---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-992 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 7.7G 12G 41% / 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 717 900 0 2325 2961 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:a6:ee:eb brd ff:ff:ff:ff:ff:ff inet 10.32.6.103/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86048sec preferred_lft 86048sec inet6 fe80::f816:3eff:fea6:eeeb/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-992) 01/04/25 _x86_64_ (4 CPU) 15:07:55 LINUX RESTART (4 CPU) 15:08:01 tps rtps wtps bread/s bwrtn/s 15:09:02 163.41 54.51 108.90 3589.14 42901.00 15:10:01 80.87 30.30 50.57 1658.84 10041.96 15:11:01 9.93 0.00 9.93 0.00 441.93 15:12:01 45.46 4.68 40.78 180.90 9320.31 15:13:01 17.81 0.68 17.13 83.59 7127.08 Average: 63.44 17.99 45.44 1100.63 13979.58 15:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:02 1865476 3424044 2173168 53.81 49852 1664496 575904 11.32 475528 1526292 165116 15:10:01 1541272 3260056 2497372 61.84 56988 1810528 729672 14.34 653948 1657584 3536 15:11:01 1524020 3250188 2514624 62.26 58964 1815060 733612 14.42 665776 1661140 1244 15:12:01 1243572 3349744 2795072 69.21 63300 2182312 617260 12.13 614492 1976632 103428 15:13:01 970636 3078016 3068008 75.97 64480 2182692 812192 15.97 1120400 1743244 17152 Average: 1428995 3272410 2609649 64.62 58717 1931018 693728 13.64 706029 1712978 58095 15:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:02 ens3 353.46 238.36 1539.74 67.44 0.00 0.00 0.00 0.00 15:09:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 15:10:01 ens3 129.45 124.22 742.62 23.26 0.00 0.00 0.00 0.00 15:10:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 15:11:01 ens3 58.07 83.02 64.15 13.41 0.00 0.00 0.00 0.00 15:11:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 15:12:01 ens3 914.41 776.95 4441.73 132.06 0.00 0.00 0.00 0.00 15:12:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 15:13:01 ens3 81.12 46.81 24.68 248.73 0.00 0.00 0.00 0.00 15:13:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 307.90 254.31 1364.66 97.23 0.00 0.00 0.00 0.00 Average: lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-992) 01/04/25 _x86_64_ (4 CPU) 15:07:55 LINUX RESTART (4 CPU) 15:08:01 CPU %user %nice %system %iowait %steal %idle 15:09:02 all 20.18 0.00 1.93 5.04 0.06 72.78 15:09:02 0 38.44 0.00 2.97 4.86 0.08 53.65 15:09:02 1 17.35 0.00 1.25 2.50 0.05 78.85 15:09:02 2 12.59 0.00 1.46 3.08 0.05 82.82 15:09:02 3 12.27 0.00 2.04 9.75 0.05 75.90 15:10:01 all 13.05 0.00 0.65 1.40 0.05 84.85 15:10:01 0 24.92 0.00 0.81 0.20 0.05 74.01 15:10:01 1 10.89 0.00 0.68 1.24 0.03 87.16 15:10:01 2 10.08 0.00 0.55 1.83 0.07 87.48 15:10:01 3 6.34 0.00 0.54 2.33 0.03 90.76 15:11:01 all 4.34 0.00 0.25 0.02 0.03 95.35 15:11:01 0 4.68 0.00 0.25 0.00 0.03 95.04 15:11:01 1 4.30 0.00 0.22 0.00 0.05 95.43 15:11:01 2 5.62 0.00 0.35 0.02 0.03 93.98 15:11:01 3 2.73 0.00 0.23 0.08 0.02 96.93 15:12:01 all 15.38 0.00 1.25 0.30 0.05 83.02 15:12:01 0 16.50 0.00 1.25 0.23 0.05 81.97 15:12:01 1 14.48 0.00 1.00 0.05 0.05 84.42 15:12:01 2 19.08 0.00 2.03 0.50 0.07 78.32 15:12:01 3 11.45 0.00 0.69 0.43 0.03 87.39 15:13:01 all 28.77 0.00 0.71 0.27 0.05 70.20 15:13:01 0 26.78 0.00 0.63 0.03 0.05 72.50 15:13:01 1 28.06 0.00 0.84 0.05 0.07 70.99 15:13:01 2 36.74 0.00 0.97 0.42 0.07 61.81 15:13:01 3 23.50 0.00 0.42 0.60 0.03 75.45 Average: all 16.34 0.00 0.96 1.40 0.05 81.25 Average: 0 22.24 0.00 1.18 1.07 0.05 75.45 Average: 1 15.02 0.00 0.80 0.77 0.05 83.36 Average: 2 16.80 0.00 1.07 1.16 0.06 80.91 Average: 3 11.27 0.00 0.78 2.63 0.03 85.28