---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3309 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 9.2G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 573 12300 0 3166 15136 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 1458 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:a5:10:a3 brd ff:ff:ff:ff:ff:ff inet 10.30.106.157/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86015sec preferred_lft 86015sec inet6 fe80::f816:3eff:fea5:10a3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3309) 11/23/23 _x86_64_ (4 CPU) 07:50:32 LINUX RESTART (4 CPU) 07:51:01 tps rtps wtps bread/s bwrtn/s 07:52:01 96.43 17.91 78.52 1052.22 25897.55 07:53:01 167.31 41.39 125.91 2495.18 36854.66 07:54:01 37.28 3.27 34.01 131.18 21113.81 07:55:01 12.50 0.17 12.33 7.87 12190.90 07:56:01 23.08 2.08 21.00 225.83 17443.89 Average: 67.32 12.96 54.35 782.46 22700.16 07:51:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:52:01 13962920 15562912 2462048 14.99 63836 1736384 783272 4.48 683336 1567284 190004 07:53:01 12439896 14424644 3985072 24.26 77568 2093580 1753508 10.04 1898504 1843500 10908 07:54:01 11696016 14102656 4728952 28.79 80104 2504944 2046900 11.71 2256976 2211664 356360 07:55:01 11539392 13974676 4885576 29.74 81532 2530576 2060816 11.79 2390436 2232044 22044 07:56:01 11466452 14347200 4958516 30.19 83768 2964032 2350132 13.45 2188132 2490492 27768 Average: 12220935 14482418 4204033 25.60 77362 2365903 1798926 10.30 1883477 2068997 121417 07:51:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:52:01 ens3 65.71 43.64 978.29 8.46 0.00 0.00 0.00 0.00 07:52:01 lo 1.47 1.47 0.16 0.16 0.00 0.00 0.00 0.00 07:53:01 ens3 383.35 295.43 3453.76 67.37 0.00 0.00 0.00 0.00 07:53:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 07:54:01 ens3 1054.96 588.30 953.43 222.94 0.00 0.00 0.00 0.00 07:54:01 lo 26.51 26.51 5.63 5.63 0.00 0.00 0.00 0.00 07:55:01 ens3 474.65 318.70 186.26 116.74 0.00 0.00 0.00 0.00 07:55:01 lo 2.48 2.48 0.20 0.20 0.00 0.00 0.00 0.00 07:56:01 ens3 788.07 626.88 2853.82 206.72 0.00 0.00 0.00 0.00 07:56:01 lo 13.25 13.25 2.25 2.25 0.00 0.00 0.00 0.00 Average: ens3 553.35 374.59 1685.11 124.45 0.00 0.00 0.00 0.00 Average: lo 8.82 8.82 1.65 1.65 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3309) 11/23/23 _x86_64_ (4 CPU) 07:50:32 LINUX RESTART (4 CPU) 07:51:01 CPU %user %nice %system %iowait %steal %idle 07:52:01 all 20.37 0.00 1.36 4.58 0.06 73.62 07:52:01 0 19.42 0.00 1.55 0.87 0.03 78.13 07:52:01 1 16.13 0.00 0.81 8.26 0.07 74.74 07:52:01 2 18.40 0.00 1.26 7.35 0.08 72.92 07:52:01 3 27.54 0.00 1.81 1.87 0.07 68.71 07:53:01 all 37.27 0.00 2.08 4.20 0.10 56.34 07:53:01 0 43.45 0.00 2.50 2.35 0.12 51.58 07:53:01 1 31.20 0.00 1.38 1.24 0.08 66.10 07:53:01 2 44.28 0.00 2.11 3.71 0.10 49.80 07:53:01 3 30.18 0.00 2.34 9.50 0.12 57.86 07:54:01 all 58.67 0.00 2.41 1.53 0.10 37.30 07:54:01 0 65.03 0.00 2.10 0.08 0.10 32.68 07:54:01 1 61.56 0.00 2.26 0.24 0.08 35.86 07:54:01 2 53.95 0.00 2.94 5.70 0.10 37.31 07:54:01 3 54.13 0.00 2.36 0.08 0.10 43.33 07:55:01 all 37.58 0.00 1.34 0.72 0.08 60.29 07:55:01 0 36.38 0.00 1.42 2.68 0.07 59.45 07:55:01 1 40.38 0.00 1.24 0.00 0.07 58.31 07:55:01 2 35.37 0.00 1.52 0.20 0.07 62.84 07:55:01 3 38.16 0.00 1.17 0.00 0.08 60.58 07:56:01 all 55.32 0.00 2.38 0.64 0.12 41.54 07:56:01 0 56.33 0.00 1.89 1.47 0.12 40.20 07:56:01 1 55.62 0.00 2.21 0.18 0.12 41.86 07:56:01 2 55.51 0.00 3.21 0.71 0.13 40.44 07:56:01 3 53.84 0.00 2.19 0.20 0.12 43.65 Average: all 41.82 0.00 1.91 2.34 0.09 53.84 Average: 0 44.08 0.00 1.89 1.49 0.09 52.45 Average: 1 40.97 0.00 1.58 1.98 0.08 55.39 Average: 2 41.47 0.00 2.21 3.53 0.10 52.69 Average: 3 40.74 0.00 1.97 2.34 0.10 54.86