---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9984 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 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 456 5170 0 2349 7236 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:b0:a1:9b brd ff:ff:ff:ff:ff:ff inet 10.32.6.215/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86044sec preferred_lft 86044sec inet6 fe80::f816:3eff:feb0:a19b/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-9984) 11/22/25 _x86_64_ (4 CPU) 23:18:02 LINUX RESTART (4 CPU) 23:19:02 tps rtps wtps bread/s bwrtn/s 23:20:01 54.51 0.22 54.29 27.11 9019.59 23:21:01 70.57 30.13 40.44 1645.59 8900.92 23:22:01 19.07 10.21 8.86 773.35 3596.07 23:23:01 27.01 1.52 25.50 102.38 7276.52 Average: 42.74 10.56 32.18 639.65 7190.43 23:19:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:20:01 5823164 7412464 2344248 28.70 52588 1706512 707844 7.68 595844 1565240 91784 23:21:01 5466840 7282096 2700572 33.07 60952 1915064 828580 8.99 737744 1758976 36412 23:22:01 4409748 6317588 3757664 46.01 63184 2001748 1580952 17.15 1757704 1784328 1212 23:23:01 5281324 7392436 2886088 35.34 68376 2195400 700376 7.60 750104 1917404 23540 Average: 5245269 7101146 2922143 35.78 61275 1954681 954438 10.36 960349 1756487 38237 23:19:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:20:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 23:20:01 ens3 58.25 47.58 705.63 5.83 0.00 0.00 0.00 0.00 23:21:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 23:21:01 ens3 173.44 139.81 1839.52 24.51 0.00 0.00 0.00 0.00 23:22:01 lo 86.77 86.77 32.15 32.15 0.00 0.00 0.00 0.00 23:22:01 ens3 84.54 79.68 987.13 10.01 0.00 0.00 0.00 0.00 23:23:01 lo 35.84 35.84 4.40 4.40 0.00 0.00 0.00 0.00 23:23:01 ens3 120.96 106.62 1253.79 19.25 0.00 0.00 0.00 0.00 Average: lo 31.19 31.19 9.22 9.22 0.00 0.00 0.00 0.00 Average: ens3 109.51 93.61 1198.53 14.94 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9984) 11/22/25 _x86_64_ (4 CPU) 23:18:02 LINUX RESTART (4 CPU) 23:19:02 CPU %user %nice %system %iowait %steal %idle 23:20:01 all 20.52 0.00 1.29 1.64 1.01 75.53 23:20:01 0 24.22 0.00 0.98 0.19 0.81 73.80 23:20:01 1 15.94 0.00 1.16 0.69 1.03 81.18 23:20:01 2 11.82 0.00 1.05 5.52 0.61 81.00 23:20:01 3 30.09 0.00 1.96 0.19 1.62 66.14 23:21:01 all 19.90 0.00 1.31 1.53 1.21 76.04 23:21:01 0 14.31 0.00 0.93 0.17 0.95 83.63 23:21:01 1 23.15 0.00 1.17 1.24 1.14 73.30 23:21:01 2 16.05 0.00 0.73 1.28 1.28 80.65 23:21:01 3 26.09 0.00 2.42 3.41 1.49 66.60 23:22:01 all 54.43 0.00 1.62 0.69 3.66 39.60 23:22:01 0 56.52 0.00 1.45 0.43 3.30 38.30 23:22:01 1 57.75 0.00 1.48 1.00 3.68 36.09 23:22:01 2 49.57 0.00 1.64 0.48 3.82 44.49 23:22:01 3 53.85 0.00 1.93 0.88 3.87 39.47 23:23:01 all 26.91 0.00 1.58 0.76 1.61 69.15 23:23:01 0 31.51 0.00 0.88 0.15 1.38 66.09 23:23:01 1 37.74 0.00 2.48 0.42 1.78 57.59 23:23:01 2 25.62 0.00 1.50 1.26 1.53 70.09 23:23:01 3 12.82 0.00 1.47 1.19 1.72 82.79 Average: all 30.50 0.00 1.45 1.15 1.88 65.02 Average: 0 31.68 0.00 1.06 0.23 1.61 65.41 Average: 1 33.74 0.00 1.57 0.83 1.91 61.94 Average: 2 25.86 0.00 1.23 2.12 1.82 68.97 Average: 3 30.70 0.00 1.94 1.42 2.18 63.75