---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9034 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 7.7G 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 468 5281 0 2226 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:c9:1c:94 brd ff:ff:ff:ff:ff:ff inet 10.32.7.211/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:fec9:1c94/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9034) 08/23/26 _x86_64_ (4 CPU) 19:12:50 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 114.63 54.22 60.41 3561.27 5406.98 19:15:01 64.71 11.88 52.82 269.02 10055.12 19:16:01 70.50 6.83 63.67 438.05 10551.26 19:17:01 22.99 1.53 21.46 101.57 4389.20 Average: 68.21 18.62 49.59 1092.38 7600.75 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5968428 7407140 2198984 26.92 38160 1580092 712740 7.73 597260 1438840 97488 19:15:01 5672172 7461020 2495240 30.55 58240 1891456 819028 8.89 549616 1745308 212880 19:16:01 5379076 7363480 2788336 34.14 64276 2076012 730460 7.93 735228 1843208 114880 19:17:01 5433940 7425988 2733472 33.47 66024 2081856 654132 7.10 687608 1835068 9256 Average: 5613404 7414407 2554008 31.27 56675 1907354 729090 7.91 642428 1715606 108626 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 429.83 227.28 1499.45 65.67 0.00 0.00 0.00 0.00 19:14:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:15:01 ens3 80.15 68.32 894.67 14.45 0.00 0.00 0.00 0.00 19:15:01 lo 1.53 1.53 0.15 0.15 0.00 0.00 0.00 0.00 19:16:01 ens3 214.89 225.57 1217.60 50.09 0.00 0.00 0.00 0.00 19:16:01 lo 0.70 0.70 0.07 0.07 0.00 0.00 0.00 0.00 19:17:01 ens3 53.50 55.65 29.98 530.64 0.00 0.00 0.00 0.00 19:17:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 194.59 144.21 910.42 165.22 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9034) 08/23/26 _x86_64_ (4 CPU) 19:12:50 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 23.67 0.00 1.86 3.50 1.31 69.66 19:14:01 0 36.05 0.00 1.77 1.07 1.38 59.73 19:14:01 1 25.46 0.00 1.96 2.00 1.38 69.20 19:14:01 2 18.00 0.00 2.04 8.20 1.46 70.29 19:14:01 3 15.18 0.00 1.68 2.73 1.00 79.40 19:15:01 all 21.12 0.00 1.37 1.73 1.17 74.61 19:15:01 0 13.59 0.00 0.82 0.08 0.63 84.88 19:15:01 1 28.79 0.00 1.62 0.17 1.74 67.69 19:15:01 2 13.78 0.00 1.51 4.84 1.13 78.74 19:15:01 3 28.26 0.00 1.51 1.85 1.20 67.18 19:16:01 all 38.95 0.00 2.11 1.59 3.18 54.17 19:16:01 0 32.85 0.00 2.17 1.33 3.12 60.54 19:16:01 1 45.23 0.00 1.70 0.26 3.13 49.68 19:16:01 2 46.19 0.00 2.07 2.07 3.26 46.41 19:16:01 3 31.55 0.00 2.51 2.69 3.20 60.05 19:17:01 all 20.19 0.00 1.04 0.72 1.06 76.99 19:17:01 0 19.03 0.00 0.88 0.43 1.42 78.24 19:17:01 1 13.32 0.00 1.05 0.02 0.85 84.77 19:17:01 2 19.64 0.00 1.21 2.35 0.88 75.91 19:17:01 3 28.78 0.00 1.05 0.08 1.07 69.01 Average: all 25.99 0.00 1.60 1.88 1.68 68.84 Average: 0 25.38 0.00 1.41 0.73 1.64 70.85 Average: 1 28.22 0.00 1.58 0.61 1.77 67.82 Average: 2 24.42 0.00 1.71 4.36 1.68 67.82 Average: 3 25.96 0.00 1.69 1.84 1.62 68.89