---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2626 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: 2800.012 BogoMIPS: 5600.02 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 566 11882 0 3590 15142 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:38:1d:a3 brd ff:ff:ff:ff:ff:ff inet 10.30.107.248/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85864sec preferred_lft 85864sec inet6 fe80::f816:3eff:fe38:1da3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2626) 10/17/26 _x86_64_ (4 CPU) 20:24:03 LINUX RESTART (4 CPU) 20:25:02 tps rtps wtps bread/s bwrtn/s 20:26:01 18.78 0.00 18.78 0.00 22225.66 20:27:01 1.03 0.00 1.03 0.00 13.73 20:28:01 0.88 0.00 0.88 0.00 10.80 20:29:01 346.28 22.73 323.56 852.92 8894.64 20:30:01 179.92 41.04 138.88 2451.32 19978.00 20:31:01 59.22 3.98 55.24 151.04 6747.14 20:32:01 165.36 5.70 159.66 173.68 19018.99 Average: 110.44 10.52 99.92 519.66 10957.46 20:25:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:26:01 14468184 15693384 1956784 11.91 32104 1412388 687540 3.93 487024 1297140 152 20:27:01 14466944 15692224 1958024 11.92 32144 1412392 687540 3.93 489696 1297112 164 20:28:01 14466860 15692188 1958108 11.92 32184 1412396 687540 3.93 489616 1297116 16 20:29:01 13932172 15519580 2492796 15.18 53732 1738972 809116 4.63 718460 1571384 168284 20:30:01 12384352 14452384 4040616 24.60 77108 2174864 1793892 10.27 1827340 1963952 33880 20:31:01 9318348 11929668 7106620 43.27 88264 2648508 4257088 24.36 4479016 2298500 338496 20:32:01 7725548 10641044 8699420 52.96 92720 2933800 5472200 31.32 5955512 2396500 75084 Average: 12394630 14231496 4030338 24.54 58322 1961903 2056417 11.77 2063809 1731672 88011 20:25:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:26:01 ens3 0.98 0.20 0.14 0.20 0.00 0.00 0.00 0.00 20:27:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 20:27:01 ens3 2.73 2.50 1.65 4.64 0.00 0.00 0.00 0.00 20:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:28:01 ens3 0.22 0.20 0.06 0.35 0.00 0.00 0.00 0.00 20:29:01 lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 20:29:01 ens3 213.88 136.99 1157.94 46.78 0.00 0.00 0.00 0.00 20:30:01 lo 0.73 0.73 0.09 0.09 0.00 0.00 0.00 0.00 20:30:01 ens3 407.03 290.88 3088.72 71.61 0.00 0.00 0.00 0.00 20:31:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 20:31:01 ens3 77.69 48.43 150.41 23.42 0.00 0.00 0.00 0.00 20:32:01 lo 1.10 1.10 13.50 13.50 0.00 0.00 0.00 0.00 20:32:01 ens3 352.15 208.61 1063.86 792.21 0.00 0.00 0.00 0.00 Average: lo 0.45 0.45 1.96 1.96 0.00 0.00 0.00 0.00 Average: ens3 151.03 98.50 782.27 134.51 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2626) 10/17/26 _x86_64_ (4 CPU) 20:24:03 LINUX RESTART (4 CPU) 20:25:02 CPU %user %nice %system %iowait %steal %idle 20:26:01 all 0.26 0.00 0.01 0.47 0.00 99.26 20:26:01 0 0.91 0.00 0.02 1.82 0.00 97.25 20:26:01 1 0.03 0.00 0.03 0.07 0.00 99.86 20:26:01 2 0.03 0.00 0.00 0.00 0.00 99.97 20:26:01 3 0.03 0.00 0.00 0.00 0.00 99.97 20:27:01 all 0.30 0.00 0.03 0.01 0.00 99.66 20:27:01 0 0.03 0.00 0.00 0.00 0.00 99.97 20:27:01 1 0.48 0.00 0.03 0.03 0.00 99.45 20:27:01 2 0.47 0.00 0.05 0.00 0.00 99.48 20:27:01 3 0.25 0.00 0.03 0.00 0.00 99.72 20:28:01 all 0.02 0.00 0.00 0.01 0.00 99.97 20:28:01 0 0.00 0.00 0.00 0.00 0.00 100.00 20:28:01 1 0.03 0.00 0.00 0.02 0.00 99.95 20:28:01 2 0.02 0.00 0.00 0.00 0.00 99.98 20:28:01 3 0.02 0.00 0.02 0.00 0.00 99.97 20:29:01 all 11.95 0.00 1.12 2.13 0.00 84.79 20:29:01 0 10.46 0.00 1.32 2.52 0.00 85.70 20:29:01 1 4.25 0.00 0.95 5.12 0.00 89.67 20:29:01 2 19.86 0.00 1.24 0.70 0.00 78.20 20:29:01 3 13.21 0.00 0.97 0.20 0.00 85.62 20:30:01 all 39.74 0.00 2.12 1.15 0.02 56.97 20:30:01 0 34.08 0.00 1.44 1.60 0.03 62.85 20:30:01 1 30.33 0.00 1.66 2.01 0.02 65.98 20:30:01 2 42.75 0.00 2.63 0.62 0.02 53.99 20:30:01 3 51.80 0.00 2.73 0.37 0.03 45.07 20:31:01 all 59.05 0.00 1.51 0.21 0.02 39.21 20:31:01 0 58.77 0.00 1.89 0.65 0.03 38.66 20:31:01 1 66.50 0.00 1.49 0.07 0.02 31.93 20:31:01 2 58.20 0.00 1.39 0.02 0.02 40.38 20:31:01 3 52.69 0.00 1.34 0.10 0.00 45.87 20:32:01 all 60.94 0.00 2.19 0.42 0.03 36.43 20:32:01 0 51.38 0.00 1.92 1.24 0.02 45.45 20:32:01 1 58.49 0.00 1.80 0.10 0.03 39.57 20:32:01 2 71.22 0.00 3.66 0.25 0.03 24.84 20:32:01 3 62.68 0.00 1.34 0.08 0.00 35.89 Average: all 24.65 0.00 1.00 0.63 0.01 73.71 Average: 0 22.29 0.00 0.94 1.12 0.01 75.64 Average: 1 22.92 0.00 0.85 1.06 0.01 75.16 Average: 2 27.55 0.00 1.28 0.23 0.01 70.93 Average: 3 25.83 0.00 0.92 0.11 0.00 73.14