---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3870 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 8.3G 11G 44% / 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 4575 0 2933 7216 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:83:01:34 brd ff:ff:ff:ff:ff:ff inet 10.32.7.57/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86012sec preferred_lft 86012sec inet6 fe80::f816:3eff:fe83:134/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3870) 06/20/26 _x86_64_ (4 CPU) 15:07:51 LINUX RESTART (4 CPU) 15:08:01 tps rtps wtps bread/s bwrtn/s 15:09:03 130.29 54.62 75.67 3603.20 32756.70 15:10:01 72.44 17.36 55.08 1210.14 10306.91 15:11:01 61.11 13.06 48.05 474.64 23757.41 15:12:01 9.53 0.00 9.53 0.00 385.01 15:13:01 42.78 2.20 40.58 115.58 8668.69 15:14:01 28.41 0.70 27.71 77.85 4982.64 Average: 57.34 14.64 42.70 911.92 13494.02 15:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:03 5973840 7415420 2193580 26.86 38404 1582316 677896 7.36 589200 1439128 99684 15:10:01 5721352 7474628 2446068 29.95 58168 1856532 798708 8.67 554688 1690108 156108 15:11:01 4968548 7294696 3198872 39.17 59976 2419088 781456 8.48 736356 2244288 1756 15:12:01 4960488 7293968 3206932 39.26 61940 2423544 781456 8.48 738924 2247780 1204 15:13:01 4710360 7407852 3457060 42.33 66600 2775408 680124 7.38 643000 2578524 111220 15:14:01 4702716 7403708 3464704 42.42 69016 2776308 671068 7.28 654352 2574840 10772 Average: 5172884 7381712 2994536 36.66 59017 2305533 731785 7.94 652753 2129111 63457 15:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:03 ens3 409.01 216.78 1439.94 63.87 0.00 0.00 0.00 0.00 15:09:03 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 15:10:01 ens3 64.92 51.39 538.59 12.64 0.00 0.00 0.00 0.00 15:10:01 lo 1.38 1.38 0.13 0.13 0.00 0.00 0.00 0.00 15:11:01 ens3 340.35 219.41 9175.88 23.20 0.00 0.00 0.00 0.00 15:11:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:12:01 ens3 57.90 81.88 64.11 13.39 0.00 0.00 0.00 0.00 15:12:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 15:13:01 ens3 622.76 527.75 4098.83 78.81 0.00 0.00 0.00 0.00 15:13:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:14:01 ens3 12.56 13.01 11.33 6.44 0.00 0.00 0.00 0.00 15:14:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 252.29 185.78 2566.06 33.17 0.00 0.00 0.00 0.00 Average: lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3870) 06/20/26 _x86_64_ (4 CPU) 15:07:51 LINUX RESTART (4 CPU) 15:08:01 CPU %user %nice %system %iowait %steal %idle 15:09:03 all 22.16 0.00 1.81 4.85 2.16 69.01 15:09:03 0 11.38 0.00 0.87 0.75 1.42 85.59 15:09:03 1 12.51 0.00 1.58 2.76 1.69 81.46 15:09:03 2 44.77 0.00 3.07 12.97 3.12 36.08 15:09:03 3 20.04 0.00 1.78 2.97 2.41 72.81 15:10:01 all 20.67 0.00 1.36 2.45 1.50 74.02 15:10:01 0 6.56 0.00 0.70 0.99 1.26 90.48 15:10:01 1 21.43 0.00 1.74 1.91 1.27 73.65 15:10:01 2 16.13 0.00 1.10 4.55 1.22 77.00 15:10:01 3 38.62 0.00 1.90 2.35 2.23 54.90 15:11:01 all 13.43 0.00 1.14 1.32 2.70 81.40 15:11:01 0 12.83 0.00 0.99 1.16 2.61 82.42 15:11:01 1 18.95 0.00 1.34 0.89 2.83 75.99 15:11:01 2 12.35 0.00 0.78 2.37 1.99 82.51 15:11:01 3 9.64 0.00 1.45 0.86 3.41 84.65 15:12:01 all 4.40 0.00 0.43 0.04 1.55 93.58 15:12:01 0 7.27 0.00 0.58 0.07 2.09 90.00 15:12:01 1 4.42 0.00 0.48 0.00 1.34 93.76 15:12:01 2 3.40 0.00 0.33 0.00 1.01 95.25 15:12:01 3 2.50 0.00 0.33 0.07 1.76 95.35 15:13:01 all 15.46 0.00 1.67 0.42 3.50 78.95 15:13:01 0 17.85 0.00 0.97 0.46 3.01 77.70 15:13:01 1 16.48 0.00 1.88 0.74 3.97 76.93 15:13:01 2 10.68 0.00 1.49 0.48 2.94 84.42 15:13:01 3 16.82 0.00 2.32 0.02 4.09 76.75 15:14:01 all 20.33 0.00 0.98 1.07 1.19 76.42 15:14:01 0 51.40 0.00 2.00 0.28 2.04 44.27 15:14:01 1 17.30 0.00 0.47 0.07 1.11 81.06 15:14:01 2 7.24 0.00 0.76 3.91 1.04 87.04 15:14:01 3 5.43 0.00 0.68 0.00 0.53 93.36 Average: all 16.03 0.00 1.23 1.68 2.11 78.95 Average: 0 17.91 0.00 1.02 0.62 2.08 78.38 Average: 1 15.14 0.00 1.25 1.05 2.04 80.52 Average: 2 15.73 0.00 1.26 4.03 1.89 77.10 Average: 3 15.36 0.00 1.41 1.03 2.41 79.79