---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6741 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 447 5203 0 2324 7244 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:70:76:c1 brd ff:ff:ff:ff:ff:ff inet 10.32.7.143/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85987sec preferred_lft 85987sec inet6 fe80::f816:3eff:fe70:76c1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6741) 10/18/25 _x86_64_ (4 CPU) 02:56:57 LINUX RESTART (4 CPU) 02:57:01 tps rtps wtps bread/s bwrtn/s 02:58:02 157.99 82.72 75.27 4903.85 39296.40 02:59:01 53.58 0.32 53.25 28.87 8820.33 03:00:01 53.39 12.32 41.07 243.13 8231.27 03:01:01 9.11 0.00 9.11 0.00 351.88 03:02:01 35.04 0.18 34.86 3.60 7720.89 03:03:01 29.06 0.83 28.22 85.84 4968.74 Average: 56.37 16.11 40.26 879.75 11571.51 02:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:02 6088032 7452576 2079388 25.46 33480 1512700 684488 7.43 544376 1374496 59100 02:59:01 5859524 7443232 2307896 28.26 51944 1701788 666372 7.23 562444 1561252 83524 03:00:01 5539704 7259316 2627716 32.17 58224 1824152 848884 9.21 761136 1668048 1472 03:01:01 5511828 7238400 2655592 32.51 60088 1828380 866300 9.40 783440 1671460 1280 03:02:01 5215904 7174568 2951516 36.14 63768 2050776 891304 9.67 852200 1885920 7928 03:03:01 5385920 7474244 2781500 34.06 66968 2175052 600304 6.51 568932 1995940 26056 Average: 5600152 7340389 2567268 31.43 55745 1848808 759609 8.24 678755 1692853 29893 02:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:02 ens3 215.36 152.77 1030.83 58.69 0.00 0.00 0.00 0.00 02:58:02 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 02:59:01 ens3 52.56 39.00 711.43 5.38 0.00 0.00 0.00 0.00 02:59:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 03:00:01 ens3 99.15 88.48 1145.53 18.74 0.00 0.00 0.00 0.00 03:00:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 03:01:01 ens3 54.27 77.22 57.72 12.13 0.00 0.00 0.00 0.00 03:01:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:02:01 ens3 548.05 440.85 3690.91 57.85 0.00 0.00 0.00 0.00 03:02:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:03:01 ens3 90.92 90.04 383.48 29.68 0.00 0.00 0.00 0.00 03:03:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 177.06 148.36 1171.26 30.48 0.00 0.00 0.00 0.00 Average: lo 0.69 0.69 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-6741) 10/18/25 _x86_64_ (4 CPU) 02:56:57 LINUX RESTART (4 CPU) 02:57:01 CPU %user %nice %system %iowait %steal %idle 02:58:02 all 18.90 0.00 3.04 6.82 4.13 67.11 02:58:02 0 13.74 0.00 2.10 9.98 3.45 70.74 02:58:02 1 24.03 0.00 2.73 4.55 4.39 64.29 02:58:02 2 24.53 0.00 2.72 7.66 4.88 60.21 02:58:02 3 13.22 0.00 4.59 5.12 3.81 73.27 02:59:01 all 18.83 0.00 1.20 2.44 1.75 75.79 02:59:01 0 10.34 0.00 0.64 3.95 1.14 83.92 02:59:01 1 7.03 0.00 0.59 1.03 1.15 90.19 02:59:01 2 31.63 0.00 2.46 4.25 2.41 59.24 02:59:01 3 26.27 0.00 1.08 0.52 2.30 69.83 03:00:01 all 17.02 0.00 1.06 1.01 3.75 77.16 03:00:01 0 20.57 0.00 1.27 0.48 3.91 73.77 03:00:01 1 20.12 0.00 1.57 1.95 4.75 71.60 03:00:01 2 17.94 0.00 0.55 0.51 3.75 77.25 03:00:01 3 9.45 0.00 0.86 1.08 2.60 86.02 03:01:01 all 6.11 0.00 0.43 0.04 2.27 91.16 03:01:01 0 5.18 0.00 0.13 0.00 1.58 93.11 03:01:01 1 7.05 0.00 1.14 0.02 4.44 87.35 03:01:01 2 10.37 0.00 0.32 0.17 2.45 86.70 03:01:01 3 1.82 0.00 0.12 0.00 0.58 97.48 03:02:01 all 12.90 0.00 1.38 0.22 4.30 81.19 03:02:01 0 11.32 0.00 1.55 0.05 4.05 83.02 03:02:01 1 14.65 0.00 1.57 0.21 5.99 77.59 03:02:01 2 13.57 0.00 1.19 0.58 3.39 81.26 03:02:01 3 12.08 0.00 1.21 0.02 3.80 82.90 03:03:01 all 20.23 0.00 1.18 1.17 2.23 75.20 03:03:01 0 8.02 0.00 0.92 0.35 1.22 89.50 03:03:01 1 4.13 0.00 0.55 1.31 1.88 92.13 03:03:01 2 32.91 0.00 1.65 2.83 2.96 59.66 03:03:01 3 35.94 0.00 1.61 0.20 2.83 59.41 Average: all 15.65 0.00 1.38 1.95 3.08 77.94 Average: 0 11.54 0.00 1.10 2.46 2.56 82.33 Average: 1 12.85 0.00 1.36 1.51 3.78 80.50 Average: 2 21.79 0.00 1.48 2.67 3.31 70.75 Average: 3 16.41 0.00 1.58 1.16 2.66 78.20