---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-285 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 41% / 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 421 1178 0 2343 3253 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:57:18:cf brd ff:ff:ff:ff:ff:ff inet 10.32.7.21/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85860sec preferred_lft 85860sec inet6 fe80::f816:3eff:fe57:18cf/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-285) 07/12/25 _x86_64_ (4 CPU) 22:55:01 LINUX RESTART (4 CPU) 22:56:01 tps rtps wtps bread/s bwrtn/s 22:57:01 55.92 0.22 55.71 26.65 9363.05 22:58:01 69.41 29.66 39.75 1628.52 7229.99 22:59:01 8.46 0.02 8.44 0.14 321.98 23:00:01 28.20 3.38 24.82 428.45 3442.41 23:01:01 14.96 7.07 7.90 303.28 477.25 23:02:01 1.65 0.05 1.60 0.40 23.46 23:03:01 40.14 4.37 35.78 185.70 7476.62 Average: 31.31 6.41 24.90 368.49 4057.01 22:56:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:57:01 1759872 3352208 2278772 56.42 51472 1694824 616788 12.12 548708 1555836 60692 22:58:01 1443104 3208312 2595540 64.27 58440 1853288 736268 14.47 706888 1698732 1844 22:59:01 1426612 3198252 2612032 64.68 60096 1857236 744452 14.63 718276 1701980 2104 23:00:01 1191856 3075940 2846788 70.49 62900 1963532 850388 16.72 850368 1797032 5224 23:01:01 400540 2300888 3638104 90.08 63304 1978628 1598628 31.42 1649696 1783180 28 23:02:01 378532 2279024 3660112 90.63 63368 1978648 1626608 31.97 1673528 1780836 196 23:03:01 1238104 3358440 2800540 69.34 68220 2189076 593328 11.66 689300 1901376 27592 Average: 1119803 2967581 2918841 72.27 61114 1930747 966637 19.00 976681 1745567 13954 22:56:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:57:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 22:57:01 ens3 50.22 36.52 656.65 5.07 0.00 0.00 0.00 0.00 22:58:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 22:58:01 ens3 108.68 101.32 939.70 21.11 0.00 0.00 0.00 0.00 22:59:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:59:01 ens3 55.82 79.61 58.14 12.93 0.00 0.00 0.00 0.00 23:00:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 23:00:01 ens3 223.70 259.92 1541.43 37.80 0.00 0.00 0.00 0.00 23:01:01 lo 6.93 6.93 2.67 2.67 0.00 0.00 0.00 0.00 23:01:01 ens3 24.81 25.56 76.71 7.73 0.00 0.00 0.00 0.00 23:02:01 lo 17.43 17.43 4.07 4.07 0.00 0.00 0.00 0.00 23:02:01 ens3 4.05 3.10 0.87 1.16 0.00 0.00 0.00 0.00 23:03:01 lo 5.60 5.60 1.31 1.31 0.00 0.00 0.00 0.00 23:03:01 ens3 202.23 235.96 1111.92 47.30 0.00 0.00 0.00 0.00 Average: lo 4.62 4.62 1.18 1.18 0.00 0.00 0.00 0.00 Average: ens3 95.75 106.07 627.90 19.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-285) 07/12/25 _x86_64_ (4 CPU) 22:55:01 LINUX RESTART (4 CPU) 22:56:01 CPU %user %nice %system %iowait %steal %idle 22:57:01 all 18.94 0.00 1.21 2.57 1.58 75.70 22:57:01 0 11.30 0.00 1.01 0.58 1.03 86.08 22:57:01 1 14.37 0.00 0.63 0.30 1.28 83.42 22:57:01 2 12.62 0.00 1.12 8.86 2.06 75.34 22:57:01 3 37.51 0.00 2.07 0.48 1.94 58.00 22:58:01 all 16.80 0.00 1.02 1.99 3.35 76.83 22:58:01 0 15.99 0.00 1.08 2.64 3.05 77.23 22:58:01 1 15.99 0.00 1.01 3.30 3.95 75.76 22:58:01 2 21.95 0.00 1.31 1.73 3.71 71.29 22:58:01 3 13.27 0.00 0.71 0.30 2.70 83.03 22:59:01 all 4.76 0.00 0.30 0.04 2.06 92.84 22:59:01 0 2.13 0.00 0.08 0.02 0.71 97.06 22:59:01 1 2.89 0.00 0.27 0.00 2.51 94.33 22:59:01 2 7.29 0.00 0.18 0.05 2.38 90.10 22:59:01 3 6.66 0.00 0.67 0.08 2.65 89.94 23:00:01 all 10.69 0.00 0.94 0.30 2.48 85.60 23:00:01 0 6.40 0.00 0.63 0.45 1.60 90.92 23:00:01 1 15.40 0.00 0.56 0.36 2.44 81.24 23:00:01 2 8.08 0.00 0.98 0.05 2.32 88.57 23:00:01 3 12.87 0.00 1.56 0.34 3.50 81.73 23:01:01 all 29.98 0.00 1.05 0.46 5.83 62.68 23:01:01 0 28.91 0.00 0.93 0.57 5.59 64.00 23:01:01 1 30.33 0.00 1.08 0.26 5.89 62.43 23:01:01 2 31.61 0.00 1.09 0.31 6.21 60.79 23:01:01 3 29.03 0.00 1.11 0.67 5.65 63.54 23:02:01 all 3.56 0.00 0.37 0.02 2.37 93.67 23:02:01 0 2.85 0.00 0.36 0.03 1.81 94.95 23:02:01 1 3.69 0.00 0.36 0.00 2.54 93.41 23:02:01 2 3.50 0.00 0.36 0.02 2.75 93.37 23:02:01 3 4.21 0.00 0.39 0.07 2.35 92.98 23:03:01 all 26.76 0.00 1.50 0.82 3.62 67.30 23:03:01 0 42.52 0.00 1.11 1.01 3.20 52.16 23:03:01 1 29.38 0.00 1.95 0.11 4.84 63.71 23:03:01 2 19.67 0.00 1.53 0.08 2.99 75.73 23:03:01 3 15.60 0.00 1.42 2.06 3.45 77.46 Average: all 15.96 0.00 0.92 0.89 3.05 79.19 Average: 0 15.79 0.00 0.75 0.76 2.44 80.26 Average: 1 16.06 0.00 0.84 0.62 3.36 79.12 Average: 2 14.99 0.00 0.94 1.58 3.21 79.28 Average: 3 17.02 0.00 1.13 0.57 3.18 78.09