---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2712 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.4G 12G 39% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 425 1484 0 2033 3259 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:dc:29:91 brd ff:ff:ff:ff:ff:ff inet 10.32.7.42/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86201sec preferred_lft 86201sec inet6 fe80::f816:3eff:fedc:2991/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2712) 02/24/24 _x86_64_ (4 CPU) 04:33:44 LINUX RESTART (4 CPU) 04:34:01 tps rtps wtps bread/s bwrtn/s 04:35:02 89.70 37.14 52.56 1704.12 6690.08 04:36:01 74.41 29.45 44.96 1649.62 8839.04 04:37:01 43.16 2.47 40.69 154.91 4295.42 Average: 69.06 22.98 46.08 1166.87 6595.72 04:34:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:35:02 1731520 3361224 2307124 57.13 51772 1732084 594936 11.69 563136 1567248 167512 04:36:01 1529596 3272468 2509048 62.13 58792 1832212 708136 13.92 665140 1654308 464 04:37:01 1541300 3358168 2497344 61.84 65516 1896460 582672 11.45 624560 1677996 13972 Average: 1600805 3330620 2437839 60.36 58693 1820252 628581 12.36 617612 1633184 60649 04:34:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:35:02 lo 1.15 1.15 0.10 0.10 0.00 0.00 0.00 0.00 04:35:02 ens3 156.56 115.83 1266.62 25.83 0.00 0.00 0.00 0.00 04:36:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 04:36:01 ens3 71.89 64.24 205.58 15.83 0.00 0.00 0.00 0.00 04:37:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 04:37:01 ens3 146.99 160.67 834.80 38.58 0.00 0.00 0.00 0.00 Average: lo 1.19 1.19 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 125.44 113.86 772.15 26.81 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2712) 02/24/24 _x86_64_ (4 CPU) 04:33:44 LINUX RESTART (4 CPU) 04:34:01 CPU %user %nice %system %iowait %steal %idle 04:35:02 all 20.66 0.00 1.72 2.43 0.05 75.14 04:35:02 0 15.62 0.00 1.58 0.58 0.03 82.18 04:35:02 1 4.87 0.00 1.03 7.34 0.03 86.72 04:35:02 2 19.51 0.00 1.64 0.59 0.08 78.18 04:35:02 3 42.72 0.00 2.63 1.17 0.07 53.41 04:36:01 all 11.90 0.00 0.69 1.32 0.04 86.06 04:36:01 0 8.93 0.00 0.46 1.00 0.03 89.58 04:36:01 1 14.99 0.00 0.70 1.70 0.05 82.57 04:36:01 2 13.18 0.00 1.06 2.42 0.05 83.29 04:36:01 3 10.49 0.00 0.53 0.17 0.05 88.76 04:37:01 all 23.92 0.00 1.06 0.84 0.05 74.13 04:37:01 0 35.39 0.00 1.17 0.20 0.05 63.19 04:37:01 1 20.35 0.00 0.75 1.29 0.05 77.56 04:37:01 2 11.22 0.00 1.14 1.81 0.05 85.78 04:37:01 3 28.66 0.00 1.18 0.05 0.05 70.05 Average: all 18.86 0.00 1.16 1.53 0.05 78.40 Average: 0 20.03 0.00 1.07 0.59 0.04 78.26 Average: 1 13.39 0.00 0.83 3.45 0.04 82.28 Average: 2 14.65 0.00 1.28 1.60 0.06 82.41 Average: 3 27.37 0.00 1.45 0.46 0.06 70.66