---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4074 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 8.4G 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 580 13067 0 2392 15129 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:99:16:28 brd ff:ff:ff:ff:ff:ff inet 10.30.107.14/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85571sec preferred_lft 85571sec inet6 fe80::f816:3eff:fe99:1628/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4074) 09/22/26 _x86_64_ (4 CPU) 06:17:14 LINUX RESTART (4 CPU) 06:18:01 tps rtps wtps bread/s bwrtn/s 06:19:01 15.23 1.12 14.11 23.19 14071.31 06:20:01 10.33 0.00 10.33 0.00 13996.20 06:21:01 9.70 0.00 9.70 0.00 13989.00 06:22:01 9.33 0.00 9.33 0.00 12383.14 06:23:01 0.92 0.00 0.92 0.00 11.33 06:24:01 1.30 0.00 1.30 0.00 16.00 06:25:01 3.13 2.17 0.97 58.92 13.20 06:26:01 574.86 571.30 3.55 4722.90 301.54 06:27:01 0.82 0.00 0.82 0.00 9.87 06:28:01 1.50 0.02 1.48 0.13 19.46 06:29:01 304.87 10.26 294.60 719.35 6615.16 06:30:01 147.38 9.40 137.98 613.90 17330.18 Average: 90.27 49.87 40.40 514.33 6558.97 06:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:19:01 14460472 15687036 1964488 11.96 32112 1413680 697512 3.99 492836 1297456 16 06:20:01 14460756 15687476 1964204 11.96 32200 1413676 697512 3.99 493116 1297404 24 06:21:01 14460332 15687184 1964628 11.96 32280 1413688 697512 3.99 493372 1297404 160 06:22:01 14459988 15686928 1964972 11.96 32360 1413696 697512 3.99 493492 1297412 156 06:23:01 14459772 15686736 1965188 11.96 32408 1413688 697512 3.99 493712 1297412 12 06:24:01 14459508 15686540 1965452 11.97 32440 1413700 697512 3.99 494324 1297416 160 06:25:01 14428876 15658172 1996084 12.15 32484 1415460 697512 3.99 523460 1298204 192 06:26:01 14242368 15643432 2182592 13.29 169856 1426764 718832 4.11 651892 1308956 36 06:27:01 14242428 15643552 2182532 13.29 169880 1426768 718832 4.11 651948 1308952 164 06:28:01 14242492 15643708 2182468 13.29 169948 1426772 718832 4.11 651988 1308964 12 06:29:01 13855096 15546452 2569864 15.65 195436 1674532 773964 4.43 775984 1535524 170608 06:30:01 12828476 14879968 3596484 21.90 210688 1998028 1430064 8.18 1491988 1814248 36368 Average: 14216714 15594765 2208246 13.44 95174 1487538 770259 4.41 642343 1363279 17326 06:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:19:01 ens3 0.82 0.70 0.70 0.96 0.00 0.00 0.00 0.00 06:20:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 06:20:01 ens3 0.95 0.63 0.41 0.66 0.00 0.00 0.00 0.00 06:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:21:01 ens3 0.18 0.10 0.06 0.04 0.00 0.00 0.00 0.00 06:22:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 06:22:01 ens3 0.22 0.20 0.06 0.35 0.00 0.00 0.00 0.00 06:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:23:01 ens3 0.23 0.22 0.13 0.23 0.00 0.00 0.00 0.00 06:24:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 06:24:01 ens3 0.30 0.18 0.12 0.17 0.00 0.00 0.00 0.00 06:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:25:01 ens3 10.56 8.77 6.78 9.44 0.00 0.00 0.00 0.00 06:26:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 06:26:01 ens3 0.74 0.46 0.37 0.42 0.00 0.00 0.00 0.00 06:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:27:01 ens3 0.30 0.15 0.06 0.19 0.00 0.00 0.00 0.00 06:28:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 06:28:01 ens3 0.23 0.18 0.13 