---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1432 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / 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 467 5322 0 2185 7227 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:9a:1d:0f brd ff:ff:ff:ff:ff:ff inet 10.32.6.17/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86116sec preferred_lft 86116sec inet6 fe80::f816:3eff:fe9a:1d0f/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-1432) 05/21/26 _x86_64_ (4 CPU) 14:54:57 LINUX RESTART (4 CPU) 14:55:02 tps rtps wtps bread/s bwrtn/s 14:56:01 159.14 74.67 84.48 4477.34 40902.78 14:57:01 83.60 30.06 53.54 1701.72 8775.60 14:58:01 73.71 8.86 64.85 511.03 8355.88 14:59:01 28.57 3.47 25.10 132.00 5032.40 Average: 85.95 29.07 56.88 1693.94 15661.65 14:55:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 6017844 7416228 2149576 26.32 36388 1539884 905940 9.83 579744 1404516 72908 14:57:01 5594248 7299576 2573172 31.51 57192 1812028 846840 9.19 719360 1656792 128712 14:58:01 5504664 7438824 2662756 32.60 65076 2026172 655916 7.12 696788 1755516 114396 14:59:01 5501416 7450428 2666004 32.64 67424 2037968 626788 6.80 694276 1759616 8840 Average: 5654543 7401264 2512877 30.77 56520 1854013 758871 8.23 672542 1644110 81214 14:55:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 lo 1.63 1.63 0.15 0.15 0.00 0.00 0.00 0.00 14:56:01 ens3 425.52 221.49 1324.35 66.33 0.00 0.00 0.00 0.00 14:57:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 14:57:01 ens3 75.57 62.87 713.49 16.29 0.00 0.00 0.00 0.00 14:58:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 14:58:01 ens3 321.36 364.70 1579.27 68.40 0.00 0.00 0.00 0.00 14:59:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 14:59:01 ens3 53.77 63.98 28.72 608.99 0.00 0.00 0.00 0.00 Average: lo 1.23 1.23 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 218.20 178.09 909.79 190.50 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1432) 05/21/26 _x86_64_ (4 CPU) 14:54:57 LINUX RESTART (4 CPU) 14:55:02 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 19.83 0.00 2.63 6.27 3.47 67.80 14:56:01 0 18.20 0.00 2.36 9.99 3.17 66.28 14:56:01 1 14.65 0.00 1.44 5.14 2.93 75.85 14:56:01 2 16.87 0.00 1.87 7.78 3.56 69.92 14:56:01 3 29.60 0.00 4.86 2.19 4.21 59.14 14:57:01 all 22.43 0.00 1.47 2.69 2.47 70.94 14:57:01 0 27.29 0.00 1.44 1.32 2.60 67.36 14:57:01 1 16.46 0.00 0.77 0.08 2.38 80.30 14:57:01 2 7.99 0.00 1.21 7.92 1.87 81.01 14:57:01 3 38.04 0.00 2.46 1.44 3.04 55.01 14:58:01 all 40.49 0.00 2.41 0.90 6.36 49.83 14:58:01 0 38.62 0.00 2.94 0.18 6.61 51.65 14:58:01 1 37.93 0.00 2.05 0.69 5.94 53.39 14:58:01 2 41.75 0.00 2.36 2.04 6.22 47.63 14:58:01 3 43.67 0.00 2.30 0.70 6.65 46.68 14:59:01 all 20.19 0.00 0.90 1.19 1.49 76.23 14:59:01 0 27.84 0.00 1.08 0.48 1.79 68.81 14:59:01 1 26.01 0.00 0.90 1.38 1.15 70.57 14:59:01 2 25.63 0.00 1.10 0.88 1.40 71.00 14:59:01 3 1.45 0.00 0.51 2.01 1.63 94.40 Average: all 25.80 0.00 1.85 2.75 3.46 66.15 Average: 0 28.05 0.00 1.96 2.96 3.55 63.48 Average: 1 23.81 0.00 1.29 1.81 3.11 69.98 Average: 2 23.10 0.00 1.64 4.65 3.27 67.34 Average: 3 28.21 0.00 2.52 1.58 3.89 63.79