---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7336 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 466 5409 0 2100 7231 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:3e:39:8a brd ff:ff:ff:ff:ff:ff inet 10.32.6.26/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86109sec preferred_lft 86109sec inet6 fe80::f816:3eff:fe3e:398a/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-7336) 02/22/26 _x86_64_ (4 CPU) 19:12:53 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 142.83 54.74 88.09 3600.60 40854.81 19:15:01 53.87 5.30 48.58 152.51 8568.44 19:16:01 72.50 13.21 59.29 521.91 8056.52 19:17:01 20.98 1.20 19.78 67.31 4389.60 Average: 72.54 18.61 53.93 1085.54 15466.88 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5942736 7384156 2224676 27.24 38632 1581920 732332 7.95 623464 1436292 99576 19:15:01 5836608 7488332 2330804 28.54 55388 1761132 602264 6.53 517548 1619984 116064 19:16:01 5504740 7363956 2662672 32.60 62436 1956276 737952 8.01 734692 1722412 112696 19:17:01 5501216 7365860 2666196 32.64 63904 1960188 728528 7.91 739440 1720932 8976 Average: 5696325 7400576 2471087 30.26 55090 1814879 700269 7.60 653786 1624905 84328 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 453.11 256.11 1478.21 68.35 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 25.08 21.73 253.08 4.09 0.00 0.00 0.00 0.00 19:15:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 19:16:01 ens3 355.54 326.80 1416.71 73.09 0.00 0.00 0.00 0.00 19:16:01 lo 1.50 1.50 0.15 0.15 0.00 0.00 0.00 0.00 19:17:01 ens3 54.10 56.83 26.63 520.40 0.00 0.00 0.00 0.00 19:17:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 221.95 165.36 793.63 166.50 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7336) 02/22/26 _x86_64_ (4 CPU) 19:12:53 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 22.34 0.00 2.24 4.25 1.17 70.01 19:14:01 0 7.93 0.00 1.22 3.41 0.80 86.64 19:14:01 1 36.14 0.00 2.35 3.14 1.48 56.89 19:14:01 2 26.50 0.00 3.67 5.33 1.35 63.14 19:14:01 3 18.79 0.00 1.72 5.10 1.05 73.35 19:15:01 all 16.03 0.00 0.99 1.31 0.83 80.85 19:15:01 0 0.38 0.00 0.22 0.80 0.60 98.01 19:15:01 1 55.29 0.00 3.07 2.03 1.58 38.03 19:15:01 2 5.60 0.00 0.40 1.57 0.38 92.06 19:15:01 3 3.14 0.00 0.30 0.86 0.76 94.95 19:16:01 all 40.78 0.00 2.13 1.14 2.55 53.41 19:16:01 0 54.93 0.00 2.28 1.81 2.84 38.14 19:16:01 1 36.07 0.00 1.58 1.38 2.34 58.63 19:16:01 2 40.48 0.00 2.04 1.06 2.35 54.06 19:16:01 3 31.62 0.00 2.64 0.30 2.64 62.79 19:17:01 all 14.85 0.00 0.65 0.65 0.57 83.27 19:17:01 0 20.71 0.00 0.48 0.78 0.65 77.37 19:17:01 1 2.76 0.00 0.22 0.07 0.53 96.43 19:17:01 2 12.68 0.00 1.05 0.83 0.40 85.04 19:17:01 3 23.30 0.00 0.85 0.94 0.70 74.21 Average: all 23.50 0.00 1.50 1.84 1.28 71.88 Average: 0 20.98 0.00 1.05 1.70 1.22 75.05 Average: 1 32.55 0.00 1.80 1.65 1.49 62.51 Average: 2 21.34 0.00 1.79 2.20 1.12 73.56 Average: 3 19.16 0.00 1.37 1.79 1.29 76.38