---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4449 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 7.6G 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 471 5353 0 2151 7225 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:64:a2:b9 brd ff:ff:ff:ff:ff:ff inet 10.32.7.125/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86122sec preferred_lft 86122sec inet6 fe80::f816:3eff:fe64:a2b9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4449) 09/23/25 _x86_64_ (4 CPU) 14:54:57 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 164.60 81.11 83.49 4873.04 40095.18 14:57:01 70.42 15.31 55.12 926.24 9744.14 14:58:01 80.34 22.88 57.46 1260.72 7955.21 14:59:01 23.35 1.30 22.05 65.06 4807.47 Average: 84.74 30.21 54.53 1785.01 15676.48 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 6030544 7425340 2136876 26.16 36516 1538832 698952 7.58 577496 1398880 72152 14:57:01 5788596 7467804 2378824 29.13 57052 1786368 797164 8.65 545816 1639276 133872 14:58:01 5434168 7345908 2733252 33.47 63080 2007684 742860 8.06 787588 1740636 118188 14:59:01 5496452 7411272 2670968 32.70 65036 2008944 665100 7.22 729236 1737064 9048 Average: 5687440 7412581 2479980 30.36 55421 1835457 726019 7.88 660034 1628964 83315 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 ens3 460.51 276.59 1253.78 69.12 0.00 0.00 0.00 0.00 14:56:02 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 14:57:01 ens3 71.39 43.92 704.69 8.69 0.00 0.00 0.00 0.00 14:57:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 14:58:01 ens3 225.78 254.46 1252.49 50.98 0.00 0.00 0.00 0.00 14:58:01 lo 0.77 0.77 0.07 0.07 0.00 0.00 0.00 0.00 14:59:01 ens3 52.04 63.42 28.76 605.08 0.00 0.00 0.00 0.00 14:59:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 203.00 160.09 810.40 184.20 0.00 0.00 0.00 0.00 Average: lo 1.23 1.23 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-4449) 09/23/25 _x86_64_ (4 CPU) 14:54:57 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 20.98 0.00 2.85 5.67 2.79 67.71 14:56:02 0 15.94 0.00 1.74 4.80 1.94 75.58 14:56:02 1 44.18 0.00 3.08 6.95 3.71 42.09 14:56:02 2 13.21 0.00 2.14 6.41 2.56 75.68 14:56:02 3 10.71 0.00 4.40 4.53 2.95 77.41 14:57:01 all 21.13 0.00 1.33 2.11 1.60 73.83 14:57:01 0 30.59 0.00 1.87 1.11 1.81 64.62 14:57:01 1 25.53 0.00 1.84 4.53 1.69 66.41 14:57:01 2 16.57 0.00 1.28 2.50 2.05 77.60 14:57:01 3 11.77 0.00 0.34 0.32 0.83 86.73 14:58:01 all 36.12 0.00 1.70 1.83 4.67 55.67 14:58:01 0 37.03 0.00 1.49 1.29 4.27 55.92 14:58:01 1 53.77 0.00 2.28 2.45 5.26 36.25 14:58:01 2 27.77 0.00 1.40 2.66 4.53 63.64 14:58:01 3 25.98 0.00 1.63 0.94 4.63 66.82 14:59:01 all 20.90 0.00 0.98 0.87 1.24 76.02 14:59:01 0 8.91 0.00 0.68 0.08 0.98 89.35 14:59:01 1 19.14 0.00 0.75 0.17 1.13 78.82 14:59:01 2 35.04 0.00 1.38 2.92 1.86 58.80 14:59:01 3 20.51 0.00 1.12 0.28 1.00 77.09 Average: all 24.81 0.00 1.72 2.63 2.58 68.27 Average: 0 23.10 0.00 1.44 1.82 2.25 71.39 Average: 1 35.71 0.00 1.99 3.52 2.95 55.83 Average: 2 23.16 0.00 1.55 3.63 2.75 68.91 Average: 3 17.27 0.00 1.89 1.53 2.37 76.94