---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8945 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 7.9G 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 465 4999 0 2511 7223 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:15:1f:3b brd ff:ff:ff:ff:ff:ff inet 10.32.6.13/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86041sec preferred_lft 86041sec inet6 fe80::f816:3eff:fe15:1f3b/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-8945) 08/22/26 _x86_64_ (4 CPU) 16:36:58 LINUX RESTART (4 CPU) 16:37:01 tps rtps wtps bread/s bwrtn/s 16:38:01 181.64 98.77 82.87 5202.53 41012.88 16:39:01 54.86 0.15 54.71 20.66 9070.09 16:40:01 75.00 30.54 44.46 1674.12 12464.86 16:41:01 19.88 10.01 9.87 771.20 3530.34 16:42:01 25.91 1.43 24.48 92.37 7189.87 Average: 71.46 28.18 43.28 1552.25 14654.24 16:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:38:01 6005820 7430048 2161600 26.47 36576 1567892 693928 7.53 567984 1430312 82712 16:39:01 5688624 7396184 2478796 30.35 55444 1816116 709072 7.69 615896 1666004 172276 16:40:01 5240752 7269564 2926668 35.83 62928 2120824 828524 8.99 770100 1940240 84952 16:41:01 4193572 6261216 3973848 48.65 64416 2156088 1743172 18.91 1812448 1935400 808 16:42:01 5117220 7392348 3050200 37.35 69404 2354236 694012 7.53 749176 2072432 26304 Average: 5249198 7149872 2918222 35.73 57754 2003031 933742 10.13 903121 1808878 73410 16:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:38:01 lo 2.07 2.07 0.19 0.19 0.00 0.00 0.00 0.00 16:38:01 ens3 451.05 220.01 1519.80 65.17 0.00 0.00 0.00 0.00 16:39:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 16:39:01 ens3 21.43 19.83 392.67 3.21 0.00 0.00 0.00 0.00 16:40:01 lo 1.53 1.53 0.15 0.15 0.00 0.00 0.00 0.00 16:40:01 ens3 212.18 206.03 3497.67 31.78 0.00 0.00 0.00 0.00 16:41:01 lo 86.99 86.99 32.04 32.04 0.00 0.00 0.00 0.00 16:41:01 ens3 17.05 17.28 158.65 3.74 0.00 0.00 0.00 0.00 16:42:01 lo 34.82 34.82 4.34 4.34 0.00 0.00 0.00 0.00 16:42:01 ens3 93.82 87.84 1246.47 18.37 0.00 0.00 0.00 0.00 Average: lo 25.13 25.13 7.35 7.35 0.00 0.00 0.00 0.00 Average: ens3 159.11 110.20 1363.05 24.45 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8945) 08/22/26 _x86_64_ (4 CPU) 16:36:58 LINUX RESTART (4 CPU) 16:37:01 CPU %user %nice %system %iowait %steal %idle 16:38:01 all 22.76 0.00 2.78 5.68 1.08 67.70 16:38:01 0 16.58 0.00 1.75 2.09 0.77 78.81 16:38:01 1 10.39 0.00 4.34 8.84 0.92 75.51 16:38:01 2 22.63 0.00 2.52 4.81 1.25 68.78 16:38:01 3 41.41 0.00 2.50 6.99 1.37 47.73 16:39:01 all 20.79 0.00 1.25 1.44 0.82 75.69 16:39:01 0 14.52 0.00 1.03 0.63 0.67 83.15 16:39:01 1 5.91 0.00 0.62 0.35 0.30 92.83 16:39:01 2 19.64 0.00 1.10 0.07 1.08 78.12 16:39:01 3 43.11 0.00 2.27 4.77 1.27 48.59 16:40:01 all 18.21 0.00 1.46 1.70 1.17 77.46 16:40:01 0 16.36 0.00 2.18 1.31 1.23 78.93 16:40:01 1 16.50 0.00 1.12 4.33 1.02 77.04 16:40:01 2 25.51 0.00 1.71 0.75 1.50 70.53 16:40:01 3 14.51 0.00 0.83 0.38 0.90 83.38 16:41:01 all 52.85 0.00 1.53 0.54 3.65 41.43 16:41:01 0 46.81 0.00 1.56 0.15 3.64 47.84 16:41:01 1 52.57 0.00 1.79 1.17 3.84 40.63 16:41:01 2 54.64 0.00 1.43 0.25 3.47 40.22 16:41:01 3 57.38 0.00 1.38 0.58 3.64 37.01 16:42:01 all 26.03 0.00 1.42 0.67 1.46 70.42 16:42:01 0 20.19 0.00 0.95 0.08 1.31 77.47 16:42:01 1 38.46 0.00 1.46 1.17 1.45 57.47 16:42:01 2 22.26 0.00 1.76 0.17 1.71 74.10 16:42:01 3 23.22 0.00 1.50 1.27 1.37 72.65 Average: all 28.15 0.00 1.69 2.00 1.64 66.53 Average: 0 22.92 0.00 1.49 0.85 1.52 73.21 Average: 1 24.76 0.00 1.86 3.17 1.50 68.70 Average: 2 28.95 0.00 1.70 1.21 1.81 66.33 Average: 3 35.94 0.00 1.70 2.80 1.71 57.86