---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1443 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: 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.9G 12G 42% / 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 470 4931 0 2574 7218 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:a0:cc:f1 brd ff:ff:ff:ff:ff:ff inet 10.32.6.107/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85895sec preferred_lft 85895sec inet6 fe80::f816:3eff:fea0:ccf1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1443) 04/25/26 _x86_64_ (4 CPU) 22:54:59 LINUX RESTART (4 CPU) 22:56:01 tps rtps wtps bread/s bwrtn/s 22:57:01 84.85 29.73 55.12 1657.06 9276.32 22:58:01 37.81 0.18 37.63 2.67 13621.20 22:59:01 8.78 0.02 8.77 0.13 317.01 23:00:01 36.29 10.40 25.89 729.76 3628.92 23:01:01 2.63 0.08 2.55 2.93 106.38 23:02:01 29.75 3.82 25.93 111.18 2601.83 23:03:01 27.61 0.68 26.93 77.72 6088.99 Average: 32.53 6.42 26.12 368.79 5091.49 22:56:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:57:01 5659904 7355680 2507516 30.70 56604 1803584 841984 9.14 682400 1630256 120328 22:58:01 5285084 7266304 2882336 35.29 58668 2082092 799344 8.67 770900 1906728 1384 22:59:01 5267616 7256060 2899804 35.50 60656 2086340 799344 8.67 782420 1910224 2376 23:00:01 4044156 6157864 4123264 50.48 62916 2205636 2069908 22.46 1912940 1990120 2760 23:01:01 4008816 6122836 4158604 50.92 62976 2205724 2292592 24.88 1950728 1987432 48 23:02:01 5101904 7428820 3065516 37.53 66812 2410260 656020 7.12 717488 2124104 147528 23:03:01 5092108 7430640 3075312 37.65 69072 2419192 658228 7.14 723472 2126948 9364 Average: 4922798 7002601 3244622 39.73 62529 2173261 1159631 12.58 1077193 1953687 40541 22:56:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:57:01 ens3 74.10 57.74 716.27 15.35 0.00 0.00 0.00 0.00 22:57:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 22:58:01 ens3 210.70 174.89 4648.70 21.50 0.00 0.00 0.00 0.00 22:58:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:59:01 ens3 58.62 84.94 61.40 13.76 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 23:00:01 ens3 218.91 252.07 1580.16 35.63 0.00 0.00 0.00 0.00 23:00:01 lo 1.27 1.27 0.63 0.63 0.00 0.00 0.00 0.00 23:01:01 ens3 2.78 2.45 0.70 0.77 0.00 0.00 0.00 0.00 23:01:01 lo 14.00 14.00 4.21 4.21 0.00 0.00 0.00 0.00 23:02:01 ens3 206.78 234.79 1106.72 40.29 0.00 0.00 0.00 0.00 23:02:01 lo 14.81 14.81 3.10 3.10 0.00 0.00 0.00 0.00 23:03:01 ens3 12.10 12.95 10.58 6.04 0.00 0.00 0.00 0.00 23:03:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 112.00 117.12 1160.66 19.05 0.00 0.00 0.00 0.00 Average: lo 4.69 4.69 1.17 1.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1443) 04/25/26 _x86_64_ (4 CPU) 22:54:59 LINUX RESTART (4 CPU) 22:56:01 CPU %user %nice %system %iowait %steal %idle 22:57:01 all 21.91 0.00 1.50 2.45 1.25 72.89 22:57:01 0 25.98 0.00 1.55 1.69 1.10 69.68 22:57:01 1 36.72 0.00 2.42 1.59 1.92 57.35 22:57:01 2 12.95 0.00 1.20 5.61 1.00 79.25 22:57:01 3 11.95 0.00 0.83 0.90 1.01 85.31 22:58:01 all 11.92 0.00 0.76 0.46 0.75 86.11 22:58:01 0 11.82 0.00 1.22 1.40 0.50 85.06 22:58:01 1 5.71 0.00 0.40 0.03 0.32 93.54 22:58:01 2 19.10 0.00 0.83 0.32 1.47 78.28 22:58:01 3 11.06 0.00 0.60 0.10 0.70 87.54 22:59:01 all 3.96 0.00 0.28 0.03 0.25 95.49 22:59:01 0 1.75 0.00 0.17 0.00 0.13 97.95 22:59:01 1 0.82 0.00 0.02 0.00 0.03 99.13 22:59:01 2 6.78 0.00 0.13 0.10 0.65 92.33 22:59:01 3 6.48 0.00 0.80 0.02 0.18 92.51 23:00:01 all 42.75 0.00 1.58 0.51 3.29 51.86 23:00:01 0 34.61 0.00 1.39 0.38 3.24 60.38 23:00:01 1 45.23 0.00 1.93 1.08 3.36 48.40 23:00:01 2 43.54 0.00 1.93 0.50 3.66 50.37 23:00:01 3 47.66 0.00 1.08 0.10 2.90 48.26 23:01:01 all 4.10 0.00 0.36 0.02 0.48 95.05 23:01:01 0 3.55 0.00 0.40 0.00 0.42 95.63 23:01:01 1 3.69 0.00 0.35 0.03 0.47 95.46 23:01:01 2 4.34 0.00 0.38 0.02 0.53 94.72 23:01:01 3 4.82 0.00 0.28 0.00 0.47 94.43 23:02:01 all 16.74 0.00 1.27 0.16 1.30 80.53 23:02:01 0 12.18 0.00 0.73 0.00 1.34 85.75 23:02:01 1 11.40 0.00 1.29 0.47 1.27 85.58 23:02:01 2 21.17 0.00 1.95 0.03 1.43 75.41 23:02:01 3 22.22 0.00 1.13 0.15 1.17 75.33 23:03:01 all 20.62 0.00 0.87 0.94 1.03 76.54 23:03:01 0 17.90 0.00 0.75 0.12 1.00 80.24 23:03:01 1 29.37 0.00 1.08 2.53 1.67 65.35 23:03:01 2 29.75 0.00 1.21 0.42 1.23 67.39 23:03:01 3 5.36 0.00 0.48 0.68 0.23 93.24 Average: all 17.45 0.00 0.95 0.65 1.19 79.75 Average: 0 15.43 0.00 0.89 0.51 1.11 82.07 Average: 1 19.02 0.00 1.07 0.82 1.29 77.79 Average: 2 19.68 0.00 1.09 1.00 1.43 76.80 Average: 3 15.69 0.00 0.75 0.28 0.95 82.33