---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1134 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 458 5341 0 2175 7237 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:1a:0c:f9 brd ff:ff:ff:ff:ff:ff inet 10.32.6.108/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86144sec preferred_lft 86144sec inet6 fe80::f816:3eff:fe1a:cf9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1134) 08/16/25 _x86_64_ (4 CPU) 10:41:49 LINUX RESTART (4 CPU) 10:42:01 tps rtps wtps bread/s bwrtn/s 10:43:02 115.63 53.72 61.91 3535.94 5396.45 10:44:01 85.12 30.16 54.96 1666.02 9496.02 10:45:01 67.87 8.57 59.31 490.45 8827.46 10:46:01 23.65 1.10 22.55 93.18 3733.38 Average: 73.02 23.36 49.66 1445.48 6852.31 10:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:43:02 5912292 7374032 2255128 27.61 39056 1601156 746756 8.10 639244 1450300 119068 10:44:01 5628416 7332500 2539004 31.09 58212 1809436 775368 8.41 686988 1655436 104180 10:45:01 5419860 7356056 2747560 33.64 64624 2029312 731196 7.93 748248 1790780 96540 10:46:01 5483372 7424784 2684048 32.86 66656 2032036 666496 7.23 686980 1788584 11564 Average: 5610985 7371843 2556435 31.30 57137 1867985 729954 7.92 690365 1671275 82838 10:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:43:02 ens3 307.92 195.07 1443.54 63.22 0.00 0.00 0.00 0.00 10:43:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 10:44:01 ens3 86.83 66.40 463.96 13.24 0.00 0.00 0.00 0.00 10:44:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 10:45:01 ens3 298.18 327.21 2161.70 59.41 0.00 0.00 0.00 0.00 10:45:01 lo 0.43 0.43 0.04 0.04 0.00 0.00 0.00 0.00 10:46:01 ens3 11.93 11.95 9.24 5.96 0.00 0.00 0.00 0.00 10:46:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 176.59 150.51 1021.93 35.55 0.00 0.00 0.00 0.00 Average: lo 0.90 0.90 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1134) 08/16/25 _x86_64_ (4 CPU) 10:41:49 LINUX RESTART (4 CPU) 10:42:01 CPU %user %nice %system %iowait %steal %idle 10:43:02 all 23.47 0.00 1.73 3.44 1.37 69.99 10:43:02 0 22.23 0.00 1.41 0.36 1.54 74.45 10:43:02 1 20.26 0.00 1.74 2.08 1.23 74.69 10:43:02 2 41.36 0.00 2.48 3.92 1.72 50.52 10:43:02 3 10.02 0.00 1.30 7.43 1.00 80.24 10:44:01 all 24.80 0.00 1.49 2.03 1.60 70.09 10:44:01 0 41.14 0.00 1.72 0.32 2.31 54.51 10:44:01 1 22.56 0.00 1.60 1.36 1.73 72.75 10:44:01 2 21.96 0.00 1.25 0.47 1.41 74.91 10:44:01 3 13.45 0.00 1.37 5.99 0.93 78.26 10:45:01 all 36.10 0.00 1.86 1.06 2.26 58.71 10:45:01 0 22.35 0.00 1.97 0.47 1.73 73.48 10:45:01 1 26.73 0.00 1.44 2.39 2.01 67.44 10:45:01 2 57.71 0.00 1.73 0.23 2.81 37.53 10:45:01 3 37.58 0.00 2.33 1.16 2.51 56.42 10:46:01 all 21.29 0.00 0.92 0.59 0.95 76.24 10:46:01 0 44.18 0.00 1.23 0.17 1.58 52.84 10:46:01 1 9.57 0.00 0.70 2.08 0.45 87.20 10:46:01 2 5.33 0.00 0.56 0.02 0.73 93.36 10:46:01 3 26.10 0.00 1.18 0.12 1.03 71.58 Average: all 26.42 0.00 1.50 1.78 1.55 68.75 Average: 0 32.44 0.00 1.58 0.33 1.79 63.86 Average: 1 19.78 0.00 1.37 1.98 1.35 75.51 Average: 2 31.62 0.00 1.51 1.16 1.67 64.05 Average: 3 21.85 0.00 1.55 3.66 1.37 71.58