---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5382 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 436 1230 0 2276 3241 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:4a:6a:f5 brd ff:ff:ff:ff:ff:ff inet 10.32.6.97/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86059sec preferred_lft 86059sec inet6 fe80::f816:3eff:fe4a:6af5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5382) 03/23/24 _x86_64_ (4 CPU) 23:17:51 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:01 111.46 67.07 44.39 4527.91 6828.86 23:20:01 87.12 29.08 58.04 1623.73 10555.71 23:21:01 11.08 1.38 9.70 28.00 452.19 23:22:01 36.24 10.58 25.66 721.35 3097.75 23:23:01 42.61 4.45 38.16 188.77 3338.38 Average: 57.70 22.51 35.19 1417.95 4854.58 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:01 1765712 3337080 2272932 56.28 48712 1678824 625680 12.30 582732 1518732 155392 23:20:01 1470708 3220272 2567936 63.58 57392 1840444 741580 14.58 716152 1664872 4928 23:21:01 1443344 3201280 2595300 64.26 59136 1845776 751988 14.78 737044 1668624 1512 23:22:01 531328 2399588 3507316 86.84 61764 1949684 1514064 29.76 1570592 1733692 3168 23:23:01 1259852 3317176 2778792 68.81 66984 2129084 628192 12.35 732268 1838880 122620 Average: 1294189 3095079 2744455 67.95 58798 1888762 852301 16.75 867758 1684960 57524 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:01 ens3 294.25 209.02 1407.14 60.05 0.00 0.00 0.00 0.00 23:19:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 23:20:01 ens3 133.79 126.05 778.51 28.48 0.00 0.00 0.00 0.00 23:20:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 23:21:01 ens3 62.67 85.39 74.40 17.98 0.00 0.00 0.00 0.00 23:21:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 23:22:01 ens3 230.48 268.82 1350.47 39.69 0.00 0.00 0.00 0.00 23:22:01 lo 45.14 45.14 16.40 16.40 0.00 0.00 0.00 0.00 23:23:01 ens3 239.49 264.17 1134.98 51.95 0.00 0.00 0.00 0.00 23:23:01 lo 77.79 77.79 20.19 20.19 0.00 0.00 0.00 0.00 Average: ens3 192.14 190.69 949.10 39.63 0.00 0.00 0.00 0.00 Average: lo 25.20 25.20 7.37 7.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5382) 03/23/24 _x86_64_ (4 CPU) 23:17:51 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:01 all 22.63 0.00 1.81 2.85 0.06 72.65 23:19:01 0 31.69 0.00 2.36 6.40 0.08 59.46 23:19:01 1 27.15 0.00 1.95 1.23 0.07 69.60 23:19:01 2 17.94 0.00 1.69 1.67 0.07 78.63 23:19:01 3 13.72 0.00 1.20 2.04 0.03 83.00 23:20:01 all 16.77 0.00 0.89 1.63 0.05 80.65 23:20:01 0 11.34 0.00 0.55 2.67 0.03 85.41 23:20:01 1 23.35 0.00 0.90 0.38 0.05 75.32 23:20:01 2 16.51 0.00 1.22 2.47 0.07 79.74 23:20:01 3 15.90 0.00 0.89 1.04 0.07 82.11 23:21:01 all 4.67 0.00 0.24 0.06 0.03 95.00 23:21:01 0 2.60 0.00 0.13 0.15 0.03 97.08 23:21:01 1 2.22 0.00 0.10 0.00 0.02 97.67 23:21:01 2 5.68 0.00 0.22 0.05 0.02 94.04 23:21:01 3 8.23 0.00 0.50 0.05 0.03 91.18 23:22:01 all 32.80 0.00 1.13 0.36 0.09 65.62 23:22:01 0 33.52 0.00 1.19 0.13 0.08 65.08 23:22:01 1 29.64 0.00 0.95 0.27 0.08 69.06 23:22:01 2 32.85 0.00 1.46 0.39 0.12 65.19 23:22:01 3 35.16 0.00 0.93 0.63 0.10 63.17 23:23:01 all 23.62 0.00 1.26 0.60 0.08 74.44 23:23:01 0 14.02 0.00 1.10 0.02 0.07 84.80 23:23:01 1 19.78 0.00 1.16 0.02 0.07 78.97 23:23:01 2 40.02 0.00 1.52 1.17 0.10 57.19 23:23:01 3 20.75 0.00 1.22 1.22 0.08 76.73 Average: all 20.10 0.00 1.06 1.10 0.06 77.67 Average: 0 18.62 0.00 1.07 1.87 0.06 78.38 Average: 1 20.42 0.00 1.01 0.38 0.06 78.13 Average: 2 22.59 0.00 1.22 1.15 0.07 74.97 Average: 3 18.77 0.00 0.95 1.00 0.06 79.22