.28 0.00 0.00 0.00 0.00 03:50:01 lo 1.40 1.40 0.14 0.14 0.00 0.00 0.00 0.00 03:51:01 ens3 247.41 232.01 915.39 31.42 0.00 0.00 0.00 0.00 03:51:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:52:01 ens3 529.61 432.28 3158.43 75.65 0.00 0.00 0.00 0.00 03:52:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 341.01 269.74 1896.54 50.97 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-13556) 09/26/26 _x86_64_ (4 CPU) 03:47:57 LINUX RESTART (4 CPU) 03:48:01 CPU %user %nice %system %iowait %steal %idle 03:49:01 all 21.56 0.00 2.61 5.24 0.08 70.50 03:49:01 0 16.66 0.00 4.03 9.29 0.07 69.95 03:49:01 1 29.98 0.00 2.70 3.27 0.07 63.98 03:49:01 2 10.88 0.00 1.62 2.04 0.08 85.39 03:49:01 3 28.73 0.00 2.09 6.42 0.08 62.67 03:50:01 all 17.29 0.00 1.06 1.84 0.06 79.76 03:50:01 0 12.55 0.00 0.88 2.22 0.03 84.32 03:50:01 1 10.00 0.00 0.64 0.59 0.05 88.73 03:50:01 2 32.82 0.00 1.47 0.95 0.08 64.67 03:50:01 3 13.82 0.00 1.22 3.57 0.08 81.31 03:51:01 all 5.59 0.00 0.41 0.03 0.03 93.93 03:51:01 0 1.37 0.00 0.13 0.13 0.00 98.37 03:51:01 1 6.65 0.00 0.73 0.02 0.03 92.57 03:51:01 2 6.19 0.00 0.62 0.00 0.05 93.14 03:51:01 3 8.16 0.00 0.18 0.00 0.03 91.62 03:52:01 all 20.93 0.00 1.52 0.93 0.06 76.55 03:52:01 0 9.23 0.00 1.08 1.77 0.05 87.87 03:52:01 1 10.58 0.00 1.33 1.60 0.03 86.46 03:52:01 2 33.48 0.00 2.32 0.20 0.10 63.90 03:52:01 3 30.55 0.00 1.35 0.17 0.07 67.87 Average: all 16.34 0.00 1.40 2.01 0.06 80.19 Average: 0 9.94 0.00 1.53 3.35 0.04 85.14 Average: 1 14.30 0.00 1.35 1.37 0.05 82.93 Average: 2 20.83 0.00 1.51 0.80 0.08 76.79 Average: 3 20.31 0.00 1.21 2.54 0.07 75.88