---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-254 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: 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 nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 419 1349 0 2174 3261 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:58:21:6b brd ff:ff:ff:ff:ff:ff inet 10.32.6.8/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86128sec preferred_lft 86128sec inet6 fe80::f816:3eff:fe58:216b/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-254) 07/12/25 _x86_64_ (4 CPU) 16:59:00 LINUX RESTART (4 CPU) 16:59:01 tps rtps wtps bread/s bwrtn/s 17:00:02 185.80 112.36 73.44 5524.81 40002.02 17:01:01 58.11 0.22 57.89 27.11 9464.70 17:02:01 100.12 38.07 62.05 2110.27 9992.00 17:03:01 24.40 0.75 23.65 86.25 3964.14 Average: 92.25 38.01 54.24 1945.09 15882.70 16:59:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:00:02 1974004 3370132 2064648 51.12 35244 1525504 617952 12.15 526288 1385512 65404 17:01:01 1703936 3338672 2334716 57.81 53808 1732104 636768 12.52 569920 1584120 106680 17:02:01 1461672 3406712 2576980 63.81 63208 2023136 543016 10.67 590416 1786848 73708 17:03:01 1374068 3330788 2664584 65.98 65880 2032844 629172 12.37 674928 1789960 12936 Average: 1628420 3361576 2410232 59.68 54535 1828397 606727 11.93 590388 1636610 64682 16:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:00:02 lo 2.20 2.20 0.20 0.20 0.00 0.00 0.00 0.00 17:00:02 ens3 289.89 179.60 1135.48 62.15 0.00 0.00 0.00 0.00 17:01:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 17:01:01 ens3 46.47 33.67 640.24 4.70 0.00 0.00 0.00 0.00 17:02:01 lo 1.43 1.43 0.14 0.14 0.00 0.00 0.00 0.00 17:02:01 ens3 380.93 374.72 2356.26 69.88 0.00 0.00 0.00 0.00 17:03:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 17:03:01 ens3 13.51 13.25 11.17 11.15 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 183.26 150.79 1037.39 37.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-254) 07/12/25 _x86_64_ (4 CPU) 16:59:00 LINUX RESTART (4 CPU) 16:59:01 CPU %user %nice %system %iowait %steal %idle 17:00:02 all 20.67 0.00 3.05 6.72 3.40 66.16 17:00:02 0 25.38 0.00 2.54 4.40 3.05 64.63 17:00:02 1 11.34 0.00 4.79 11.48 2.90 69.50 17:00:02 2 26.66 0.00 2.73 7.55 4.33 58.73 17:00:02 3 19.29 0.00 2.18 3.45 3.28 71.79 17:01:01 all 19.34 0.00 1.18 2.36 1.81 75.30 17:01:01 0 1.33 0.00 0.15 0.00 0.41 98.11 17:01:01 1 4.66 0.00 0.62 3.45 1.11 90.15 17:01:01 2 39.65 0.00 2.26 5.63 3.31 49.16 17:01:01 3 31.48 0.00 1.66 0.34 2.42 64.10 17:02:01 all 36.05 0.00 2.06 2.23 5.92 53.74 17:02:01 0 34.23 0.00 1.64 1.27 5.19 57.67 17:02:01 1 31.90 0.00 1.79 3.24 4.99 58.08 17:02:01 2 33.11 0.00 2.04 2.31 6.76 55.77 17:02:01 3 44.91 0.00 2.72 2.10 6.71 43.56 17:03:01 all 19.95 0.00 0.93 1.12 1.79 76.21 17:03:01 0 26.93 0.00 0.91 0.47 1.33 70.35 17:03:01 1 27.68 0.00 1.12 2.44 2.11 66.64 17:03:01 2 10.70 0.00 0.61 1.46 2.30 84.94 17:03:01 3 14.60 0.00 1.11 0.08 1.39 82.82 Average: all 24.05 0.00 1.81 3.11 3.24 67.78 Average: 0 22.09 0.00 1.32 1.54 2.51 72.53 Average: 1 18.97 0.00 2.09 5.17 2.79 70.99 Average: 2 27.49 0.00 1.91 4.23 4.19 62.18 Average: 3 27.61 0.00 1.92 1.50 3.47 65.50