---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-15532 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 9.2G 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 12294 0 3197 15162 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:bd:eb:95 brd ff:ff:ff:ff:ff:ff inet 10.30.106.83/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86028sec preferred_lft 86028sec inet6 fe80::f816:3eff:febd:eb95/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-15532) 08/26/26 _x86_64_ (4 CPU) 22:17:13 LINUX RESTART (4 CPU) 22:18:01 tps rtps wtps bread/s bwrtn/s 22:19:01 326.68 35.18 291.50 1279.52 32700.42 22:20:01 520.96 16.78 504.18 1256.46 28253.29 22:21:01 7.64 0.00 7.64 0.00 803.86 22:22:01 2.00 0.00 2.00 0.00 95.97 22:23:01 21.33 3.02 18.31 156.08 1385.54 Average: 175.69 10.99 164.70 538.33 12645.84 22:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:19:01 12457916 15099768 3967052 24.15 123240 2629276 1546936 8.85 1157460 2466756 722932 22:20:01 11669968 14416292 4755000 28.95 129536 2713032 2314052 13.24 1913136 2473440 3476 22:21:01 9974740 12737648 6450228 39.27 130084 2726464 4005704 22.92 3569636 2485152 592 22:22:01 10050380 12814772 6374588 38.81 130120 2728088 3918880 22.43 3492624 2486776 20 22:23:01 12582476 15515508 3842492 23.39 132432 2885940 815876 4.67 860656 2616996 144428 Average: 11347096 14116798 5077872 30.92 129082 2736560 2520290 14.42 2198702 2505824 174290 22:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:19:01 ens3 498.72 270.24 3432.78 36.43 0.00 0.00 0.00 0.00 22:19:01 lo 4.20 4.20 0.78 0.78 0.00 0.00 0.00 0.00 22:20:01 ens3 19.20 11.78 115.84 1.22 0.00 0.00 0.00 0.00 22:20:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:21:01 ens3 0.67 0.53 0.32 0.24 0.00 0.00 0.00 0.00 22:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:22:01 ens3 0.28 0.25 0.06 0.33 0.00 0.00 0.00 0.00 22:22:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 22:23:01 ens3 44.42 42.67 399.76 9.83 0.00 0.00 0.00 0.00 22:23:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 112.64 65.08 789.64 9.61 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.17 0.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-15532) 08/26/26 _x86_64_ (4 CPU) 22:17:13 LINUX RESTART (4 CPU) 22:18:01 CPU %user %nice %system %iowait %steal %idle 22:19:01 all 24.06 0.00 4.15 2.08 0.01 69.71 22:19:01 0 18.98 0.00 3.86 1.21 0.00 75.95 22:19:01 1 30.46 0.00 4.65 1.42 0.02 63.46 22:19:01 2 11.70 0.00 2.79 0.66 0.02 84.84 22:19:01 3 35.01 0.00 5.28 5.03 0.02 54.66 22:20:01 all 32.45 0.00 2.21 1.04 0.01 64.29 22:20:01 0 22.17 0.00 2.51 1.99 0.02 73.31 22:20:01 1 38.66 0.00 2.46 0.10 0.00 58.78 22:20:01 2 39.28 0.00 2.08 0.96 0.02 57.66 22:20:01 3 29.73 0.00 1.80 1.07 0.00 67.39 22:21:01 all 42.70 0.00 0.99 0.03 0.01 56.28 22:21:01 0 39.62 0.00 0.84 0.08 0.02 59.45 22:21:01 1 47.70 0.00 1.02 0.00 0.00 51.28 22:21:01 2 39.70 0.00 1.09 0.00 0.00 59.20 22:21:01 3 43.76 0.00 1.00 0.02 0.03 55.19 22:22:01 all 35.90 0.00 0.31 0.00 0.01 63.78 22:22:01 0 32.00 0.00 0.40 0.00 0.00 67.60 22:22:01 1 39.88 0.00 0.30 0.00 0.02 59.81 22:22:01 2 45.98 0.00 0.25 0.00 0.02 53.76 22:22:01 3 25.64 0.00 0.32 0.03 0.00 74.01 22:23:01 all 28.50 0.00 0.97 0.07 0.01 70.45 22:23:01 0 20.46 0.00 0.70 0.05 0.02 78.77 22:23:01 1 41.17 0.00 1.34 0.03 0.02 57.44 22:23:01 2 36.50 0.00 1.29 0.08 0.02 62.11 22:23:01 3 15.88 0.00 0.52 0.10 0.02 83.49 Average: all 32.72 0.00 1.73 0.64 0.01 64.90 Average: 0 26.66 0.00 1.66 0.67 0.01 71.01 Average: 1 39.57 0.00 1.96 0.31 0.01 58.16 Average: 2 34.66 0.00 1.50 0.34 0.01 63.49 Average: 3 30.00 0.00 1.78 1.25 0.01 66.95