---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-793 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: 2800.000 BogoMIPS: 5600.00 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 7.7G 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 409 1206 0 2328 3267 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:f0:23:63 brd ff:ff:ff:ff:ff:ff inet 10.32.6.249/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86028sec preferred_lft 86028sec inet6 fe80::f816:3eff:fef0:2363/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-793) 11/25/23 _x86_64_ (4 CPU) 16:36:49 LINUX RESTART (4 CPU) 16:37:01 tps rtps wtps bread/s bwrtn/s 16:38:01 109.27 61.37 47.89 4383.80 7104.55 16:39:01 89.25 29.01 60.24 1622.13 12405.40 16:40:01 10.36 0.00 10.36 0.00 467.92 16:41:01 28.95 3.43 25.51 429.40 2889.39 16:42:01 42.39 10.88 31.51 399.53 2908.18 Average: 56.04 20.94 35.10 1366.97 5155.09 16:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:38:01 1809144 3390908 2229500 55.20 49040 1688544 583564 11.47 533936 1525032 154300 16:39:01 1435424 3230312 2603220 64.46 58668 1883000 730340 14.36 707232 1707252 5948 16:40:01 1423016 3223884 2615628 64.77 59648 1887232 730340 14.36 714316 1710800 2184 16:41:01 1095176 2991416 2943468 72.88 61980 1977424 954408 18.76 956784 1789880 4096 16:42:01 1307552 3398964 2731092 67.62 65792 2163036 565372 11.11 646760 1875864 105152 Average: 1414062 3247097 2624582 64.99 59026 1919847 712805 14.01 711806 1721766 54336 16:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:38:01 ens3 319.25 219.96 1383.18 60.13 0.00 0.00 0.00 0.00 16:38:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 16:39:01 ens3 137.86 130.03 1025.39 27.54 0.00 0.00 0.00 0.00 16:39:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 16:40:01 ens3 54.01 77.79 69.42 12.45 0.00 0.00 0.00 0.00 16:40:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 16:41:01 ens3 200.50 244.39 1284.96 34.47 0.00 0.00 0.00 0.00 16:41:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 16:42:01 ens3 246.93 274.69 1195.13 47.64 0.00 0.00 0.00 0.00 16:42:01 lo 119.68 119.68 36.37 36.37 0.00 0.00 0.00 0.00 Average: ens3 191.71 189.37 991.62 36.45 0.00 0.00 0.00 0.00 Average: lo 24.56 24.56 7.33 7.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-793) 11/25/23 _x86_64_ (4 CPU) 16:36:49 LINUX RESTART (4 CPU) 16:37:01 CPU %user %nice %system %iowait %steal %idle 16:38:01 all 21.93 0.00 1.80 2.92 0.05 73.29 16:38:01 0 12.43 0.00 1.35 3.37 0.05 82.80 16:38:01 1 24.94 0.00 1.38 0.98 0.05 72.65 16:38:01 2 29.79 0.00 2.70 1.66 0.07 65.79 16:38:01 3 20.61 0.00 1.79 5.66 0.05 71.90 16:39:01 all 17.40 0.00 0.96 1.83 0.05 79.75 16:39:01 0 15.81 0.00 0.91 2.17 0.05 81.06 16:39:01 1 12.64 0.00 0.76 1.81 0.05 84.74 16:39:01 2 27.42 0.00 1.47 0.22 0.08 70.81 16:39:01 3 13.76 0.00 0.75 3.15 0.03 82.30 16:40:01 all 4.62 0.00 0.19 0.11 0.02 95.06 16:40:01 0 8.33 0.00 0.41 0.21 0.03 91.01 16:40:01 1 4.20 0.00 0.20 0.08 0.02 95.50 16:40:01 2 0.12 0.00 0.03 0.00 0.00 99.85 16:40:01 3 5.75 0.00 0.08 0.13 0.03 94.00 16:41:01 all 8.35 0.00 0.58 0.29 0.03 90.74 16:41:01 0 11.40 0.00 0.88 0.23 0.05 87.45 16:41:01 1 8.72 0.00 0.45 0.02 0.03 90.78 16:41:01 2 6.78 0.00 0.79 0.38 0.03 92.01 16:41:01 3 6.49 0.00 0.22 0.55 0.02 92.73 16:42:01 all 38.53 0.00 1.47 0.38 0.08 59.54 16:42:01 0 39.01 0.00 1.05 0.47 0.07 59.40 16:42:01 1 36.52 0.00 1.39 0.12 0.08 61.89 16:42:01 2 39.87 0.00 2.12 0.40 0.08 57.52 16:42:01 3 38.72 0.00 1.34 0.52 0.08 59.35 Average: all 18.14 0.00 1.00 1.11 0.05 79.70 Average: 0 17.34 0.00 0.92 1.29 0.05 80.40 Average: 1 17.39 0.00 0.84 0.60 0.05 81.13 Average: 2 20.79 0.00 1.42 0.53 0.05 77.21 Average: 3 17.06 0.00 0.83 2.00 0.04 80.06