---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9896 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 7.7G 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 472 5284 0 2219 7220 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:16:3f:8f brd ff:ff:ff:ff:ff:ff inet 10.32.6.220/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86110sec preferred_lft 86110sec inet6 fe80::f816:3eff:fe16:3f8f/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-9896) 11/22/25 _x86_64_ (4 CPU) 07:39:00 LINUX RESTART (4 CPU) 07:39:02 tps rtps wtps bread/s bwrtn/s 07:40:01 190.34 111.95 78.40 5521.52 40610.39 07:41:01 57.33 0.22 57.11 26.66 9560.28 07:42:01 87.97 17.38 70.59 602.33 11600.93 07:43:01 31.96 1.68 30.27 119.69 4270.44 Average: 91.49 32.47 59.01 1551.01 16409.71 07:39:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:01 6091840 7467608 2075572 25.41 35056 1521588 640936 6.95 531156 1382988 63228 07:41:01 5778420 7424232 2388992 29.25 55316 1755716 677956 7.36 588680 1607152 126576 07:42:01 4868876 6737932 3298536 40.39 63864 1961872 1293528 14.04 1309968 1775276 5088 07:43:01 5378084 7358208 2789328 34.15 67904 2066852 721276 7.83 732920 1841648 26772 Average: 5529305 7246995 2638107 32.30 55535 1826507 833424 9.04 790681 1651766 55416 07:39:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:01 ens3 439.29 230.40 1121.84 65.57 0.00 0.00 0.00 0.00 07:40:01 lo 2.17 2.17 0.20 0.20 0.00 0.00 0.00 0.00 07:41:01 ens3 48.88 40.25 651.24 5.04 0.00 0.00 0.00 0.00 07:41:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 07:42:01 ens3 406.20 421.91 3125.96 69.99 0.00 0.00 0.00 0.00 07:42:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 07:43:01 ens3 161.23 156.18 655.15 34.30 0.00 0.00 0.00 0.00 07:43:01 lo 1.32 1.32 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 263.17 212.11 1389.66 43.63 0.00 0.00 0.00 0.00 Average: lo 1.30 1.30 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9896) 11/22/25 _x86_64_ (4 CPU) 07:39:00 LINUX RESTART (4 CPU) 07:39:02 CPU %user %nice %system %iowait %steal %idle 07:40:01 all 21.23 0.00 2.93 6.30 1.59 67.95 07:40:01 0 7.51 0.00 1.97 7.95 1.00 81.58 07:40:01 1 45.27 0.00 5.85 4.48 2.16 42.24 07:40:01 2 20.05 0.00 1.97 3.95 1.51 72.51 07:40:01 3 12.12 0.00 1.94 8.81 1.69 75.44 07:41:01 all 20.57 0.00 1.20 1.59 1.32 75.32 07:41:01 0 42.95 0.00 2.75 5.58 1.47 47.25 07:41:01 1 10.89 0.00 0.51 0.58 1.88 86.15 07:41:01 2 11.49 0.00 0.80 0.02 0.73 86.97 07:41:01 3 17.08 0.00 0.76 0.20 1.20 80.76 07:42:01 all 45.12 0.00 2.48 1.03 3.21 48.16 07:42:01 0 42.03 0.00 1.86 0.90 3.17 52.04 07:42:01 1 46.14 0.00 3.38 2.32 3.29 44.87 07:42:01 2 45.61 0.00 2.65 0.20 3.38 48.16 07:42:01 3 46.68 0.00 2.01 0.71 3.00 47.60 07:43:01 all 29.59 0.00 1.47 0.44 1.79 66.71 07:43:01 0 19.79 0.00 1.33 0.28 1.48 77.12 07:43:01 1 19.28 0.00 1.03 0.08 2.00 77.61 07:43:01 2 62.99 0.00 2.56 0.13 2.53 31.79 07:43:01 3 16.39 0.00 0.98 1.26 1.13 80.23 Average: all 29.17 0.00 2.02 2.32 1.98 64.51 Average: 0 28.18 0.00 1.98 3.65 1.78 64.41 Average: 1 30.28 0.00 2.67 1.85 2.33 62.87 Average: 2 35.12 0.00 2.00 1.06 2.04 59.78 Average: 3 23.12 0.00 1.42 2.72 1.76 70.98