---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1001 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 8.8G 11G 46% / 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 464 4008 0 3502 7212 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:ab:0a:0b brd ff:ff:ff:ff:ff:ff inet 10.32.7.202/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86192sec preferred_lft 86192sec inet6 fe80::f816:3eff:feab:a0b/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-1001) 10/24/26 _x86_64_ (4 CPU) 08:12:52 LINUX RESTART (4 CPU) 08:13:01 tps rtps wtps bread/s bwrtn/s 08:14:02 130.34 49.09 81.25 3443.03 8597.10 08:15:01 157.63 42.84 114.79 2845.08 56317.10 08:16:01 48.64 4.75 43.89 183.57 5411.90 Average: 111.95 32.17 79.79 2153.38 23258.40 08:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:02 5803536 7416844 2363884 28.94 50504 1732424 679980 7.38 569120 1610392 213796 08:15:01 3810200 6952412 4357220 53.35 64816 3216268 1276716 13.85 1073108 3033720 13096 08:16:01 4174300 7452148 3993120 48.89 70348 3341124 621872 6.75 657308 3081724 26292 Average: 4596012 7273801 3571408 43.73 61889 2763272 859523 9.33 766512 2575279 84395 08:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 08:14:02 ens3 415.85 279.84 2037.20 70.17 0.00 0.00 0.00 0.00 08:15:01 lo 1.56 1.56 0.15 0.15 0.00 0.00 0.00 0.00 08:15:01 ens3 1267.99 826.08 21920.93 111.07 0.00 0.00 0.00 0.00 08:16:01 lo 1.70 1.70 0.22 0.22 0.00 0.00 0.00 0.00 08:16:01 ens3 237.56 224.25 849.84 59.19 0.00 0.00 0.00 0.00 Average: lo 1.42 1.42 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 636.96 441.25 8193.07 79.97 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1001) 10/24/26 _x86_64_ (4 CPU) 08:12:52 LINUX RESTART (4 CPU) 08:13:01 CPU %user %nice %system %iowait %steal %idle 08:14:02 all 22.63 0.00 1.79 3.87 0.07 71.65 08:14:02 0 22.60 0.00 1.83 3.62 0.07 71.88 08:14:02 1 30.19 0.00 2.00 1.24 0.08 66.49 08:14:02 2 17.85 0.00 1.45 3.06 0.05 77.59 08:14:02 3 19.87 0.00 1.86 7.56 0.07 70.64 08:15:01 all 30.18 0.00 2.28 2.60 0.09 64.85 08:15:01 0 25.29 0.00 1.86 3.62 0.08 69.14 08:15:01 1 45.87 0.00 3.28 0.85 0.10 49.90 08:15:01 2 24.35 0.00 0.75 2.84 0.08 71.98 08:15:01 3 25.23 0.00 3.23 3.07 0.10 68.36 08:16:01 all 29.59 0.00 1.44 0.82 0.08 68.07 08:16:01 0 16.17 0.00 0.92 0.03 0.05 82.83 08:16:01 1 34.01 0.00 1.38 0.08 0.10 64.43 08:16:01 2 47.00 0.00 1.65 0.95 0.10 50.29 08:16:01 3 21.32 0.00 1.79 2.24 0.05 74.61 Average: all 27.45 0.00 1.83 2.43 0.08 68.21 Average: 0 21.31 0.00 1.54 2.41 0.07 74.67 Average: 1 36.63 0.00 2.22 0.72 0.10 60.33 Average: 2 29.77 0.00 1.29 2.28 0.08 66.58 Average: 3 22.12 0.00 2.28 4.30 0.07 71.23