---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1532 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 422 1376 0 2144 3258 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:b4:7d:b2 brd ff:ff:ff:ff:ff:ff inet 10.32.6.53/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86123sec preferred_lft 86123sec inet6 fe80::f816:3eff:feb4:7db2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1532) 07/28/25 _x86_64_ (4 CPU) 14:54:57 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 161.19 78.10 83.09 4778.94 40114.66 14:57:01 59.02 5.55 53.47 171.57 9312.05 14:58:01 89.70 32.04 57.66 1985.40 8024.00 14:59:01 23.86 1.32 22.55 66.52 4789.60 Average: 83.44 29.25 54.19 1750.61 15560.08 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 1947352 3354836 2091300 51.78 36312 1535336 622724 12.24 539900 1395300 72552 14:57:01 1740224 3407424 2298428 56.91 55996 1759348 537964 10.57 497196 1613068 132948 14:58:01 1476952 3397628 2561700 63.43 62848 2000584 537236 10.56 627936 1734400 126856 14:59:01 1410756 3336320 2627896 65.07 64788 2003444 597768 11.75 696880 1731368 10280 Average: 1643821 3374052 2394831 59.30 54986 1824678 573923 11.28 590478 1618534 85659 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 ens3 435.71 256.96 1252.27 69.20 0.00 0.00 0.00 0.00 14:56:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 14:57:01 ens3 66.07 41.26 681.64 8.75 0.00 0.00 0.00 0.00 14:57:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 14:58:01 ens3 240.86 261.07 1255.71 52.64 0.00 0.00 0.00 0.00 14:58:01 lo 1.57 1.57 0.15 0.15 0.00 0.00 0.00 0.00 14:59:01 ens3 55.87 64.89 29.03 601.02 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 199.63 156.04 804.66 182.90 0.00 0.00 0.00 0.00 Average: lo 1.26 1.26 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1532) 07/28/25 _x86_64_ (4 CPU) 14:54:57 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 21.77 0.00 2.73 5.03 1.84 68.63 14:56:01 0 32.02 0.00 4.43 7.78 1.97 53.80 14:56:01 1 8.73 0.00 1.60 7.58 1.31 80.78 14:56:01 2 24.96 0.00 3.53 3.01 2.55 65.95 14:56:01 3 21.36 0.00 1.33 1.76 1.51 74.04 14:57:01 all 21.63 0.00 1.42 1.63 1.37 73.94 14:57:01 0 8.00 0.00 0.42 0.03 0.53 91.02 14:57:01 1 19.12 0.00 2.14 5.52 1.18 72.04 14:57:01 2 14.22 0.00 1.10 0.69 2.04 81.94 14:57:01 3 45.34 0.00 2.00 0.28 1.72 50.66 14:58:01 all 36.85 0.00 1.75 1.72 2.69 56.99 14:58:01 0 28.18 0.00 1.64 1.28 2.93 65.97 14:58:01 1 34.47 0.00 1.51 2.96 2.38 58.68 14:58:01 2 26.88 0.00 1.87 1.41 2.37 67.47 14:58:01 3 57.90 0.00 2.01 1.25 3.09 35.75 14:59:01 all 20.71 0.00 0.99 0.78 1.24 76.28 14:59:01 0 3.00 0.00 0.45 0.03 1.58 94.93 14:59:01 1 6.46 0.00 0.78 0.90 0.52 91.35 14:59:01 2 34.78 0.00 1.60 2.00 1.35 60.27 14:59:01 3 38.76 0.00 1.13 0.17 1.48 58.46 Average: all 25.24 0.00 1.72 2.29 1.78 68.96 Average: 0 17.79 0.00 1.73 2.28 1.76 76.44 Average: 1 17.21 0.00 1.51 4.24 1.35 75.69 Average: 2 25.18 0.00 2.02 1.78 2.08 68.94 Average: 3 40.84 0.00 1.62 0.87 1.95 54.72