---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9924 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 7.6G 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 484 5341 0 2150 7213 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:47:4e:37 brd ff:ff:ff:ff:ff:ff inet 10.32.6.17/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86098sec preferred_lft 86098sec inet6 fe80::f816:3eff:fe47:4e37/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9924) 11/22/25 _x86_64_ (4 CPU) 12:46:52 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 134.17 54.80 79.37 3596.80 40308.05 12:49:01 59.93 5.69 54.24 183.53 9230.90 12:50:01 88.17 32.29 55.88 1992.14 7949.08 12:51:01 21.84 1.25 20.59 63.05 4705.90 Average: 76.10 23.58 52.51 1464.21 15574.91 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5974940 7395484 2192480 26.84 36688 1563996 705064 7.65 604780 1424444 86580 12:49:01 5807532 7470612 2359888 28.89 55976 1771780 604232 6.56 535800 1629760 132108 12:50:01 5451412 7359712 2716008 33.25 62712 2005300 712892 7.74 771216 1739504 114608 12:51:01 5407940 7328288 2759480 33.79 64684 2014456 733952 7.96 809664 1742480 14156 Average: 5660456 7388524 2506964 30.69 55015 1838883 689035 7.48 680365 1634047 86863 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 ens3 435.24 228.36 1420.79 65.20 0.00 0.00 0.00 0.00 12:48:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:49:01 ens3 60.79 34.11 462.34 5.59 0.00 0.00 0.00 0.00 12:49:01 lo 0.54 0.54 0.05 0.05 0.00 0.00 0.00 0.00 12:50:01 ens3 268.33 268.09 1263.23 54.54 0.00 0.00 0.00 0.00 12:50:01 lo 1.37 1.37 0.14 0.14 0.00 0.00 0.00 0.00 12:51:01 ens3 62.08 63.03 32.80 602.44 0.00 0.00 0.00 0.00 12:51:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 207.22 148.87 796.18 182.68 0.00 0.00 0.00 0.00 Average: lo 0.98 0.98 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9924) 11/22/25 _x86_64_ (4 CPU) 12:46:52 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 21.87 0.00 2.10 4.89 2.37 68.78 12:48:02 0 12.77 0.00 1.49 7.99 3.08 74.67 12:48:02 1 31.29 0.00 2.68 2.72 2.30 61.01 12:48:02 2 25.27 0.00 2.24 4.38 2.07 66.04 12:48:02 3 18.25 0.00 1.98 4.45 2.02 73.30 12:49:01 all 20.93 0.00 1.40 2.04 1.69 73.93 12:49:01 0 8.16 0.00 1.06 6.78 1.16 82.84 12:49:01 1 35.25 0.00 1.86 1.05 2.53 59.31 12:49:01 2 37.07 0.00 2.50 0.32 2.01 58.10 12:49:01 3 3.26 0.00 0.18 0.00 1.06 95.50 12:50:01 all 40.82 0.00 2.18 1.84 2.82 52.34 12:50:01 0 32.48 0.00 2.35 2.15 2.44 60.58 12:50:01 1 39.42 0.00 2.40 1.21 2.61 54.35 12:50:01 2 37.09 0.00 2.43 3.14 3.33 54.02 12:50:01 3 54.28 0.00 1.57 0.87 2.90 40.39 12:51:01 all 21.32 0.00 1.06 0.62 0.99 76.00 12:51:01 0 29.02 0.00 0.95 0.30 1.05 68.68 12:51:01 1 9.45 0.00 0.90 0.25 0.58 88.82 12:51:01 2 29.55 0.00 1.22 0.51 1.57 67.14 12:51:01 3 17.21 0.00 1.18 1.43 0.75 79.42 Average: all 26.24 0.00 1.69 2.35 1.97 67.75 Average: 0 20.60 0.00 1.47 4.32 1.94 71.68 Average: 1 28.85 0.00 1.96 1.31 2.01 65.88 Average: 2 32.22 0.00 2.10 2.10 2.25 61.35 Average: 3 23.28 0.00 1.23 1.70 1.68 72.11