---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1224 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: 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 9.6G 68G 13% / 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 563 11884 0 3592 15146 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 mq state UP group default qlen 1000 link/ether fa:16:3e:93:df:04 brd ff:ff:ff:ff:ff:ff inet 10.30.106.149/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fe93:df04/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1224) 10/13/26 _x86_64_ (4 CPU) 08:36:51 LINUX RESTART (4 CPU) 08:37:01 tps rtps wtps bread/s bwrtn/s 08:38:01 346.28 37.78 308.50 1831.16 69067.29 08:39:01 173.50 41.86 131.64 2474.92 18061.79 08:40:01 82.99 5.27 77.72 184.77 9300.18 08:41:01 146.08 3.95 142.13 129.05 22148.58 Average: 187.21 22.21 165.00 1154.97 29644.46 08:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:38:01 13840052 15522264 2584916 15.74 65048 1816504 821972 4.70 695752 1672324 197812 08:39:01 11418952 13532980 5006016 30.48 78392 2216924 2725580 15.60 2771180 1976100 36152 08:40:01 8347044 11136864 8077924 49.18 89628 2818248 5372444 30.75 5340132 2396620 393848 08:41:01 12144936 15472660 4280032 26.06 94252 3333156 841728 4.82 1299376 2630812 273260 Average: 11437746 13916192 4987222 30.36 81830 2546208 2440431 13.97 2526610 2168964 225268 08:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:38:01 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 08:38:01 ens3 370.37 254.21 2108.06 76.20 0.00 0.00 0.00 0.00 08:39:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 08:39:01 ens3 326.96 255.62 2785.22 52.62 0.00 0.00 0.00 0.00 08:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 ens3 118.81 79.49 535.36 29.67 0.00 0.00 0.00 0.00 08:41:01 lo 1.68 1.68 13.56 13.56 0.00 0.00 0.00 0.00 08:41:01 ens3 248.16 174.79 830.46 69.60 0.00 0.00 0.00 0.00 Average: lo 0.89 0.89 3.44 3.44 0.00 0.00 0.00 0.00 Average: ens3 266.08 191.03 1564.78 57.02 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1224) 10/13/26 _x86_64_ (4 CPU) 08:36:51 LINUX RESTART (4 CPU) 08:37:01 CPU %user %nice %system %iowait %steal %idle 08:38:01 all 21.85 0.00 1.99 3.86 0.02 72.29 08:38:01 0 14.33 0.00 1.20 0.47 0.02 83.99 08:38:01 1 7.94 0.00 1.47 3.80 0.02 86.78 08:38:01 2 40.06 0.00 2.90 6.59 0.02 50.43 08:38:01 3 25.34 0.00 2.40 4.57 0.03 67.65 08:39:01 all 54.71 0.00 2.14 0.94 0.03 42.19 08:39:01 0 48.74 0.00 1.99 0.79 0.02 48.47 08:39:01 1 43.33 0.00 2.69 2.25 0.02 51.72 08:39:01 2 70.96 0.00 2.61 0.48 0.03 25.91 08:39:01 3 55.89 0.00 1.24 0.22 0.02 42.64 08:40:01 all 55.00 0.00 2.14 0.23 0.03 42.61 08:40:01 0 47.53 0.00 1.23 0.00 0.02 51.22 08:40:01 1 57.10 0.00 2.34 0.68 0.03 39.84 08:40:01 2 68.87 0.00 3.96 0.20 0.02 26.96 08:40:01 3 46.54 0.00 1.04 0.02 0.02 52.39 08:41:01 all 57.48 0.00 2.60 0.38 0.03 39.51 08:41:01 0 62.32 0.00 2.37 0.05 0.03 35.22 08:41:01 1 52.09 0.00 3.28 1.42 0.03 43.18 08:41:01 2 51.83 0.00 2.52 0.07 0.02 45.56 08:41:01 3 63.69 0.00 2.24 0.00 0.02 34.06 Average: all 47.25 0.00 2.22 1.35 0.02 49.16 Average: 0 43.24 0.00 1.70 0.33 0.02 54.72 Average: 1 40.00 0.00 2.44 2.05 0.02 55.49 Average: 2 57.95 0.00 3.00 1.83 0.02 37.20 Average: 3 47.85 0.00 1.73 1.20 0.02 49.19