---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8890 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 7.8G 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 464 5164 0 2347 7226 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:44:c5:51 brd ff:ff:ff:ff:ff:ff inet 10.32.6.27/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:fe44:c551/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8890) 08/22/26 _x86_64_ (4 CPU) 07:38:49 LINUX RESTART (4 CPU) 07:39:01 tps rtps wtps bread/s bwrtn/s 07:40:01 121.37 53.88 67.48 3546.93 6072.55 07:41:01 60.98 12.03 48.95 254.72 9724.63 07:42:01 89.40 6.33 83.07 402.13 14423.33 07:43:01 30.88 0.75 30.13 77.19 4467.52 Average: 75.66 18.25 57.41 1070.08 8672.40 07:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:01 5930652 7405012 2236768 27.39 39872 1612008 713880 7.75 609112 1460432 123536 07:41:01 5588892 7374508 2578528 31.57 57976 1888172 828188 8.99 641896 1734980 212456 07:42:01 4929532 6972232 3237888 39.64 66028 2128756 1029232 11.17 1098596 1918272 35944 07:43:01 5306584 7416908 2860836 35.03 69300 2192344 667332 7.24 682760 1957208 10368 Average: 5438915 7292165 2728505 33.41 58294 1955320 809658 8.79 758091 1767723 95576 07:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:40:01 ens3 443.85 238.53 1463.36 65.15 0.00 0.00 0.00 0.00 07:41:01 lo 1.53 1.53 0.15 0.15 0.00 0.00 0.00 0.00 07:41:01 ens3 88.19 72.96 896.21 15.80 0.00 0.00 0.00 0.00 07:42:01 lo 1.38 1.38 0.17 0.17 0.00 0.00 0.00 0.00 07:42:01 ens3 403.22 408.46 3159.78 78.84 0.00 0.00 0.00 0.00 07:43:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 07:43:01 ens3 86.55 82.84 389.70 26.66 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 255.44 200.70 1477.31 46.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8890) 08/22/26 _x86_64_ (4 CPU) 07:38:49 LINUX RESTART (4 CPU) 07:39:01 CPU %user %nice %system %iowait %steal %idle 07:40:01 all 23.07 0.00 1.76 3.58 1.31 70.28 07:40:01 0 14.80 0.00 1.25 1.54 1.05 81.37 07:40:01 1 7.33 0.00 1.35 5.05 0.96 85.31 07:40:01 2 35.43 0.00 2.20 5.82 1.76 54.78 07:40:01 3 34.80 0.00 2.27 1.88 1.47 59.58 07:41:01 all 22.63 0.00 1.56 1.44 1.28 73.10 07:41:01 0 15.99 0.00 1.26 1.75 0.80 80.20 07:41:01 1 9.49 0.00 1.21 3.74 0.96 84.59 07:41:01 2 49.70 0.00 2.81 0.18 1.75 45.56 07:41:01 3 15.45 0.00 0.93 0.08 1.59 81.95 07:42:01 all 44.83 0.00 2.16 1.58 3.04 48.39 07:42:01 0 42.25 0.00 1.68 2.69 2.69 50.70 07:42:01 1 45.68 0.00 2.41 1.40 2.99 47.51 07:42:01 2 47.23 0.00 2.12 1.46 3.10 46.09 07:42:01 3 44.15 0.00 2.42 0.78 3.37 49.29 07:43:01 all 22.67 0.00 1.04 0.69 1.09 74.52 07:43:01 0 8.69 0.00 0.65 0.74 0.89 89.03 07:43:01 1 31.25 0.00 1.48 1.85 1.13 64.29 07:43:01 2 11.83 0.00 0.48 0.03 0.98 86.68 07:43:01 3 39.02 0.00 1.58 0.12 1.36 57.92 Average: all 28.31 0.00 1.63 1.82 1.68 66.56 Average: 0 20.43 0.00 1.21 1.68 1.36 75.32 Average: 1 23.46 0.00 1.61 3.01 1.51 70.40 Average: 2 36.04 0.00 1.90 1.87 1.90 58.29 Average: 3 33.34 0.00 1.80 0.71 1.95 62.20