---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1221 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: 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 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 576 11866 0 3596 15132 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:dc:20:86 brd ff:ff:ff:ff:ff:ff inet 10.30.107.4/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86069sec preferred_lft 86069sec inet6 fe80::f816:3eff:fedc:2086/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1221) 10/13/26 _x86_64_ (4 CPU) 08:35:12 LINUX RESTART (4 CPU) 08:36:01 tps rtps wtps bread/s bwrtn/s 08:37:01 154.16 37.81 116.35 2319.88 15948.94 08:38:01 76.99 7.33 69.66 302.17 10849.45 08:39:01 91.97 0.05 91.92 1.87 10412.13 08:40:01 132.09 5.92 126.18 177.44 16908.65 Average: 113.80 12.78 101.02 700.32 13529.68 08:36:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:37:01 13356260 15323708 3068708 18.68 74536 2079876 967324 5.54 928168 1897636 195496 08:38:01 10362500 12594000 6062468 36.91 80564 2325464 3632168 20.79 3704716 2083760 129944 08:39:01 9228924 12021584 7196044 43.81 89740 2820868 4118260 23.57 4455412 2401380 351048 08:40:01 9625080 12836556 6799888 41.40 93952 3219460 3299080 18.88 3804804 2640024 196756 Average: 10643191 13193962 5781777 35.20 84698 2611417 3004208 17.19 3223275 2255700 218311 08:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:37:01 ens3 202.03 137.58 2070.38 31.43 0.00 0.00 0.00 0.00 08:37:01 lo 0.73 0.73 0.09 0.09 0.00 0.00 0.00 0.00 08:38:01 ens3 248.37 176.89 1623.76 47.36 0.00 0.00 0.00 0.00 08:38:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 08:39:01 ens3 139.68 87.79 546.88 31.29 0.00 0.00 0.00 0.00 08:39:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 08:40:01 ens3 236.98 165.62 809.86 54.05 0.00 0.00 0.00 0.00 08:40:01 lo 1.53 1.53 13.54 13.54 0.00 0.00 0.00 0.00 Average: ens3 206.77 141.97 1262.74 41.03 0.00 0.00 0.00 0.00 Average: lo 0.63 0.63 3.41 3.41 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1221) 10/13/26 _x86_64_ (4 CPU) 08:35:12 LINUX RESTART (4 CPU) 08:36:01 CPU %user %nice %system %iowait %steal %idle 08:37:01 all 26.34 0.00 2.37 1.89 0.06 69.34 08:37:01 0 25.72 0.00 3.38 4.49 0.05 66.35 08:37:01 1 29.75 0.00 1.79 0.54 0.03 67.89 08:37:01 2 14.81 0.00 1.39 1.04 0.05 82.71 08:37:01 3 35.11 0.00 2.89 1.47 0.08 60.44 08:38:01 all 58.89 0.00 3.41 0.33 0.06 37.31 08:38:01 0 67.20 0.00 4.60 0.22 0.05 27.94 08:38:01 1 52.93 0.00 2.59 0.03 0.07 44.38 08:38:01 2 59.05 0.00 4.41 0.18 0.08 36.27 08:38:01 3 56.38 0.00 2.02 0.90 0.07 40.63 08:39:01 all 54.87 0.00 2.22 0.31 0.07 42.53 08:39:01 0 54.02 0.00 2.12 0.00 0.05 43.81 08:39:01 1 42.87 0.00 1.37 0.00 0.08 55.68 08:39:01 2 49.57 0.00 1.82 0.00 0.05 48.55 08:39:01 3 72.97 0.00 3.59 1.25 0.05 22.13 08:40:01 all 62.12 0.00 2.20 0.44 0.09 35.15 08:40:01 0 75.05 0.00 2.14 0.95 0.05 21.80 08:40:01 1 55.73 0.00 2.29 0.03 0.12 41.83 08:40:01 2 55.96 0.00 2.57 0.32 0.12 41.03 08:40:01 3 61.77 0.00 1.81 0.45 0.08 35.88 Average: all 50.56 0.00 2.55 0.74 0.07 46.08 Average: 0 55.51 0.00 3.06 1.41 0.05 39.97 Average: 1 45.33 0.00 2.01 0.15 0.08 52.43 Average: 2 44.85 0.00 2.55 0.38 0.08 52.14 Average: 3 56.56 0.00 2.58 1.02 0.07 39.77