---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9524 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 8.8G 11G 46% / 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 472 4060 0 3443 7204 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:d5:c3:5e brd ff:ff:ff:ff:ff:ff inet 10.32.7.58/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86002sec preferred_lft 86002sec inet6 fe80::f816:3eff:fed5:c35e/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-9524) 08/29/26 _x86_64_ (4 CPU) 22:37:49 LINUX RESTART (4 CPU) 22:38:01 tps rtps wtps bread/s bwrtn/s 22:39:02 115.84 53.97 61.88 3546.82 5545.23 22:40:01 59.35 5.88 53.47 204.27 10042.16 22:41:01 82.54 25.31 57.22 1504.82 40447.26 22:42:01 9.57 0.00 9.57 0.00 394.73 22:43:01 42.24 2.17 40.08 115.31 8667.89 22:44:01 26.33 0.62 25.71 67.86 4881.45 Average: 55.97 14.68 41.29 908.52 11667.42 22:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:39:02 5954696 7398004 2212724 27.09 38208 1584632 711044 7.72 606820 1442844 100328 22:40:01 5673212 7450740 2494208 30.54 56916 1881764 828188 8.99 552992 1740492 203216 22:41:01 4455772 7296248 3711648 45.44 59876 2926720 796328 8.64 728640 2751588 2084 22:42:01 4438712 7286844 3728708 45.65 61920 2931376 796328 8.64 739388 2755264 1452 22:43:01 4221576 7427304 3945844 48.31 66632 3276708 635384 6.89 616740 3080896 112132 22:44:01 4187148 7404788 3980272 48.73 68908 3285848 660496 7.17 653320 3076916 10232 Average: 4821853 7377321 3345567 40.96 58743 2647841 737961 8.01 649650 2474667 71574 22:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:39:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 22:39:02 ens3 434.07 237.29 1459.11 65.73 0.00 0.00 0.00 0.00 22:40:01 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 22:40:01 ens3 71.20 62.64 845.31 12.12 0.00 0.00 0.00 0.00 22:41:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 22:41:01 ens3 683.65 408.45 16967.45 40.09 0.00 0.00 0.00 0.00 22:42:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:42:01 ens3 58.16 76.87 64.44 14.86 0.00 0.00 0.00 0.00 22:43:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:43:01 ens3 557.52 504.38 4056.32 75.88 0.00 0.00 0.00 0.00 22:44:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 22:44:01 ens3 13.00 13.71 8.68 6.34 0.00 0.00 0.00 0.00 Average: lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 303.58 217.65 3908.57 35.90 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9524) 08/29/26 _x86_64_ (4 CPU) 22:37:49 LINUX RESTART (4 CPU) 22:38:01 CPU %user %nice %system %iowait %steal %idle 22:39:02 all 22.52 0.00 1.74 3.59 1.38 70.77 22:39:02 0 17.54 0.00 1.18 1.36 1.01 78.90 22:39:02 1 20.32 0.00 1.87 3.05 1.61 73.15 22:39:02 2 39.01 0.00 2.47 1.63 1.98 54.91 22:39:02 3 13.23 0.00 1.42 8.35 0.89 76.12 22:40:01 all 20.43 0.00 1.32 2.02 1.24 74.97 22:40:01 0 3.58 0.00 0.25 0.74 0.46 94.96 22:40:01 1 62.32 0.00 3.17 0.64 2.24 31.62 22:40:01 2 13.63 0.00 1.42 1.16 1.38 82.41 22:40:01 3 2.22 0.00 0.49 5.54 0.91 90.84 22:41:01 all 14.51 0.00 1.38 2.01 1.08 81.02 22:41:01 0 13.14 0.00 0.85 1.80 0.77 83.45 22:41:01 1 16.17 0.00 1.25 1.41 1.06 80.10 22:41:01 2 14.34 0.00 1.93 2.07 1.55 80.11 22:41:01 3 14.37 0.00 1.50 2.76 0.95 80.42 22:42:01 all 4.40 0.00 0.28 0.02 0.24 95.06 22:42:01 0 1.15 0.00 0.15 0.00 0.13 98.57 22:42:01 1 5.74 0.00 0.12 0.00 0.22 93.93 22:42:01 2 6.68 0.00 0.52 0.00 0.45 92.34 22:42:01 3 4.04 0.00 0.33 0.08 0.15 95.39 22:43:01 all 14.89 0.00 1.43 0.34 0.92 82.41 22:43:01 0 16.27 0.00 1.97 0.53 0.99 80.24 22:43:01 1 10.65 0.00 1.15 0.15 0.74 87.31 22:43:01 2 10.64 0.00 1.61 0.05 1.11 86.59 22:43:01 3 21.99 0.00 0.99 0.62 0.85 75.56 22:44:01 all 20.63 0.00 1.02 0.73 0.78 76.83 22:44:01 0 4.87 0.00 0.50 0.87 0.28 93.49 22:44:01 1 54.21 0.00 1.87 0.25 1.57 42.11 22:44:01 2 17.31 0.00 0.88 0.03 0.80 80.98 22:44:01 3 6.19 0.00 0.85 1.78 0.50 90.69 Average: all 16.23 0.00 1.20 1.45 0.94 80.18 Average: 0 9.44 0.00 0.82 0.89 0.61 88.25 Average: 1 28.17 0.00 1.57 0.92 1.24 68.11 Average: 2 16.97 0.00 1.47 0.83 1.21 79.52 Average: 3 10.35 0.00 0.93 3.18 0.71 84.83