---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2060 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 476 5401 0 2097 7221 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:51:ed:6a brd ff:ff:ff:ff:ff:ff inet 10.32.6.110/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86133sec preferred_lft 86133sec inet6 fe80::f816:3eff:fe51:ed6a/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-2060) 12/30/25 _x86_64_ (4 CPU) 19:12:52 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 139.13 54.79 84.34 3613.13 40967.19 19:15:01 73.65 12.73 60.92 294.48 9703.98 19:16:01 60.62 6.72 53.91 417.13 9869.29 19:17:01 22.11 0.37 21.74 33.86 1458.18 Average: 73.88 18.65 55.23 1089.61 15499.08 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5924416 7372736 2242996 27.46 38844 1588228 736404 7.99 633160 1441692 101812 19:15:01 5531960 7204856 2635452 32.27 59436 1776368 915428 9.93 820884 1616020 107344 19:16:01 5530828 7388076 2636584 32.28 63760 1952688 698728 7.58 716408 1714572 26852 19:17:01 5521272 7382240 2646140 32.40 65812 1953996 685672 7.44 725440 1713408 10740 Average: 5627119 7336977 2540293 31.10 56963 1817820 759058 8.24 723973 1621423 61687 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 489.12 299.38 1477.96 71.55 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 136.46 117.23 496.48 26.58 0.00 0.00 0.00 0.00 19:15:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 19:16:01 ens3 219.76 233.31 1185.49 547.77 0.00 0.00 0.00 0.00 19:16:01 lo 1.50 1.50 0.14 0.14 0.00 0.00 0.00 0.00 19:17:01 ens3 13.75 15.09 10.18 15.56 0.00 0.00 0.00 0.00 19:17:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 214.76 166.25 792.49 165.36 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-2060) 12/30/25 _x86_64_ (4 CPU) 19:12:52 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 22.79 0.00 1.91 4.52 1.06 69.73 19:14:01 0 10.73 0.00 1.35 2.03 0.78 85.10 19:14:01 1 17.64 0.00 1.67 4.47 0.85 75.38 19:14:01 2 34.84 0.00 1.99 6.18 1.44 55.57 19:14:01 3 28.00 0.00 2.59 5.38 1.19 62.85 19:15:01 all 27.53 0.00 1.51 1.46 1.32 68.17 19:15:01 0 14.92 0.00 0.40 0.03 0.83 83.82 19:15:01 1 18.42 0.00 1.40 5.45 1.32 73.41 19:15:01 2 49.78 0.00 2.45 0.20 1.72 45.85 19:15:01 3 27.00 0.00 1.83 0.15 1.43 69.59 19:16:01 all 34.10 0.00 1.65 0.94 1.88 61.43 19:16:01 0 52.28 0.00 1.45 0.28 2.26 43.73 19:16:01 1 24.52 0.00 1.60 2.45 1.62 69.81 19:16:01 2 29.57 0.00 1.10 0.50 1.70 67.13 19:16:01 3 30.03 0.00 2.44 0.55 1.91 65.07 19:17:01 all 21.31 0.00 0.87 0.66 0.76 76.40 19:17:01 0 10.06 0.00 0.85 0.02 0.33 88.74 19:17:01 1 8.91 0.00 0.73 2.38 0.63 87.35 19:17:01 2 44.17 0.00 1.15 0.22 1.17 53.30 19:17:01 3 22.10 0.00 0.77 0.05 0.91 76.17 Average: all 26.43 0.00 1.48 1.89 1.26 68.93 Average: 0 22.01 0.00 1.01 0.59 1.05 75.33 Average: 1 17.37 0.00 1.35 3.69 1.10 76.49 Average: 2 39.59 0.00 1.67 1.77 1.51 55.46 Average: 3 26.78 0.00 1.91 1.53 1.36 68.42