---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-13644 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 7.7G 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 461 5291 0 2222 7233 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:91:22:09 brd ff:ff:ff:ff:ff:ff inet 10.32.6.15/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86208sec preferred_lft 86208sec inet6 fe80::f816:3eff:fe91:2209/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-13644) 09/26/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 168.94 66.52 102.42 3830.96 43364.79 19:15:01 121.45 25.06 96.38 1270.19 16809.20 19:16:01 32.24 1.53 30.71 101.58 4997.83 Average: 107.54 31.04 76.50 1734.24 21723.94 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5903412 7472448 2264008 27.72 49640 1689956 639224 6.94 515992 1567164 194724 19:15:01 5423604 7403508 2743816 33.59 63732 2072432 690712 7.49 683844 1849900 109648 19:16:01 5385224 7376028 2782196 34.06 66740 2079888 718312 7.79 740332 1831624 11296 Average: 5570747 7417328 2596673 31.79 60037 1947425 682749 7.41 646723 1749563 105223 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 361.59 233.89 1794.92 67.49 0.00 0.00 0.00 0.00 19:14:01 lo 1.60 1.60 0.15 0.15 0.00 0.00 0.00 0.00 19:15:01 ens3 280.19 286.34 1843.83 58.47 0.00 0.00 0.00 0.00 19:15:01 lo 1.70 1.70 0.17 0.17 0.00 0.00 0.00 0.00 19:16:01 ens3 63.56 65.39 30.88 524.34 0.00 0.00 0.00 0.00 19:16:01 lo 1.87 1.87 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 235.11 195.21 1223.21 216.77 0.00 0.00 0.00 0.00 Average: lo 1.72 1.72 0.16 0.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-13644) 09/26/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 21.43 0.00 2.49 5.38 0.07 70.65 19:14:01 0 40.19 0.00 4.11 2.55 0.10 53.05 19:14:01 1 26.82 0.00 1.99 2.00 0.07 69.13 19:14:01 2 11.23 0.00 2.08 8.54 0.07 78.09 19:14:01 3 7.46 0.00 1.76 8.41 0.03 82.34 19:15:01 all 34.06 0.00 1.79 2.14 0.09 61.92 19:15:01 0 35.36 0.00 1.35 1.32 0.08 61.89 19:15:01 1 54.01 0.00 2.39 0.75 0.12 42.73 19:15:01 2 23.38 0.00 2.14 6.10 0.08 68.30 19:15:01 3 23.59 0.00 1.26 0.43 0.07 74.65 19:16:01 all 20.76 0.00 1.08 1.07 0.05 77.04 19:16:01 0 8.84 0.00 0.87 2.84 0.03 87.42 19:16:01 1 47.93 0.00 1.58 0.27 0.08 50.14 19:16:01 2 22.47 0.00 1.35 0.15 0.05 75.98 19:16:01 3 3.96 0.00 0.58 1.02 0.02 94.43 Average: all 25.41 0.00 1.78 2.86 0.07 69.88 Average: 0 28.13 0.00 2.11 2.24 0.07 67.45 Average: 1 42.91 0.00 1.99 1.01 0.09 54.00 Average: 2 19.03 0.00 1.86 4.92 0.07 74.13 Average: 3 11.65 0.00 1.20 3.27 0.04 83.84