---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1118 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 448 5304 0 2223 7246 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:4e:be:bc brd ff:ff:ff:ff:ff:ff inet 10.32.6.129/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86122sec preferred_lft 86122sec inet6 fe80::f816:3eff:fe4e:bebc/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-1118) 08/16/25 _x86_64_ (4 CPU) 08:12:51 LINUX RESTART (4 CPU) 08:13:01 tps rtps wtps bread/s bwrtn/s 08:14:01 126.80 54.31 72.49 3565.67 30420.95 08:15:01 84.57 29.72 54.85 1653.47 9324.67 08:16:01 81.29 10.00 71.29 667.49 10233.76 08:17:01 23.23 0.67 22.56 77.59 3577.80 Average: 78.97 23.67 55.30 1491.05 13389.46 08:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:01 5968640 7403388 2198780 26.92 38216 1575884 715924 7.77 600856 1432992 95780 08:15:01 5599412 7298540 2568008 31.44 57812 1805200 846624 9.19 721592 1651180 99604 08:16:01 5491136 7467316 2676284 32.77 65660 2065568 623952 6.77 643284 1820396 64256 08:17:01 5497656 7484384 2669764 32.69 68500 2073144 618376 6.71 632520 1823020 12348 Average: 5639211 7413407 2528209 30.95 57547 1879949 701219 7.61 649563 1681897 67997 08:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 08:14:01 ens3 254.59 191.95 1397.79 61.96 0.00 0.00 0.00 0.00 08:15:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 08:15:01 ens3 62.87 53.10 443.63 16.13 0.00 0.00 0.00 0.00 08:16:01 lo 1.20 1.20 0.17 0.17 0.00 0.00 0.00 0.00 08:16:01 ens3 428.25 494.40 2923.53 85.87 0.00 0.00 0.00 0.00 08:17:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 08:17:01 ens3 10.55 11.50 8.86 5.63 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 189.07 187.74 1193.48 42.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1118) 08/16/25 _x86_64_ (4 CPU) 08:12:51 LINUX RESTART (4 CPU) 08:13:01 CPU %user %nice %system %iowait %steal %idle 08:14:01 all 21.87 0.00 1.77 3.62 1.28 71.46 08:14:01 0 28.95 0.00 1.71 6.35 1.71 61.28 08:14:01 1 18.78 0.00 1.68 3.02 0.97 75.56 08:14:01 2 14.33 0.00 1.32 1.67 1.12 81.57 08:14:01 3 25.39 0.00 2.36 3.46 1.32 67.47 08:15:01 all 24.66 0.00 1.48 1.96 1.38 70.52 08:15:01 0 11.63 0.00 0.89 4.26 1.14 82.07 08:15:01 1 15.59 0.00 1.26 1.56 0.97 80.61 08:15:01 2 51.60 0.00 2.72 1.15 2.36 42.17 08:15:01 3 19.81 0.00 1.07 0.83 1.07 77.22 08:16:01 all 44.79 0.00 1.98 1.00 3.42 48.82 08:16:01 0 43.20 0.00 2.81 1.28 3.42 49.29 08:16:01 1 43.74 0.00 1.43 1.28 2.87 50.68 08:16:01 2 47.46 0.00 1.30 0.73 3.42 47.09 08:16:01 3 44.75 0.00 2.39 0.71 3.95 48.20 08:17:01 all 20.49 0.00 0.91 1.15 1.29 76.15 08:17:01 0 1.79 0.00 0.38 1.48 1.74 94.62 08:17:01 1 23.41 0.00 0.96 1.83 1.06 72.73 08:17:01 2 15.73 0.00 0.88 1.06 0.86 81.46 08:17:01 3 41.29 0.00 1.43 0.25 1.51 55.52 Average: all 27.95 0.00 1.53 1.93 1.84 66.74 Average: 0 21.32 0.00 1.44 3.34 2.00 71.90 Average: 1 25.39 0.00 1.33 1.92 1.47 69.89 Average: 2 32.30 0.00 1.55 1.15 1.94 63.05 Average: 3 32.83 0.00 1.81 1.31 1.96 62.08