---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1708 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 468 5353 0 2154 7229 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:73:29:2d brd ff:ff:ff:ff:ff:ff inet 10.32.7.180/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86121sec preferred_lft 86121sec inet6 fe80::f816:3eff:fe73:292d/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-1708) 12/26/25 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 160.48 75.39 85.09 4578.34 40782.56 12:49:01 89.29 30.06 59.22 1701.32 10048.73 12:50:01 64.02 8.78 55.24 503.65 6923.51 12:51:01 22.55 0.83 21.71 47.19 4770.67 Average: 84.09 28.77 55.32 1707.74 15632.41 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 5942128 7372344 2225292 27.25 37284 1572916 739884 8.03 630496 1432136 87872 12:49:01 5583020 7292304 2584400 31.64 57960 1814772 839868 9.11 728708 1659096 104812 12:50:01 5489776 7405868 2677644 32.78 63216 2011340 702692 7.62 727696 1745248 126480 12:51:01 5487328 7406084 2680092 32.81 65088 2012476 672096 7.29 734944 1740844 8516 Average: 5625563 7369150 2541857 31.12 55887 1852876 738635 8.01 705461 1644331 81920 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 454.50 270.48 1533.78 68.33 0.00 0.00 0.00 0.00 12:48:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 12:49:01 ens3 97.75 68.09 448.46 19.23 0.00 0.00 0.00 0.00 12:49:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 12:50:01 ens3 285.57 298.63 1238.85 636.76 0.00 0.00 0.00 0.00 12:50:01 lo 1.43 1.43 0.13 0.13 0.00 0.00 0.00 0.00 12:51:01 ens3 27.30 24.35 26.25 16.65 0.00 0.00 0.00 0.00 12:51:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 216.29 165.39 811.86 185.24 0.00 0.00 0.00 0.00 Average: lo 1.19 1.19 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-1708) 12/26/25 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 22.01 0.00 2.60 5.10 1.13 69.16 12:48:01 0 22.39 0.00 2.12 6.12 1.13 68.24 12:48:01 1 28.90 0.00 1.72 0.87 1.22 67.30 12:48:01 2 7.85 0.00 5.04 9.29 0.89 76.93 12:48:01 3 28.89 0.00 1.52 4.10 1.25 64.24 12:49:01 all 25.37 0.00 1.46 1.97 1.10 70.09 12:49:01 0 5.00 0.00 0.42 3.90 0.48 90.21 12:49:01 1 28.95 0.00 1.53 1.99 1.31 66.22 12:49:01 2 19.68 0.00 1.43 1.58 0.93 76.37 12:49:01 3 47.89 0.00 2.45 0.43 1.70 47.52 12:50:01 all 35.47 0.00 1.82 1.23 2.06 59.42 12:50:01 0 29.66 0.00 1.38 0.43 1.80 66.73 12:50:01 1 60.49 0.00 2.17 0.77 2.55 34.03 12:50:01 2 25.29 0.00 2.33 2.30 1.98 68.10 12:50:01 3 26.49 0.00 1.40 1.41 1.91 68.78 12:51:01 all 22.14 0.00 1.03 0.53 0.77 75.52 12:51:01 0 33.24 0.00 0.92 0.07 1.12 64.66 12:51:01 1 21.52 0.00 1.05 0.00 0.70 76.73 12:51:01 2 13.17 0.00 1.09 0.02 0.46 85.26 12:51:01 3 20.69 0.00 1.08 2.03 0.83 75.37 Average: all 26.25 0.00 1.73 2.20 1.27 68.55 Average: 0 22.57 0.00 1.21 2.63 1.13 72.46 Average: 1 34.95 0.00 1.62 0.91 1.44 61.08 Average: 2 16.50 0.00 2.47 3.28 1.07 76.68 Average: 3 30.98 0.00 1.61 2.00 1.42 63.99