---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2716 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 9.0G 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 598 12579 0 2861 15112 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:cd:d4:4f brd ff:ff:ff:ff:ff:ff inet 10.30.107.41/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86109sec preferred_lft 86109sec inet6 fe80::f816:3eff:fecd:d44f/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-2716) 10/18/26 _x86_64_ (4 CPU) 03:04:31 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 135.59 11.35 124.25 319.68 41751.57 03:07:01 107.72 4.38 103.33 117.71 14361.87 03:08:01 12.91 5.25 7.67 404.73 971.17 03:09:01 33.78 2.62 31.16 133.71 5833.29 Average: 72.50 5.90 66.60 243.96 15729.48 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13767296 15561488 2657672 16.18 71560 1913516 777228 4.45 662880 1763108 234684 03:07:01 12987316 14975496 3437652 20.93 85620 2083888 1349104 7.72 1274452 1910028 15196 03:08:01 12021952 14041108 4403016 26.81 86884 2112380 2278956 13.04 2235164 1909288 9392 03:09:01 12867044 15461956 3557924 21.66 90828 2675336 853484 4.88 1030276 2256228 437524 Average: 12910902 15010012 3514066 21.39 83723 2196280 1314693 7.52 1300693 1959663 174199 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 lo 1.07 1.07 0.13 0.13 0.00 0.00 0.00 0.00 03:06:01 ens3 139.38 97.88 1647.61 21.95 0.00 0.00 0.00 0.00 03:07:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:07:01 ens3 310.91 272.17 2541.92 60.88 0.00 0.00 0.00 0.00 03:08:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:08:01 ens3 524.21 357.92 148.94 217.25 0.00 0.00 0.00 0.00 03:09:01 lo 2.68 2.68 0.24 0.24 0.00 0.00 0.00 0.00 03:09:01 ens3 365.49 247.48 750.33 1802.50 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 335.00 243.86 1272.20 525.64 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2716) 10/18/26 _x86_64_ (4 CPU) 03:04:31 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 16.43 0.00 1.43 2.59 0.00 79.55 03:06:01 0 8.87 0.00 1.01 5.67 0.00 84.45 03:06:01 1 38.09 0.00 2.83 1.13 0.00 57.94 03:06:01 2 6.21 0.00 0.90 3.29 0.00 89.60 03:06:01 3 12.45 0.00 0.98 0.27 0.00 86.29 03:07:01 all 23.62 0.00 1.74 0.31 0.01 74.31 03:07:01 0 20.99 0.00 1.44 0.75 0.02 76.81 03:07:01 1 21.59 0.00 1.81 0.12 0.02 76.47 03:07:01 2 25.13 0.00 0.90 0.35 0.02 73.60 03:07:01 3 26.78 0.00 2.80 0.03 0.02 70.37 03:08:01 all 36.29 0.00 6.06 0.10 0.02 57.54 03:08:01 0 31.30 0.00 0.98 0.15 0.00 67.57 03:08:01 1 25.10 0.00 9.73 0.08 0.02 65.07 03:08:01 2 36.90 0.00 10.28 0.15 0.02 52.66 03:08:01 3 51.89 0.00 3.27 0.00 0.02 44.83 03:09:01 all 35.68 0.00 2.36 0.13 0.02 61.82 03:09:01 0 31.95 0.00 2.39 0.40 0.02 65.25 03:09:01 1 33.13 0.00 2.58 0.08 0.03 64.17 03:09:01 2 27.08 0.00 1.73 0.00 0.00 71.19 03:09:01 3 50.55 0.00 2.72 0.02 0.02 46.69 Average: all 28.01 0.00 2.90 0.78 0.01 68.30 Average: 0 23.31 0.00 1.45 1.73 0.01 73.49 Average: 1 29.49 0.00 4.23 0.35 0.02 65.90 Average: 2 23.83 0.00 3.45 0.95 0.01 71.76 Average: 3 35.41 0.00 2.44 0.08 0.01 62.06