---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3475 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 8.9G 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 617 12646 0 2775 15094 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:34:79:f7 brd ff:ff:ff:ff:ff:ff inet 10.30.106.157/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86086sec preferred_lft 86086sec inet6 fe80::f816:3eff:fe34:79f7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3475) 10/19/26 _x86_64_ (4 CPU) 18:48:30 LINUX RESTART (4 CPU) 18:49:03 tps rtps wtps bread/s bwrtn/s 18:50:01 145.91 20.48 125.43 1331.63 40776.42 18:51:01 136.87 15.36 121.51 567.54 16578.47 18:52:01 28.76 10.80 17.96 780.00 3164.27 18:53:01 17.43 2.00 15.43 51.72 1387.77 Average: 81.71 12.09 69.62 677.27 15264.22 18:49:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:01 13756076 15563048 2668892 16.25 70836 1927628 768208 4.40 658260 1779204 235612 18:51:01 13114160 15231756 3310808 20.16 88252 2208308 1037296 5.94 1054152 1996148 54396 18:52:01 11726516 13903744 4698452 28.61 89900 2263416 2227056 12.75 2439652 1991084 2436 18:53:01 12927516 15423028 3497452 21.29 91532 2576368 867316 4.96 1059052 2167892 300396 Average: 12881067 15030394 3543901 21.58 85130 2243930 1224969 7.01 1302779 1983582 148210 18:49:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:01 lo 1.31 1.31 0.16 0.16 0.00 0.00 0.00 0.00 18:50:01 ens3 134.20 90.67 1724.94 21.51 0.00 0.00 0.00 0.00 18:51:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 18:51:01 ens3 375.74 341.34 3456.76 67.02 0.00 0.00 0.00 0.00 18:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:52:01 ens3 150.46 92.52 316.06 37.98 0.00 0.00 0.00 0.00 18:53:01 lo 0.65 0.65 0.91 0.91 0.00 0.00 0.00 0.00 18:53:01 ens3 327.38 183.24 411.26 90.34 0.00 0.00 0.00 0.00 Average: lo 0.57 0.57 0.27 0.27 0.00 0.00 0.00 0.00 Average: ens3 247.90 177.67 1475.26 54.49 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3475) 10/19/26 _x86_64_ (4 CPU) 18:48:30 LINUX RESTART (4 CPU) 18:49:03 CPU %user %nice %system %iowait %steal %idle 18:50:01 all 18.10 0.00 1.62 2.71 0.01 77.56 18:50:01 0 9.42 0.00 1.40 2.61 0.02 86.55 18:50:01 1 25.91 0.00 1.97 5.95 0.00 66.18 18:50:01 2 16.51 0.00 1.45 0.88 0.02 81.14 18:50:01 3 20.55 0.00 1.65 1.41 0.02 76.37 18:51:01 all 23.52 0.00 2.11 0.49 0.00 73.87 18:51:01 0 19.76 0.00 2.93 0.75 0.00 76.56 18:51:01 1 22.12 0.00 2.54 0.53 0.02 74.79 18:51:01 2 33.25 0.00 1.44 0.40 0.00 64.91 18:51:01 3 18.97 0.00 1.51 0.28 0.00 79.23 18:52:01 all 77.25 0.00 2.43 0.13 0.02 20.17 18:52:01 0 80.02 0.00 2.46 0.12 0.00 17.41 18:52:01 1 75.86 0.00 2.42 0.17 0.02 21.54 18:52:01 2 81.68 0.00 2.39 0.07 0.03 15.83 18:52:01 3 71.45 0.00 2.49 0.17 0.00 25.90 18:53:01 all 64.97 0.00 2.78 0.05 0.02 32.19 18:53:01 0 66.18 0.00 2.35 0.07 0.00 31.41 18:53:01 1 61.00 0.00 3.38 0.08 0.02 35.52 18:53:01 2 71.08 0.00 3.08 0.02 0.05 25.78 18:53:01 3 61.60 0.00 2.31 0.02 0.00 36.07 Average: all 46.15 0.00 2.24 0.83 0.01 50.76 Average: 0 44.12 0.00 2.29 0.87 0.00 52.71 Average: 1 46.33 0.00 2.58 1.65 0.01 49.42 Average: 2 50.91 0.00 2.10 0.34 0.03 46.64 Average: 3 43.25 0.00 1.99 0.46 0.00 54.29