---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11111 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 7.6G 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 425 1334 0 2184 3254 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:cc:21:c2 brd ff:ff:ff:ff:ff:ff inet 10.32.7.128/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:fecc:21c2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11111) 11/23/24 _x86_64_ (4 CPU) 11:46:42 LINUX RESTART (4 CPU) 11:47:01 tps rtps wtps bread/s bwrtn/s 11:48:02 123.30 37.20 86.10 1702.13 6913.60 11:49:01 74.26 31.33 42.93 1700.85 9868.11 11:50:01 23.31 10.83 12.48 800.93 5535.61 11:51:01 28.00 0.90 27.10 97.18 972.37 Average: 62.17 20.02 42.15 1072.66 5805.62 11:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:48:02 1752116 3358756 2286528 56.62 52324 1709124 603068 11.85 568864 1543112 153456 11:49:01 1220064 3139168 2818580 69.79 63392 1996944 761904 14.98 812080 1803968 148768 11:50:01 168124 2124964 3870520 95.84 64800 2031276 1887888 37.11 1886332 1767560 712 11:51:01 1421340 3387380 2617304 64.81 67620 2038900 544664 10.71 648168 1764196 14944 Average: 1140411 3002567 2898233 71.76 62034 1944061 949381 18.66 978861 1719709 79470 11:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:48:02 ens3 155.27 109.97 1145.30 29.45 0.00 0.00 0.00 0.00 11:48:02 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 11:49:01 ens3 268.98 252.47 2988.52 38.68 0.00 0.00 0.00 0.00 11:49:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 11:50:01 ens3 22.60 22.83 96.82 4.77 0.00 0.00 0.00 0.00 11:50:01 lo 794.80 794.80 288.37 288.37 0.00 0.00 0.00 0.00 11:51:01 ens3 22.65 22.85 15.15 14.77 0.00 0.00 0.00 0.00 11:51:01 lo 354.24 354.24 124.39 124.39 0.00 0.00 0.00 0.00 Average: ens3 116.74 101.41 1053.46 21.85 0.00 0.00 0.00 0.00 Average: lo 289.03 289.03 103.68 103.68 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11111) 11/23/24 _x86_64_ (4 CPU) 11:46:42 LINUX RESTART (4 CPU) 11:47:01 CPU %user %nice %system %iowait %steal %idle 11:48:02 all 19.10 0.00 1.59 3.41 0.05 75.84 11:48:02 0 5.83 0.00 0.97 6.99 0.03 86.18 11:48:02 1 15.39 0.00 0.91 0.87 0.07 82.76 11:48:02 2 38.43 0.00 2.93 5.41 0.10 53.14 11:48:02 3 16.86 0.00 1.53 0.40 0.05 81.16 11:49:01 all 16.67 0.00 1.16 1.22 0.06 80.89 11:49:01 0 15.47 0.00 0.93 0.97 0.07 82.56 11:49:01 1 13.32 0.00 1.43 2.52 0.05 82.68 11:49:01 2 25.09 0.00 1.61 1.09 0.07 72.14 11:49:01 3 12.80 0.00 0.69 0.30 0.03 86.17 11:50:01 all 63.92 0.00 2.92 0.25 0.13 32.78 11:50:01 0 66.34 0.00 2.96 0.51 0.12 30.07 11:50:01 1 65.97 0.00 2.63 0.25 0.14 31.01 11:50:01 2 58.74 0.00 3.17 0.12 0.14 37.84 11:50:01 3 64.62 0.00 2.92 0.12 0.14 32.21 11:51:01 all 27.77 0.00 1.76 0.93 0.08 69.46 11:51:01 0 16.03 0.00 1.62 2.90 0.07 79.38 11:51:01 1 19.40 0.00 1.58 0.39 0.05 78.58 11:51:01 2 51.17 0.00 2.17 0.37 0.08 46.20 11:51:01 3 24.62 0.00 1.63 0.05 0.08 73.61 Average: all 31.79 0.00 1.85 1.46 0.08 64.82 Average: 0 25.77 0.00 1.62 2.86 0.07 69.68 Average: 1 28.43 0.00 1.63 1.01 0.08 68.85 Average: 2 43.34 0.00 2.47 1.76 0.10 52.33 Average: 3 29.66 0.00 1.69 0.22 0.08 68.35