---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8941 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 7.8G 12G 41% / 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 491 5136 0 2347 7198 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:34:74:e3 brd ff:ff:ff:ff:ff:ff inet 10.32.6.204/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86099sec preferred_lft 86099sec inet6 fe80::f816:3eff:fe34:74e3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8941) 08/22/26 _x86_64_ (4 CPU) 15:35:47 LINUX RESTART (4 CPU) 15:36:01 tps rtps wtps bread/s bwrtn/s 15:37:01 107.38 40.84 66.54 2226.30 6408.67 15:38:01 50.39 1.38 49.01 72.79 9030.89 15:39:01 93.64 16.26 77.38 572.51 14183.44 15:40:01 34.36 1.48 32.87 105.96 4355.08 Average: 71.44 14.99 56.45 744.35 8494.82 15:36:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:37:01 5973880 7407820 2193532 26.86 38008 1575656 679520 7.37 592568 1434896 63344 15:38:01 5728124 7496544 2439288 29.87 56948 1872448 589584 6.40 502880 1734188 201812 15:39:01 4703144 6698024 3464268 42.42 65144 2083072 1330316 14.43 1348212 1894680 8416 15:40:01 5228420 7338252 2938992 35.98 68960 2192088 707368 7.68 751136 1964860 26408 Average: 5408392 7235160 2759020 33.78 57265 1930816 826697 8.97 798699 1757156 74995 15:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:37:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 15:37:01 ens3 402.95 190.12 1462.76 61.80 0.00 0.00 0.00 0.00 15:38:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 15:38:01 ens3 57.47 52.81 737.84 6.72 0.00 0.00 0.00 0.00 15:39:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 15:39:01 ens3 399.55 379.93 3078.53 86.13 0.00 0.00 0.00 0.00 15:40:01 lo 1.52 1.52 0.17 0.17 0.00 0.00 0.00 0.00 15:40:01 ens3 136.44 121.18 637.26 32.78 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 249.11 186.02 1479.19 46.86 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8941) 08/22/26 _x86_64_ (4 CPU) 15:35:47 LINUX RESTART (4 CPU) 15:36:01 CPU %user %nice %system %iowait %steal %idle 15:37:01 all 22.80 0.00 1.79 4.05 2.67 68.68 15:37:01 0 11.53 0.00 1.36 3.76 1.63 81.72 15:37:01 1 23.29 0.00 1.68 7.94 2.61 64.48 15:37:01 2 31.02 0.00 1.65 1.06 3.10 63.17 15:37:01 3 25.28 0.00 2.46 3.46 3.33 65.46 15:38:01 all 19.75 0.00 1.39 2.07 1.63 75.16 15:38:01 0 2.66 0.00 0.38 0.17 0.50 96.30 15:38:01 1 6.25 0.00 0.97 4.88 1.48 86.41 15:38:01 2 45.01 0.00 1.90 0.58 2.51 50.01 15:38:01 3 25.00 0.00 2.31 2.63 2.02 68.04 15:39:01 all 39.83 0.00 2.12 1.56 4.72 51.77 15:39:01 0 29.43 0.00 2.36 2.90 4.45 60.85 15:39:01 1 41.14 0.00 2.23 0.94 4.38 51.30 15:39:01 2 49.62 0.00 1.78 0.30 4.84 43.47 15:39:01 3 39.07 0.00 2.13 2.13 5.22 51.46 15:40:01 all 26.27 0.00 1.25 1.15 2.55 68.77 15:40:01 0 17.48 0.00 1.60 1.22 2.13 77.56 15:40:01 1 12.56 0.00 0.65 0.08 1.54 85.17 15:40:01 2 52.96 0.00 1.54 0.76 3.06 41.67 15:40:01 3 22.18 0.00 1.23 2.50 3.42 70.67 Average: all 27.17 0.00 1.64 2.21 2.89 66.09 Average: 0 15.30 0.00 1.43 2.02 2.18 79.08 Average: 1 20.80 0.00 1.38 3.47 2.50 71.84 Average: 2 44.65 0.00 1.72 0.67 3.38 49.58 Average: 3 27.89 0.00 2.03 2.68 3.50 63.90