---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4730 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: 2800.000 BogoMIPS: 5600.00 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 7.6G 12G 40% / 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 489 5233 0 2252 7203 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:75:53:2d brd ff:ff:ff:ff:ff:ff inet 10.32.7.240/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86094sec preferred_lft 86094sec inet6 fe80::f816:3eff:fe75:532d/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-4730) 07/01/26 _x86_64_ (4 CPU) 12:46:48 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 115.93 53.84 62.09 3543.41 5743.19 12:49:01 74.85 20.25 54.61 1370.17 9939.01 12:50:01 86.79 18.46 68.32 821.46 8629.36 12:51:01 31.99 3.52 28.47 134.76 5630.39 Average: 77.39 24.02 53.37 1467.39 7485.41 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 5960380 7396976 2207040 27.02 38540 1576884 715984 7.77 606172 1435068 93196 12:49:01 5644300 7404944 2523120 30.89 58452 1863128 829872 9.00 608404 1712004 156492 12:50:01 5299600 7182848 2867820 35.11 65496 1973380 867832 9.42 896240 1757636 7120 12:51:01 5375832 7390248 2791588 34.18 68644 2099564 659156 7.15 753792 1821464 9732 Average: 5570028 7343754 2597392 31.80 57783 1878239 768211 8.34 716152 1681543 66635 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 393.55 219.53 1482.91 64.56 0.00 0.00 0.00 0.00 12:48:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:49:01 ens3 66.82 45.84 525.85 14.01 0.00 0.00 0.00 0.00 12:49:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 12:50:01 ens3 293.63 327.95 1361.66 56.17 0.00 0.00 0.00 0.00 12:50:01 lo 0.43 0.43 0.04 0.04 0.00 0.00 0.00 0.00 12:51:01 ens3 102.23 110.31 279.94 618.54 0.00 0.00 0.00 0.00 12:51:01 lo 1.40 1.40 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 214.06 175.91 912.56 188.34 0.00 0.00 0.00 0.00 Average: lo 0.99 0.99 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4730) 07/01/26 _x86_64_ (4 CPU) 12:46:48 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 22.66 0.00 1.89 4.15 3.30 68.00 12:48:01 0 24.97 0.00 1.52 2.99 2.75 67.77 12:48:01 1 12.90 0.00 2.21 7.74 3.00 74.15 12:48:01 2 26.09 0.00 2.40 3.01 4.36 64.13 12:48:01 3 26.69 0.00 1.44 2.85 3.10 65.92 12:49:01 all 20.53 0.00 1.46 2.49 2.04 73.48 12:49:01 0 46.72 0.00 2.35 1.39 2.95 46.59 12:49:01 1 9.76 0.00 1.21 6.41 1.43 81.20 12:49:01 2 22.95 0.00 1.87 1.87 2.32 70.98 12:49:01 3 2.70 0.00 0.36 0.31 1.47 95.15 12:50:01 all 40.31 0.00 2.50 1.67 7.19 48.33 12:50:01 0 37.72 0.00 2.49 4.03 6.77 48.99 12:50:01 1 39.30 0.00 3.26 1.62 7.91 47.91 12:50:01 2 41.88 0.00 2.78 0.56 7.38 47.41 12:50:01 3 42.30 0.00 1.52 0.49 6.69 49.00 12:51:01 all 21.06 0.00 1.28 1.09 1.59 74.97 12:51:01 0 3.61 0.00 0.91 0.57 1.01 93.90 12:51:01 1 9.68 0.00 1.23 2.44 1.01 85.64 12:51:01 2 53.01 0.00 1.84 0.41 3.02 41.72 12:51:01 3 17.88 0.00 1.15 0.95 1.35 78.67 Average: all 26.18 0.00 1.79 2.35 3.54 66.14 Average: 0 28.28 0.00 1.82 2.25 3.37 64.27 Average: 1 17.97 0.00 1.98 4.54 3.35 72.15 Average: 2 35.99 0.00 2.23 1.46 4.28 56.05 Average: 3 22.46 0.00 1.12 1.15 3.17 72.11