---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2902 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 498 5329 0 2147 7198 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:77:64:30 brd ff:ff:ff:ff:ff:ff inet 10.32.7.69/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86107sec preferred_lft 86107sec inet6 fe80::f816:3eff:fe77:6430/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2902) 09/05/25 _x86_64_ (4 CPU) 14:54:49 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 113.21 54.27 58.94 3570.74 5188.07 14:57:01 55.20 0.20 55.00 26.97 9008.07 14:58:01 95.35 37.78 57.57 2139.24 8222.63 14:59:01 22.33 1.32 21.01 65.72 4723.35 Average: 71.59 23.49 48.10 1456.57 6776.32 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 5953608 7378700 2213804 27.11 37092 1567588 720872 7.82 620684 1427468 85684 14:57:01 5815376 7453868 2352036 28.80 55904 1747176 617672 6.70 548456 1607232 122288 14:58:01 5437452 7343784 2729960 33.43 62732 2002752 734732 7.97 786600 1736848 115376 14:59:01 5469616 7390136 2697796 33.03 64692 2014264 666424 7.23 746584 1741652 18116 Average: 5669013 7391622 2498399 30.59 55105 1832945 684925 7.43 675581 1628300 85366 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 ens3 444.09 241.69 1427.14 67.60 0.00 0.00 0.00 0.00 14:56:02 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 14:57:01 ens3 23.96 20.13 283.57 3.22 0.00 0.00 0.00 0.00 14:57:01 lo 0.54 0.54 0.04 0.04 0.00 0.00 0.00 0.00 14:58:01 ens3 333.49 306.55 1430.01 70.77 0.00 0.00 0.00 0.00 14:58:01 lo 1.43 1.43 0.15 0.15 0.00 0.00 0.00 0.00 14:59:01 ens3 52.06 60.49 27.80 599.71 0.00 0.00 0.00 0.00 14:59:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 214.19 157.78 794.24 186.08 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 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-2902) 09/05/25 _x86_64_ (4 CPU) 14:54:49 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 23.39 0.00 2.16 3.71 1.96 68.79 14:56:02 0 36.55 0.00 2.30 1.95 1.63 57.58 14:56:02 1 26.42 0.00 1.93 9.48 2.66 59.51 14:56:02 2 21.41 0.00 2.53 1.72 2.42 71.92 14:56:02 3 9.26 0.00 1.85 1.65 1.12 86.11 14:57:01 all 20.99 0.00 1.42 1.53 1.02 75.05 14:57:01 0 23.40 0.00 1.02 0.24 0.80 74.55 14:57:01 1 21.83 0.00 1.68 1.92 1.48 73.08 14:57:01 2 17.02 0.00 1.22 3.88 0.81 77.07 14:57:01 3 21.70 0.00 1.80 0.07 1.00 75.44 14:58:01 all 39.40 0.00 2.15 1.87 2.74 53.84 14:58:01 0 36.20 0.00 1.48 1.30 2.40 58.63 14:58:01 1 33.18 0.00 2.43 2.66 2.65 59.08 14:58:01 2 42.53 0.00 2.45 1.12 2.85 51.06 14:58:01 3 45.67 0.00 2.26 2.37 3.09 46.61 14:59:01 all 21.66 0.00 1.13 0.62 0.84 75.75 14:59:01 0 14.63 0.00 0.98 0.15 0.55 83.69 14:59:01 1 2.03 0.00 0.61 0.85 0.43 96.08 14:59:01 2 32.05 0.00 1.32 1.40 1.10 64.13 14:59:01 3 37.99 0.00 1.60 0.12 1.30 58.99 Average: all 26.38 0.00 1.72 1.93 1.65 68.32 Average: 0 27.72 0.00 1.45 0.91 1.35 68.58 Average: 1 20.86 0.00 1.67 3.74 1.81 71.93 Average: 2 28.28 0.00 1.88 2.02 1.80 66.01 Average: 3 28.66 0.00 1.88 1.06 1.63 66.77