---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-23 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.0G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 620 12540 0 2879 15090 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:a7:67:db brd ff:ff:ff:ff:ff:ff inet 10.30.107.195/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86087sec preferred_lft 86087sec inet6 fe80::f816:3eff:fea7:67db/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-23) 07/16/26 _x86_64_ (4 CPU) 03:04:43 LINUX RESTART (4 CPU) 03:05:02 tps rtps wtps bread/s bwrtn/s 03:06:01 333.13 19.69 313.44 722.32 52165.80 03:07:01 123.18 11.78 111.40 305.73 15854.40 03:08:01 41.59 6.80 34.79 442.73 5740.91 03:09:01 33.43 3.32 30.11 99.72 3357.57 Average: 132.00 10.36 121.64 391.25 19142.23 03:05:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13948776 15527432 2476184 15.08 62616 1717480 800348 4.58 688520 1575216 177984 03:07:01 13393892 15254220 3031068 18.45 80860 1965828 1264420 7.24 986812 1800164 13924 03:08:01 12394848 14423820 4030112 24.54 86852 2122540 1950312 11.16 1843852 1928908 5064 03:09:01 12817152 15421360 3607808 21.97 90724 2685568 849856 4.86 1063360 2273176 498612 Average: 13138667 15156708 3286293 20.01 80263 2122854 1216234 6.96 1145636 1894366 173896 03:05:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 137.13 101.22 1264.39 29.02 0.00 0.00 0.00 0.00 03:06:01 lo 1.29 1.29 0.16 0.16 0.00 0.00 0.00 0.00 03:07:01 ens3 252.65 222.13 1379.04 62.10 0.00 0.00 0.00 0.00 03:07:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 03:08:01 ens3 942.78 666.27 2263.54 270.60 0.00 0.00 0.00 0.00 03:08:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 03:09:01 ens3 530.21 350.94 814.35 123.34 0.00 0.00 0.00 0.00 03:09:01 lo 0.88 0.88 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 467.08 336.13 1431.03 121.65 0.00 0.00 0.00 0.00 Average: lo 0.72 0.72 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-23) 07/16/26 _x86_64_ (4 CPU) 03:04:43 LINUX RESTART (4 CPU) 03:05:02 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 16.41 0.00 1.56 2.75 0.06 79.22 03:06:01 0 18.04 0.00 1.97 6.23 0.07 73.69 03:06:01 1 34.18 0.00 2.60 2.07 0.07 61.08 03:06:01 2 7.70 0.00 1.02 2.38 0.05 88.85 03:06:01 3 5.68 0.00 0.65 0.32 0.05 93.29 03:07:01 all 17.92 0.00 1.59 0.64 0.07 79.78 03:07:01 0 19.10 0.00 1.76 1.51 0.05 77.59 03:07:01 1 13.81 0.00 0.94 0.17 0.05 85.04 03:07:01 2 21.90 0.00 2.51 0.84 0.10 74.65 03:07:01 3 16.87 0.00 1.21 0.05 0.07 81.80 03:08:01 all 37.97 0.00 5.51 0.09 0.08 56.35 03:08:01 0 64.70 0.00 2.65 0.18 0.10 32.36 03:08:01 1 30.28 0.00 5.31 0.05 0.07 64.29 03:08:01 2 33.73 0.00 8.51 0.13 0.07 57.56 03:08:01 3 23.16 0.00 5.53 0.02 0.07 71.22 03:09:01 all 39.16 0.00 1.96 0.10 0.08 58.71 03:09:01 0 39.46 0.00 1.80 0.25 0.07 58.43 03:09:01 1 42.97 0.00 1.97 0.10 0.08 54.87 03:09:01 2 31.93 0.00 2.54 0.02 0.07 65.45 03:09:01 3 42.29 0.00 1.52 0.00 0.07 56.12 Average: all 27.92 0.00 2.66 0.89 0.07 68.46 Average: 0 35.41 0.00 2.05 2.02 0.07 60.45 Average: 1 30.29 0.00 2.71 0.59 0.07 66.34 Average: 2 23.89 0.00 3.66 0.83 0.07 71.55 Average: 3 22.09 0.00 2.23 0.10 0.06 75.52