---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1348 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 7.6G 12G 40% / 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 553 1181 0 2208 3125 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:b0:92:e9 brd ff:ff:ff:ff:ff:ff inet 10.32.6.241/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86176sec preferred_lft 86176sec inet6 fe80::f816:3eff:feb0:92e9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1348) 02/10/24 _x86_64_ (4 CPU) 07:38:48 LINUX RESTART (4 CPU) 07:39:01 tps rtps wtps bread/s bwrtn/s 07:40:01 104.00 54.81 49.19 3460.89 7341.98 07:41:01 102.92 15.25 87.67 558.17 14182.17 07:42:01 35.34 4.82 30.53 207.03 6146.98 Average: 80.75 24.96 55.80 1408.70 9223.71 07:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:01 1810692 3403512 2227952 55.17 49400 1698708 554156 10.89 515764 1539168 159544 07:41:01 1089044 2938912 2949600 73.03 63280 1928944 999044 19.64 1019828 1728300 17544 07:42:01 1189128 3172452 2849516 70.56 68436 2054392 734044 14.43 866024 1777924 43616 Average: 1362955 3171625 2675689 66.25 60372 1894015 762415 14.99 800539 1681797 73568 07:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:01 ens3 318.96 235.68 1482.80 62.56 0.00 0.00 0.00 0.00 07:40:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 07:41:01 ens3 403.15 454.84 2635.05 74.35 0.00 0.00 0.00 0.00 07:41:01 lo 1.60 1.60 0.15 0.15 0.00 0.00 0.00 0.00 07:42:01 ens3 423.41 319.00 1002.56 135.27 0.00 0.00 0.00 0.00 07:42:01 lo 1.27 1.27 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 381.84 336.51 1706.80 90.73 0.00 0.00 0.00 0.00 Average: lo 1.36 1.36 0.14 0.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1348) 02/10/24 _x86_64_ (4 CPU) 07:38:48 LINUX RESTART (4 CPU) 07:39:01 CPU %user %nice %system %iowait %steal %idle 07:40:01 all 23.03 0.00 1.70 3.01 0.05 72.20 07:40:01 0 37.58 0.00 2.27 0.87 0.07 59.22 07:40:01 1 16.07 0.00 1.29 1.42 0.05 81.17 07:40:01 2 7.64 0.00 1.24 8.07 0.03 83.02 07:40:01 3 30.82 0.00 1.97 1.72 0.07 65.43 07:41:01 all 31.61 0.00 1.48 1.31 0.07 65.53 07:41:01 0 34.20 0.00 1.10 1.44 0.07 63.19 07:41:01 1 30.78 0.00 1.97 0.86 0.07 66.33 07:41:01 2 22.35 0.00 1.04 2.47 0.05 74.09 07:41:01 3 39.09 0.00 1.82 0.45 0.10 58.54 07:42:01 all 30.31 0.00 1.19 0.62 0.06 67.83 07:42:01 0 37.32 0.00 1.94 2.16 0.07 58.52 07:42:01 1 21.14 0.00 0.80 0.05 0.03 77.97 07:42:01 2 37.58 0.00 0.88 0.17 0.07 61.31 07:42:01 3 25.18 0.00 1.12 0.12 0.05 73.53 Average: all 28.32 0.00 1.46 1.65 0.06 68.52 Average: 0 36.36 0.00 1.77 1.49 0.07 60.31 Average: 1 22.65 0.00 1.35 0.78 0.05 75.17 Average: 2 22.54 0.00 1.05 3.57 0.05 72.79 Average: 3 31.70 0.00 1.64 0.76 0.07 65.83