---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10150 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 nrip_save 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 676K 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 547 12690 0 2801 15166 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:b2:31:92 brd ff:ff:ff:ff:ff:ff inet 10.30.107.220/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:feb2:3192/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10150) 05/13/26 _x86_64_ (4 CPU) 08:16:28 LINUX RESTART (4 CPU) 08:17:01 tps rtps wtps bread/s bwrtn/s 08:18:01 106.57 15.06 91.50 351.81 23974.00 08:19:01 119.40 4.50 114.90 127.85 30415.86 08:20:01 30.91 5.43 25.48 413.00 16784.40 08:21:01 62.24 6.05 56.19 159.71 33717.45 Average: 79.78 7.76 72.02 263.09 26222.93 08:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:18:01 13889220 15622016 2535748 15.44 70284 1856236 735084 4.21 603192 1704244 262432 08:19:01 13002636 14931760 3422332 20.84 83916 2029648 1381452 7.91 1319380 1853152 13280 08:20:01 12615636 14662536 3809332 23.19 86800 2140688 1883560 10.78 1644360 1906944 64396 08:21:01 13025436 15559772 3399532 20.70 91852 2616800 754628 4.32 943252 2188972 26016 Average: 13133232 15194021 3291736 20.04 83213 2160843 1188681 6.80 1127546 1913328 91531 08:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:18:01 ens3 156.57 113.85 1779.86 25.74 0.00 0.00 0.00 0.00 08:18:01 lo 1.53 1.53 0.18 0.18 0.00 0.00 0.00 0.00 08:19:01 ens3 361.36 283.74 2575.49 60.02 0.00 0.00 0.00 0.00 08:19:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 08:20:01 ens3 1271.99 795.55 725.67 360.73 0.00 0.00 0.00 0.00 08:20:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 08:21:01 ens3 301.48 227.08 360.41 1790.82 0.00 0.00 0.00 0.00 08:21:01 lo 3.42 3.42 0.32 0.32 0.00 0.00 0.00 0.00 Average: ens3 522.85 355.05 1360.36 559.33 0.00 0.00 0.00 0.00 Average: lo 1.42 1.42 0.14 0.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10150) 05/13/26 _x86_64_ (4 CPU) 08:16:28 LINUX RESTART (4 CPU) 08:17:01 CPU %user %nice %system %iowait %steal %idle 08:18:01 all 17.40 0.00 1.27 5.16 0.05 76.12 08:18:01 0 29.60 0.00 1.99 18.08 0.08 50.24 08:18:01 1 11.50 0.00 0.75 0.37 0.05 87.33 08:18:01 2 8.85 0.00 0.92 0.92 0.03 89.29 08:18:01 3 19.70 0.00 1.40 1.30 0.07 77.53 08:19:01 all 33.12 0.00 1.61 2.04 0.09 63.14 08:19:01 0 26.15 0.00 1.36 2.63 0.07 69.79 08:19:01 1 43.94 0.00 1.57 0.03 0.08 54.38 08:19:01 2 32.36 0.00 1.52 4.18 0.10 61.84 08:19:01 3 29.99 0.00 1.99 1.34 0.10 66.58 08:20:01 all 37.47 0.00 5.29 0.51 0.09 56.64 08:20:01 0 29.37 0.00 1.11 0.96 0.07 68.50 08:20:01 1 57.81 0.00 8.29 0.32 0.12 33.47 08:20:01 2 38.29 0.00 9.21 0.08 0.08 52.33 08:20:01 3 24.34 0.00 2.56 0.65 0.08 72.36 08:21:01 all 33.50 0.00 2.11 1.69 0.07 62.63 08:21:01 0 32.19 0.00 2.32 1.10 0.08 64.31 08:21:01 1 42.90 0.00 2.49 0.97 0.07 53.56 08:21:01 2 30.98 0.00 1.79 3.20 0.07 63.97 08:21:01 3 27.92 0.00 1.86 1.51 0.07 68.65 Average: all 30.37 0.00 2.57 2.35 0.08 64.63 Average: 0 29.33 0.00 1.69 5.69 0.08 63.21 Average: 1 39.04 0.00 3.28 0.42 0.08 57.18 Average: 2 27.62 0.00 3.36 2.09 0.07 66.86 Average: 3 25.49 0.00 1.95 1.20 0.08 71.28