---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4660 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 9.0G 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 564 12608 0 2867 15146 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:32:6e:1c brd ff:ff:ff:ff:ff:ff inet 10.30.107.113/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86108sec preferred_lft 86108sec inet6 fe80::f816:3eff:fe32:6e1c/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-4660) 10/24/26 _x86_64_ (4 CPU) 03:04:44 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 361.62 53.82 307.80 3599.00 63291.45 03:07:01 114.98 11.55 103.43 300.48 14897.25 03:08:01 49.51 6.83 42.68 448.46 6183.64 03:09:01 31.98 4.57 27.41 177.44 4433.39 Average: 139.52 19.19 120.33 1131.34 22201.43 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13943516 15535696 2481452 15.11 62936 1730288 804752 4.61 681860 1588368 187600 03:07:01 13562384 15399844 2862584 17.43 79976 1944748 1141388 6.53 840284 1781076 16320 03:08:01 12336672 14354820 4088296 24.89 87368 2110556 2050516 11.73 1912688 1917024 5740 03:09:01 12946252 15544080 3478716 21.18 91328 2677384 765324 4.38 943552 2263468 476936 Average: 13197206 15208610 3227762 19.65 80402 2115744 1190495 6.81 1094596 1887484 171649 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 369.84 256.17 1950.93 74.74 0.00 0.00 0.00 0.00 03:06:01 lo 1.27 1.27 0.15 0.15 0.00 0.00 0.00 0.00 03:07:01 ens3 198.32 164.27 1080.79 54.98 0.00 0.00 0.00 0.00 03:07:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 03:08:01 ens3 396.65 316.85 2238.91 176.57 0.00 0.00 0.00 0.00 03:08:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 03:09:01 ens3 456.26 266.94 788.76 1829.99 0.00 0.00 0.00 0.00 03:09:01 lo 2.82 2.82 0.25 0.25 0.00 0.00 0.00 0.00 Average: ens3 355.27 251.06 1514.85 534.07 0.00 0.00 0.00 0.00 Average: lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4660) 10/24/26 _x86_64_ (4 CPU) 03:04:44 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 20.51 0.00 1.83 3.64 0.01 74.01 03:06:01 0 11.04 0.00 1.39 3.52 0.02 84.04 03:06:01 1 33.54 0.00 2.15 2.80 0.00 61.50 03:06:01 2 25.06 0.00 2.39 3.31 0.02 69.21 03:06:01 3 12.31 0.00 1.42 4.93 0.00 81.34 03:07:01 all 16.07 0.00 1.56 0.65 0.01 81.71 03:07:01 0 26.43 0.00 2.04 0.28 0.02 71.23 03:07:01 1 13.67 0.00 0.70 0.00 0.00 85.62 03:07:01 2 13.91 0.00 2.32 0.22 0.02 83.53 03:07:01 3 10.27 0.00 1.17 2.10 0.00 86.45 03:08:01 all 37.01 0.00 5.75 0.11 0.02 57.11 03:08:01 0 29.71 0.00 7.77 0.07 0.00 62.46 03:08:01 1 33.03 0.00 4.29 0.00 0.02 62.67 03:08:01 2 62.07 0.00 9.72 0.03 0.03 28.15 03:08:01 3 23.19 0.00 1.17 0.32 0.02 75.31 03:09:01 all 38.95 0.00 2.11 0.09 0.02 58.84 03:09:01 0 39.81 0.00 2.47 0.00 0.02 57.70 03:09:01 1 47.62 0.00 2.70 0.10 0.02 49.57 03:09:01 2 29.44 0.00 1.62 0.00 0.03 68.91 03:09:01 3 38.89 0.00 1.63 0.27 0.00 59.21 Average: all 28.14 0.00 2.81 1.12 0.01 67.92 Average: 0 26.76 0.00 3.42 0.97 0.01 68.84 Average: 1 31.98 0.00 2.46 0.73 0.01 64.83 Average: 2 32.64 0.00 4.02 0.89 0.03 62.43 Average: 3 21.15 0.00 1.35 1.90 0.00 75.59