---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4763 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 7.5G 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 401 1448 0 2093 3281 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:23:e9:66 brd ff:ff:ff:ff:ff:ff inet 10.32.6.42/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86166sec preferred_lft 86166sec inet6 fe80::f816:3eff:fe23:e966/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4763) 03/16/24 _x86_64_ (4 CPU) 19:12:53 LINUX RESTART (4 CPU) 19:13:02 tps rtps wtps bread/s bwrtn/s 19:14:01 124.18 68.43 55.75 4604.24 39947.01 19:15:01 65.29 12.21 53.07 303.82 8614.16 19:16:01 58.67 6.72 51.96 433.53 9304.18 Average: 82.48 28.90 53.58 1764.75 19173.06 19:13:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 1831548 3343968 2207104 54.65 39276 1634788 641344 12.61 588704 1456480 98120 19:15:01 1534216 3222556 2504436 62.01 57912 1778648 729220 14.33 717396 1598024 90112 19:16:01 1546488 3421880 2492164 61.71 62448 1956656 524440 10.31 595872 1698936 23504 Average: 1637417 3329468 2401235 59.46 53212 1790031 631668 12.42 633991 1584480 70579 19:13:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 0.81 0.81 0.08 0.08 0.00 0.00 0.00 0.00 19:14:01 ens3 350.52 232.62 1380.70 61.36 0.00 0.00 0.00 0.00 19:15:01 lo 1.73 1.73 0.16 0.16 0.00 0.00 0.00 0.00 19:15:01 ens3 112.78 95.87 456.21 25.31 0.00 0.00 0.00 0.00 19:16:01 lo 1.50 1.50 0.14 0.14 0.00 0.00 0.00 0.00 19:16:01 ens3 229.70 256.74 1202.93 557.41 0.00 0.00 0.00 0.00 Average: lo 1.35 1.35 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 230.33 194.87 1011.23 215.55 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4763) 03/16/24 _x86_64_ (4 CPU) 19:12:53 LINUX RESTART (4 CPU) 19:13:02 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 22.59 0.00 2.17 3.51 0.20 71.53 19:14:01 0 32.62 0.00 2.63 2.65 0.17 61.93 19:14:01 1 5.39 0.00 1.26 5.54 0.17 87.64 19:14:01 2 13.67 0.00 1.62 2.33 0.19 82.20 19:14:01 3 38.67 0.00 3.18 3.54 0.26 54.36 19:15:01 all 28.29 0.00 1.41 1.32 0.17 68.82 19:15:01 0 32.97 0.00 2.00 0.37 0.18 64.47 19:15:01 1 15.19 0.00 0.86 0.43 0.13 83.39 19:15:01 2 39.62 0.00 1.20 0.73 0.18 58.26 19:15:01 3 25.47 0.00 1.58 3.71 0.22 69.02 19:16:01 all 34.48 0.00 1.64 0.96 0.29 62.64 19:16:01 0 22.29 0.00 1.39 0.25 0.25 75.82 19:16:01 1 33.52 0.00 1.39 0.13 0.25 64.70 19:16:01 2 42.31 0.00 1.84 1.65 0.33 53.87 19:16:01 3 39.78 0.00 1.95 1.82 0.28 56.16 Average: all 28.48 0.00 1.74 1.92 0.22 67.64 Average: 0 29.28 0.00 2.00 1.08 0.20 67.43 Average: 1 18.09 0.00 1.17 2.01 0.18 78.54 Average: 2 31.98 0.00 1.55 1.57 0.24 64.67 Average: 3 34.60 0.00 2.23 3.02 0.25 59.89