---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-981 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 7.7G 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 479 5149 0 2347 7213 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:15:7a:04 brd ff:ff:ff:ff:ff:ff inet 10.32.7.161/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86084sec preferred_lft 86084sec inet6 fe80::f816:3eff:fe15:7a04/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-981) 05/16/26 _x86_64_ (4 CPU) 05:56:55 LINUX RESTART (4 CPU) 05:57:01 tps rtps wtps bread/s bwrtn/s 05:58:02 151.77 65.42 86.35 4266.09 40873.34 05:59:01 82.29 30.79 51.51 1695.29 8870.62 06:00:01 36.68 10.03 26.65 706.42 7379.84 06:01:01 16.30 3.88 12.41 114.11 3355.44 06:02:01 28.58 0.68 27.90 77.72 7150.01 Average: 63.06 22.13 40.93 1370.86 13541.26 05:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:58:02 5992048 7425360 2175364 26.63 37600 1575428 672784 7.30 573940 1435552 93472 05:59:01 5517972 7316168 2649440 32.44 57588 1903248 772784 8.39 721092 1728624 196300 06:00:01 4646244 6562748 3521168 43.11 62204 2011992 1491724 16.19 1509416 1797848 80704 06:01:01 5305524 7403276 2861888 35.04 66580 2184140 653400 7.09 729184 1912820 176520 06:02:01 5261368 7372148 2906044 35.58 69140 2194188 710472 7.71 767196 1917120 11664 Average: 5344631 7215940 2822781 34.56 58622 1973799 860233 9.33 860166 1758393 111732 05:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:58:02 ens3 391.00 244.89 1556.30 66.32 0.00 0.00 0.00 0.00 05:58:02 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 05:59:01 ens3 110.95 93.02 2039.45 16.09 0.00 0.00 0.00 0.00 05:59:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 06:00:01 ens3 139.94 132.64 1329.26 19.89 0.00 0.00 0.00 0.00 06:00:01 lo 7.18 7.18 2.48 2.48 0.00 0.00 0.00 0.00 06:01:01 ens3 127.01 116.40 1059.17 20.00 0.00 0.00 0.00 0.00 06:01:01 lo 116.40 116.40 34.12 34.12 0.00 0.00 0.00 0.00 06:02:01 ens3 13.10 13.40 10.61 6.52 0.00 0.00 0.00 0.00 06:02:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 156.55 120.16 1196.17 25.80 0.00 0.00 0.00 0.00 Average: lo 25.45 25.45 7.41 7.41 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-981) 05/16/26 _x86_64_ (4 CPU) 05:56:55 LINUX RESTART (4 CPU) 05:57:01 CPU %user %nice %system %iowait %steal %idle 05:58:02 all 22.28 0.00 2.60 4.96 1.32 68.84 05:58:02 0 29.80 0.00 2.04 4.44 1.30 62.42 05:58:02 1 13.35 0.00 1.05 2.01 1.21 82.38 05:58:02 2 15.23 0.00 1.87 4.85 1.25 76.80 05:58:02 3 30.78 0.00 5.43 8.56 1.54 53.69 05:59:01 all 24.59 0.00 1.55 1.98 1.45 70.43 05:59:01 0 26.50 0.00 2.06 0.34 1.27 69.83 05:59:01 1 12.24 0.00 0.72 2.34 1.73 82.97 05:59:01 2 48.42 0.00 2.52 0.79 1.88 46.39 05:59:01 3 11.26 0.00 0.92 4.46 0.92 82.45 06:00:01 all 39.85 0.00 1.34 0.87 2.66 55.28 06:00:01 0 33.72 0.00 1.15 0.43 2.50 62.21 06:00:01 1 40.34 0.00 1.84 0.30 2.49 55.03 06:00:01 2 46.91 0.00 0.96 0.48 3.04 48.60 06:00:01 3 38.43 0.00 1.42 2.23 2.60 55.32 06:01:01 all 32.34 0.00 1.51 0.41 2.18 63.56 06:01:01 0 31.28 0.00 1.30 0.02 2.17 65.24 06:01:01 1 40.84 0.00 1.68 0.10 2.35 55.03 06:01:01 2 28.01 0.00 1.62 0.00 2.10 68.28 06:01:01 3 29.23 0.00 1.45 1.53 2.10 65.69 06:02:01 all 21.00 0.00 0.83 0.70 0.85 76.63 06:02:01 0 45.35 0.00 1.43 0.13 1.40 51.68 06:02:01 1 17.51 0.00 0.68 0.07 0.62 81.12 06:02:01 2 4.64 0.00 0.63 0.75 0.78 93.20 06:02:01 3 16.53 0.00 0.57 1.87 0.57 80.46 Average: all 28.02 0.00 1.57 1.78 1.69 66.94 Average: 0 33.35 0.00 1.60 1.07 1.73 62.25 Average: 1 24.87 0.00 1.20 0.96 1.68 71.30 Average: 2 28.58 0.00 1.52 1.38 1.81 66.72 Average: 3 25.30 0.00 1.96 3.73 1.55 67.47