0.24 0.00 0.00 0.00 0.00 06:29:01 lo 0.80 0.80 0.10 0.10 0.00 0.00 0.00 0.00 06:29:01 ens3 159.17 103.53 1105.32 45.56 0.00 0.00 0.00 0.00 06:30:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 06:30:01 ens3 178.75 148.29 1464.48 124.27 0.00 0.00 0.00 0.00 Average: lo 0.22 0.22 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 29.35 21.94 214.74 15.20 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4074) 09/22/26 _x86_64_ (4 CPU) 06:17:14 LINUX RESTART (4 CPU) 06:18:01 CPU %user %nice %system %iowait %steal %idle 06:19:01 all 0.30 0.00 0.07 0.40 0.00 99.22 06:19:01 0 0.08 0.00 0.05 1.50 0.00 98.37 06:19:01 1 0.12 0.00 0.07 0.00 0.00 99.82 06:19:01 2 0.32 0.00 0.07 0.12 0.00 99.50 06:19:01 3 0.70 0.00 0.12 0.02 0.00 99.17 06:20:01 all 0.06 0.00 0.01 0.40 0.00 99.53 06:20:01 0 0.05 0.00 0.03 1.49 0.00 98.43 06:20:01 1 0.00 0.00 0.02 0.00 0.00 99.98 06:20:01 2 0.13 0.00 0.02 0.08 0.00 99.77 06:20:01 3 0.05 0.00 0.00 0.02 0.00 99.93 06:21:01 all 0.03 0.00 0.01 0.38 0.00 99.58 06:21:01 0 0.02 0.00 0.00 1.46 0.00 98.53 06:21:01 1 0.03 0.00 0.00 0.00 0.00 99.97 06:21:01 2 0.03 0.00 0.00 0.08 0.00 99.88 06:21:01 3 0.03 0.00 0.02 0.00 0.00 99.95 06:22:01 all 0.03 0.00 0.01 0.34 0.00 99.62 06:22:01 0 0.03 0.00 0.02 1.29 0.00 98.66 06:22:01 1 0.02 0.00 0.02 0.00 0.00 99.97 06:22:01 2 0.02 0.00 0.02 0.07 0.00 99.90 06:22:01 3 0.02 0.00 0.00 0.00 0.00 99.98 06:23:01 all 0.02 0.00 0.00 0.01 0.00 99.97 06:23:01 0 0.02 0.00 0.02 0.00 0.00 99.97 06:23:01 1 0.02 0.00 0.00 0.00 0.00 99.98 06:23:01 2 0.00 0.00 0.00 0.03 0.00 99.97 06:23:01 3 0.03 0.00 0.00 0.00 0.00 99.97 06:24:01 all 0.02 0.00 0.00 0.01 0.00 99.96 06:24:01 0 0.03 0.00 0.00 0.00 0.00 99.97 06:24:01 1 0.02 0.00 0.00 0.00 0.00 99.98 06:24:01 2 0.02 0.00 0.00 0.03 0.00 99.95 06:24:01 3 0.05 0.00 0.02 0.02 0.00 99.92 06:25:01 all 1.01 0.00 0.08 0.03 0.00 98.88 06:25:01 0 0.79 0.00 0.10 0.02 0.00 99.10 06:25:01 1 1.98 0.00 0.08 0.07 0.00 97.87 06:25:01 2 0.45 0.00 0.07 0.03 0.00 99.45 06:25:01 3 0.80 0.00 0.03 0.00 0.00 99.17 06:26:01 all 0.17 0.00 0.48 2.43 0.00 96.91 06:26:01 0 0.41 0.00 1.09 7.36 0.00 91.14 06:26:01 1 0.13 0.00 0.23 0.12 0.00 99.52 06:26:01 2 0.10 0.00 0.52 2.25 0.00 97.14 06:26:01 3 0.05 0.00 0.12 0.02 0.00 99.82 06:27:01 all 0.05 0.00 0.01 0.01 0.00 99.93 06:27:01 0 0.03 0.00 0.02 0.00 0.00 99.95 06:27:01 1 0.13 0.00 0.00 0.00 0.00 99.87 06:27:01 2 0.03 0.00 0.00 0.03 0.00 99.93 06:27:01 3 0.02 0.00 0.00 0.00 0.00 99.98 06:28:01 all 0.04 0.00 0.01 0.03 0.00 99.93 06:28:01 0 0.02 0.00 0.03 0.02 0.00 99.93 06:28:01 1 0.07 0.00 0.00 0.02 0.00 99.92 06:28:01 2 0.03 0.00 0.00 0.07 0.00 99.90 06:28:01 3 0.02 0.00 0.00 0.00 0.00 99.98 06:29:01 all 13.54 0.00 1.21 2.25 0.00 83.00 06:29:01 0 8.50 0.00 1.44 3.50 0.02 86.54 06:29:01 1 9.86 0.00 0.75 0.15 0.00 89.24 06:29:01 2 4.91 0.00 0.87 4.57 0.00 89.65 06:29:01 3 30.89 0.00 1.77 0.77 0.00 66.57 06:29:01 CPU %user %nice %system %iowait %steal %idle 06:30:01 all 41.23 0.00 2.23 0.98 0.02 55.54 06:30:01 0 36.50 0.00 2.19 0.27 0.02 61.02 06:30:01 1 39.54 0.00 2.38 1.34 0.02 56.71 06:30:01 2 32.11 0.00 1.78 1.62 0.02 64.48 06:30:01 3 56.75 0.00 2.58 0.72 0.03 39.92 Average: all 4.69 0.00 0.34 0.61 0.00 94.36 Average: 0 3.87 0.00 0.42 1.41 0.00 94.30 Average: 1 4.30 0.00 0.29 0.14 0.00 95.26 Average: 2 3.17 0.00 0.28 0.75 0.00 95.80 Average: 3 7.43 0.00 0.39 0.13 0.00 92.06