---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5095 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 8.5G 69G 11% / 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 589 13113 0 2337 15126 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:44:94:6d brd ff:ff:ff:ff:ff:ff inet 10.30.107.1/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85898sec preferred_lft 85898sec inet6 fe80::f816:3eff:fe44:946d/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-5095) 09/25/26 _x86_64_ (4 CPU) 12:10:45 LINUX RESTART (4 CPU) 12:11:01 tps rtps wtps bread/s bwrtn/s 12:12:01 39.84 0.00 39.84 0.00 47991.20 12:13:01 1.37 0.00 1.37 0.00 16.93 12:14:01 1.10 0.00 1.10 0.00 12.80 12:15:01 0.87 0.00 0.87 0.00 11.46 12:16:01 1.10 0.00 1.10 0.00 12.66 12:17:01 5.51 3.58 1.93 146.88 209.53 12:18:01 308.28 24.40 283.88 821.60 11780.40 12:19:01 94.85 1.13 93.72 131.29 12093.04 Average: 56.61 3.64 52.97 137.46 9015.83 12:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:12:01 14456524 15682556 1968444 11.98 32028 1413120 710992 4.07 496120 1297456 12 12:13:01 14456216 15682368 1968752 11.99 32080 1413132 710992 4.07 496292 1297412 64 12:14:01 14456856 15683060 1968112 11.98 32128 1413136 710992 4.07 496324 1297416 12 12:15:01 14457060 15683288 1967908 11.98 32168 1413140 710992 4.07 496152 1297420 152 12:16:01 14456952 15683256 1968016 11.98 32212 1413136 710992 4.07 496484 1297424 16 12:17:01 14388724 15625632 2036244 12.40 32384 1423300 731716 4.19 555412 1303684 288 12:18:01 13896888 15517696 2528080 15.39 61052 1756888 792208 4.53 783384 1522996 102884 12:19:01 13386760 15452596 3038208 18.50 86884 2155576 824316 4.72 864332 1908752 246508 Average: 14244498 15626306 2180470 13.28 42617 1550178 737900 4.22 585562 1402820 43742 12:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:12:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 12:12:01 ens3 0.70 0.38 0.37 0.65 0.00 0.00 0.00 0.00 12:13:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 12:13:01 ens3 2.15 1.32 2.27 0.24 0.00 0.00 0.00 0.00 12:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:14:01 ens3 0.62 0.43 0.32 0.33 0.00 0.00 0.00 0.00 12:15:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 12:15:01 ens3 0.30 0.10 0.06 0.04 0.00 0.00 0.00 0.00 12:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:16:01 ens3 0.32 0.30 0.13 0.41 0.00 0.00 0.00 0.00 12:17:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 12:17:01 ens3 98.78 57.65 166.75 19.43 0.00 0.00 0.00 0.00 12:18:01 lo 2.07 2.07 0.23 0.23 0.00 0.00 0.00 0.00 12:18:01 ens3 161.03 111.73 1650.33 29.19 0.00 0.00 0.00 0.00 12:19:01 lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 12:19:01 ens3 99.13 59.83 1421.14 10.01 0.00 0.00 0.00 0.00 Average: lo 0.47 0.47 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 45.38 28.97 405.16 7.54 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5095) 09/25/26 _x86_64_ (4 CPU) 12:10:45 LINUX RESTART (4 CPU) 12:11:01 CPU %user %nice %system %iowait %steal %idle 12:12:01 all 0.17 0.00 0.04 0.97 0.00 98.82 12:12:01 0 0.05 0.00 0.03 0.05 0.00 99.87 12:12:01 1 0.18 0.00 0.02 2.18 0.00 97.62 12:12:01 2 0.43 0.00 0.05 0.03 0.00 99.48 12:12:01 3 0.03 0.00 0.07 1.62 0.00 98.28 12:13:01 all 0.06 0.00 0.02 0.01 0.00 99.90 12:13:01 0 0.08 0.00 0.02 0.02 0.00 99.88 12:13:01 1 0.05 0.00 0.03 0.02 0.00 99.90 12:13:01 2 0.10 0.00 0.00 0.00 0.00 99.90 12:13:01 3 0.02 0.00 0.02 0.03 0.00 99.93 12:14:01 all 0.03 0.00 0.01 0.01 0.00 99.95 12:14:01 0 0.03 0.00 0.02 0.00 0.00 99.95 12:14:01 1 0.03 0.00 0.02 0.00 0.00 99.95 12:14:01 2 0.05 0.00 0.00 0.00 0.00 99.95 12:14:01 3 0.00 0.00 0.00 0.03 0.00 99.97 12:15:01 all 0.04 0.00 0.01 0.01 0.00 99.94 12:15:01 0 0.10 0.00 0.00 0.03 0.00 99.87 12:15:01 1 0.03 0.00 0.02 0.00 0.00 99.95 12:15:01 2 0.00 0.00 0.02 0.00 0.00 99.98 12:15:01 3 0.02 0.00 0.00 0.00 0.00 99.98 12:16:01 all 0.04 0.00 0.02 0.01 0.00 99.93 12:16:01 0 0.08 0.00 0.02 0.02 0.00 99.88 12:16:01 1 0.03 0.00 0.00 0.00 0.00 99.97 12:16:01 2 0.03 0.00 0.03 0.00 0.00 99.93 12:16:01 3 0.03 0.00 0.02 0.00 0.00 99.95 12:17:01 all 1.83 0.00 0.15 0.04 0.00 97.98 12:17:01 0 1.63 0.00 0.10 0.08 0.00 98.18 12:17:01 1 2.50 0.00 0.05 0.02 0.00 97.43 12:17:01 2 1.26 0.00 0.32 0.03 0.00 98.39 12:17:01 3 1.92 0.00 0.13 0.07 0.00 97.88 12:18:01 all 22.60 0.00 2.55 2.02 0.02 72.81 12:18:01 0 18.04 0.00 2.56 5.51 0.02 73.86 12:18:01 1 26.24 0.00 3.04 1.05 0.02 69.65 12:18:01 2 25.63 0.00 2.59 0.90 0.02 70.86 12:18:01 3 20.47 0.00 1.99 0.60 0.02 76.92 12:19:01 all 21.11 0.00 1.64 1.23 0.01 76.01 12:19:01 0 16.33 0.00 1.61 1.49 0.02 80.56 12:19:01 1 18.41 0.00 1.22 0.03 0.00 80.34 12:19:01 2 9.59 0.00 1.59 2.94 0.00 85.89 12:19:01 3 40.07 0.00 2.17 0.45 0.03 57.28 Average: all 5.73 0.00 0.55 0.54 0.00 93.17 Average: 0 4.53 0.00 0.54 0.90 0.00 94.02 Average: 1 5.94 0.00 0.55 0.41 0.00 93.10 Average: 2 4.63 0.00 0.57 0.49 0.00 94.30 Average: 3 7.81 0.00 0.55 0.35 0.01 91.28