---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1335 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.8G 12G 41% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 459 5184 0 2331 7233 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:ea:a8:19 brd ff:ff:ff:ff:ff:ff inet 10.32.7.231/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86027sec preferred_lft 86027sec inet6 fe80::f816:3eff:feea:a819/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1335) 04/25/26 _x86_64_ (4 CPU) 03:48:01 LINUX RESTART (4 CPU) 03:49:01 tps rtps wtps bread/s bwrtn/s 03:50:01 66.01 11.88 54.13 245.78 8953.68 03:51:01 34.50 0.63 33.87 19.47 6964.53 03:52:01 8.56 0.00 8.56 0.00 326.10 03:53:01 50.97 1.00 49.98 89.32 9101.28 03:54:01 21.75 0.10 21.65 2.93 4510.31 Average: 36.36 2.72 33.64 71.50 5970.87 03:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:50:01 5783796 7437032 2383624 29.18 56440 1761568 814456 8.84 574544 1614704 129932 03:51:01 5524376 7251668 2643044 32.36 58480 1831728 882248 9.57 766940 1677228 1204 03:52:01 5506704 7241152 2660716 32.58 60384 1835992 882248 9.57 778996 1680712 2132 03:53:01 5350348 7442924 2817072 34.49 65720 2181024 654264 7.10 596028 2004868 121092 03:54:01 5287844 7383256 2879576 35.26 67612 2182064 714872 7.76 662256 2001472 9904 Average: 5490614 7351206 2676806 32.77 61727 1958475 789618 8.57 675753 1795797 52853 03:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:50:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 03:50:01 ens3 85.17 65.41 812.74 14.91 0.00 0.00 0.00 0.00 03:51:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:51:01 ens3 86.55 96.87 1150.43 13.79 0.00 0.00 0.00 0.00 03:52:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:52:01 ens3 57.24 83.09 59.60 13.13 0.00 0.00 0.00 0.00 03:53:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 03:53:01 ens3 622.90 558.66 4043.47 74.09 0.00 0.00 0.00 0.00 03:54:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 03:54:01 ens3 8.90 9.97 7.19 4.60 0.00 0.00 0.00 0.00 Average: lo 0.61 0.61 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 172.14 162.79 1214.60 24.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1335) 04/25/26 _x86_64_ (4 CPU) 03:48:01 LINUX RESTART (4 CPU) 03:49:01 CPU %user %nice %system %iowait %steal %idle 03:50:01 all 21.29 0.00 1.37 1.86 0.99 74.48 03:50:01 0 21.99 0.00 1.25 0.15 0.78 75.83 03:50:01 1 16.64 0.00 1.29 0.90 1.00 80.17 03:50:01 2 16.25 0.00 0.96 5.93 1.10 75.76 03:50:01 3 30.28 0.00 2.00 0.47 1.08 66.18 03:51:01 all 13.91 0.00 0.79 0.42 1.61 83.26 03:51:01 0 8.60 0.00 0.50 0.22 1.25 89.44 03:51:01 1 23.43 0.00 0.42 1.07 1.70 73.38 03:51:01 2 13.74 0.00 1.36 0.40 1.61 82.89 03:51:01 3 9.88 0.00 0.88 0.00 1.90 87.34 03:52:01 all 3.97 0.00 0.38 0.03 0.60 95.02 03:52:01 0 2.85 0.00 0.65 0.08 0.55 95.86 03:52:01 1 4.53 0.00 0.23 0.00 0.62 94.62 03:52:01 2 1.40 0.00 0.30 0.00 0.18 98.12 03:52:01 3 7.12 0.00 0.33 0.03 1.09 91.43 03:53:01 all 21.39 0.00 1.65 0.64 1.73 74.59 03:53:01 0 14.49 0.00 1.87 0.35 1.49 81.80 03:53:01 1 15.00 0.00 1.12 0.05 1.57 82.26 03:53:01 2 36.40 0.00 1.76 0.90 1.98 58.96 03:53:01 3 19.69 0.00 1.85 1.27 1.85 75.35 03:54:01 all 16.27 0.00 0.66 0.65 0.75 81.67 03:54:01 0 15.63 0.00 0.72 0.08 0.78 82.79 03:54:01 1 25.38 0.00 0.52 1.46 1.13 71.51 03:54:01 2 5.06 0.00 0.47 0.12 0.38 93.97 03:54:01 3 18.99 0.00 0.93 0.97 0.70 78.41 Average: all 15.37 0.00 0.97 0.72 1.14 81.80 Average: 0 12.71 0.00 1.00 0.18 0.97 85.15 Average: 1 16.99 0.00 0.71 0.69 1.20 80.39 Average: 2 14.57 0.00 0.97 1.47 1.05 81.93 Average: 3 17.20 0.00 1.20 0.55 1.32 79.73