---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4869 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 9.9G 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 1229 10952 0 3857 14480 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:cc:af:1f brd ff:ff:ff:ff:ff:ff inet 10.30.107.183/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86093sec preferred_lft 86093sec inet6 fe80::f816:3eff:fecc:af1f/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-4869) 10/24/26 _x86_64_ (4 CPU) 22:07:30 LINUX RESTART (4 CPU) 22:08:01 tps rtps wtps bread/s bwrtn/s 22:09:01 136.34 28.73 107.62 1690.52 16376.20 22:10:01 149.22 11.35 137.87 811.20 60503.97 22:11:01 15.83 2.43 13.40 68.11 6237.39 22:12:01 31.73 4.68 27.05 127.45 16386.07 Average: 83.28 11.80 71.48 674.30 24876.61 22:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:09:01 13625428 15452800 2799540 17.04 71068 1947232 949004 5.43 796152 1772680 239028 22:10:01 11140752 14462964 5284216 32.17 81240 3398860 1912156 10.94 1849424 3146276 33980 22:11:01 11169616 14499640 5255352 32.00 81456 3406060 1901496 10.88 1837676 3128716 1636 22:12:01 11274508 14874800 5150460 31.36 83148 3667100 1349624 7.72 1672172 3183888 10092 Average: 11802576 14822551 4622392 28.14 79228 3104813 1528070 8.75 1538856 2807890 71184 22:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:09:01 lo 1.07 1.07 0.13 0.13 0.00 0.00 0.00 0.00 22:09:01 ens3 150.77 99.68 1689.15 21.02 0.00 0.00 0.00 0.00 22:10:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 22:10:01 ens3 1107.75 579.21 22838.15 76.61 0.00 0.00 0.00 0.00 22:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:11:01 ens3 217.93 112.48 65.14 63.69 0.00 0.00 0.00 0.00 22:12:01 lo 0.65 0.65 0.91 0.91 0.00 0.00 0.00 0.00 22:12:01 ens3 335.68 226.23 706.96 202.62 0.00 0.00 0.00 0.00 Average: lo 0.48 0.48 0.26 0.26 0.00 0.00 0.00 0.00 Average: ens3 453.05 254.41 6325.28 90.98 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4869) 10/24/26 _x86_64_ (4 CPU) 22:07:30 LINUX RESTART (4 CPU) 22:08:01 CPU %user %nice %system %iowait %steal %idle 22:09:01 all 20.90 0.00 1.62 2.08 0.00 75.41 22:09:01 0 20.40 0.00 1.52 1.70 0.02 76.36 22:09:01 1 45.62 0.00 3.24 1.15 0.00 49.99 22:09:01 2 11.45 0.00 0.82 0.37 0.02 87.35 22:09:01 3 6.26 0.00 0.96 5.05 0.02 87.72 22:10:01 all 53.65 0.00 2.55 0.57 0.02 43.21 22:10:01 0 52.10 0.00 2.28 0.49 0.02 45.12 22:10:01 1 53.66 0.00 3.29 0.60 0.02 42.43 22:10:01 2 54.82 0.00 2.16 0.74 0.02 42.26 22:10:01 3 54.05 0.00 2.41 0.47 0.02 43.05 22:11:01 all 73.25 0.00 2.54 0.07 0.03 24.11 22:11:01 0 62.41 0.00 2.55 0.15 0.02 34.87 22:11:01 1 76.63 0.00 2.78 0.03 0.00 20.55 22:11:01 2 76.79 0.00 2.48 0.03 0.07 20.63 22:11:01 3 77.17 0.00 2.40 0.08 0.03 20.32 22:12:01 all 49.91 0.00 1.73 0.18 0.01 48.17 22:12:01 0 54.10 0.00 1.53 0.45 0.03 43.89 22:12:01 1 50.35 0.00 2.12 0.02 0.02 47.49 22:12:01 2 47.08 0.00 1.35 0.13 0.02 51.41 22:12:01 3 48.05 0.00 1.89 0.10 0.00 49.96 Average: all 49.38 0.00 2.11 0.73 0.02 47.77 Average: 0 47.26 0.00 1.97 0.70 0.02 50.05 Average: 1 56.55 0.00 2.86 0.45 0.01 40.14 Average: 2 47.50 0.00 1.70 0.32 0.03 50.45 Average: 3 46.23 0.00 1.91 1.44 0.02 50.40