---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7416 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 470 5133 0 2372 7222 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:dd:97:1d brd ff:ff:ff:ff:ff:ff inet 10.32.6.134/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86005sec preferred_lft 86005sec inet6 fe80::f816:3eff:fedd:971d/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-7416) 10/25/25 _x86_64_ (4 CPU) 22:38:02 LINUX RESTART (4 CPU) 22:39:02 tps rtps wtps bread/s bwrtn/s 22:40:01 59.73 0.22 59.51 27.10 9449.03 22:41:01 65.46 29.76 35.70 1637.99 7490.44 22:42:01 8.56 0.00 8.56 0.00 328.69 22:43:01 44.62 1.97 42.65 104.50 8652.05 22:44:01 26.11 0.85 25.26 88.25 4862.92 Average: 40.84 6.58 34.26 372.72 6145.77 22:39:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:40:01 5754160 7391300 2413260 29.55 54852 1747732 702784 7.63 621300 1599052 130952 22:41:01 5536180 7299172 2631240 32.22 58492 1866676 781640 8.48 718528 1712240 1268 22:42:01 5513232 7283528 2654188 32.50 60396 1871208 789620 8.57 737108 1715812 1908 22:43:01 4971084 7096844 3196336 39.14 64760 2214148 922124 10.01 933608 2043492 100536 22:44:01 5262464 7398164 2904956 35.57 67472 2221588 685152 7.43 663216 2024256 9684 Average: 5407424 7293802 2759996 33.79 61194 1984270 776264 8.42 734752 1818970 48870 22:39:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:40:01 ens3 47.48 36.69 670.00 5.07 0.00 0.00 0.00 0.00 22:40:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:41:01 ens3 115.08 100.73 1149.14 21.32 0.00 0.00 0.00 0.00 22:41:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 22:42:01 ens3 57.48 81.12 64.38 13.08 0.00 0.00 0.00 0.00 22:42:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:43:01 ens3 654.07 549.30 4100.69 74.35 0.00 0.00 0.00 0.00 22:43:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 22:44:01 ens3 15.55 14.83 12.59 7.59 0.00 0.00 0.00 0.00 22:44:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 178.37 156.94 1201.15 24.34 0.00 0.00 0.00 0.00 Average: lo 0.59 0.59 0.05 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7416) 10/25/25 _x86_64_ (4 CPU) 22:38:02 LINUX RESTART (4 CPU) 22:39:02 CPU %user %nice %system %iowait %steal %idle 22:40:01 all 19.23 0.00 1.13 2.77 1.62 75.25 22:40:01 0 43.79 0.00 1.81 8.83 2.47 43.11 22:40:01 1 10.61 0.00 0.84 0.12 1.08 87.35 22:40:01 2 21.50 0.00 1.50 0.24 1.72 75.05 22:40:01 3 1.16 0.00 0.40 1.90 1.19 95.35 22:41:01 all 14.28 0.00 0.88 1.74 3.07 80.03 22:41:01 0 13.47 0.00 1.35 1.25 3.38 80.55 22:41:01 1 18.00 0.00 0.65 0.38 2.53 78.44 22:41:01 2 16.29 0.00 0.63 2.81 3.14 77.15 22:41:01 3 9.36 0.00 0.86 2.52 3.23 84.03 22:42:01 all 4.89 0.00 0.36 0.04 1.44 93.27 22:42:01 0 2.85 0.00 0.18 0.00 0.93 96.04 22:42:01 1 5.80 0.00 0.68 0.02 1.72 91.77 22:42:01 2 6.93 0.00 0.17 0.03 1.19 91.67 22:42:01 3 4.00 0.00 0.43 0.12 1.88 93.57 22:43:01 all 15.60 0.00 1.40 0.56 3.04 79.40 22:43:01 0 14.23 0.00 0.70 0.07 2.11 82.90 22:43:01 1 13.54 0.00 1.40 0.95 2.51 81.60 22:43:01 2 15.22 0.00 1.92 0.73 3.54 78.60 22:43:01 3 19.41 0.00 1.55 0.46 4.04 74.53 22:44:01 all 19.78 0.00 0.92 1.22 1.47 76.62 22:44:01 0 13.44 0.00 1.10 0.05 1.11 84.30 22:44:01 1 15.30 0.00 0.71 3.62 1.13 79.24 22:44:01 2 44.70 0.00 1.26 1.18 2.67 50.19 22:44:01 3 5.69 0.00 0.60 0.02 0.96 92.73 Average: all 14.74 0.00 0.94 1.26 2.13 80.93 Average: 0 17.46 0.00 1.02 2.01 2.00 77.51 Average: 1 12.66 0.00 0.86 1.02 1.80 83.66 Average: 2 20.91 0.00 1.09 1.00 2.46 74.54 Average: 3 7.95 0.00 0.77 1.00 2.27 88.01