---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11039 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 7.8G 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 470 5168 0 2336 7221 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:e6:49:b1 brd ff:ff:ff:ff:ff:ff inet 10.32.7.250/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85999sec preferred_lft 85999sec inet6 fe80::f816:3eff:fee6:49b1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11039) 12/06/25 _x86_64_ (4 CPU) 02:56:59 LINUX RESTART (4 CPU) 02:57:01 tps rtps wtps bread/s bwrtn/s 02:58:02 188.40 107.58 80.82 5390.07 40254.33 02:59:01 62.24 8.03 54.21 217.32 9369.40 03:00:01 38.18 4.60 33.58 51.46 7151.21 03:01:01 8.72 0.00 8.72 0.00 323.28 03:02:01 30.94 0.17 30.78 3.47 7322.11 03:03:01 33.54 0.90 32.64 88.52 5370.97 Average: 60.34 20.25 40.09 960.66 11638.98 02:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:02 6023852 7414512 2143560 26.25 36240 1534996 700308 7.60 582084 1396944 71136 02:59:01 5820548 7478132 2346864 28.73 56160 1765836 611396 6.63 529612 1621252 134308 03:00:01 5496020 7228288 2671392 32.71 58640 1836128 888464 9.64 790484 1680264 1212 03:01:01 5485484 7223932 2681928 32.84 60360 1839788 888464 9.64 796840 1683236 1108 03:02:01 5194480 7152892 2972932 36.40 63496 2051276 907716 9.85 871736 1888316 6848 03:03:01 5343436 7441476 2823976 34.58 67100 2184676 641412 6.96 601004 2005520 25064 Average: 5560637 7323205 2606775 31.92 56999 1868783 772960 8.39 695293 1712589 39946 02:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:02 lo 2.13 2.13 0.20 0.20 0.00 0.00 0.00 0.00 02:58:02 ens3 370.58 198.18 1205.22 62.77 0.00 0.00 0.00 0.00 02:59:01 lo 0.47 0.47 0.05 0.05 0.00 0.00 0.00 0.00 02:59:01 ens3 80.02 49.28 718.41 11.95 0.00 0.00 0.00 0.00 03:00:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 03:00:01 ens3 94.43 92.57 1152.06 14.53 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 03:01:01 ens3 48.14 69.52 49.91 11.04 0.00 0.00 0.00 0.00 03:02:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:02:01 ens3 540.73 464.27 3514.09 53.79 0.00 0.00 0.00 0.00 03:03:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 03:03:01 ens3 140.21 130.14 552.71 27.99 0.00 0.00 0.00 0.00 Average: lo 0.85 0.85 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 212.72 167.66 1200.07 30.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11039) 12/06/25 _x86_64_ (4 CPU) 02:56:59 LINUX RESTART (4 CPU) 02:57:01 CPU %user %nice %system %iowait %steal %idle 02:58:02 all 20.56 0.00 2.76 6.76 1.74 68.18 02:58:02 0 20.87 0.00 2.42 5.56 1.83 69.31 02:58:02 1 18.26 0.00 4.59 5.92 1.92 69.31 02:58:02 2 24.93 0.00 1.93 10.26 1.85 61.03 02:58:02 3 18.15 0.00 2.08 5.29 1.38 73.09 02:59:01 all 20.83 0.00 1.32 1.95 1.23 74.67 02:59:01 0 29.41 0.00 2.13 0.52 2.21 65.72 02:59:01 1 27.91 0.00 1.47 0.17 1.02 69.43 02:59:01 2 22.28 0.00 1.39 6.80 1.12 68.41 02:59:01 3 3.69 0.00 0.32 0.34 0.54 95.11 03:00:01 all 12.70 0.00 0.65 0.55 1.36 84.73 03:00:01 0 17.60 0.00 0.85 0.53 1.44 79.58 03:00:01 1 9.11 0.00 0.45 0.00 1.03 89.42 03:00:01 2 9.24 0.00 0.63 1.58 1.20 87.35 03:00:01 3 14.84 0.00 0.66 0.10 1.79 82.60 03:01:01 all 3.47 0.00 0.28 0.03 0.50 95.71 03:01:01 0 2.14 0.00 0.12 0.00 0.37 97.38 03:01:01 1 5.76 0.00 0.63 0.00 0.53 93.07 03:01:01 2 1.18 0.00 0.07 0.10 0.17 98.48 03:01:01 3 4.84 0.00 0.30 0.00 0.95 93.91 03:02:01 all 10.20 0.00 0.91 0.27 0.99 87.63 03:02:01 0 8.89 0.00 0.93 0.32 0.67 89.20 03:02:01 1 8.17 0.00 1.17 0.03 0.92 89.72 03:02:01 2 13.46 0.00 0.83 0.75 0.93 84.03 03:02:01 3 10.25 0.00 0.70 0.00 1.42 87.63 03:03:01 all 21.28 0.00 1.22 0.89 1.12 75.49 03:03:01 0 7.60 0.00 0.81 1.21 0.67 89.71 03:03:01 1 35.26 0.00 1.37 0.90 1.23 61.24 03:03:01 2 8.90 0.00 1.29 1.34 1.26 87.21 03:03:01 3 33.46 0.00 1.45 0.10 1.33 63.67 Average: all 14.83 0.00 1.19 1.74 1.16 81.07 Average: 0 14.41 0.00 1.21 1.36 1.20 81.82 Average: 1 17.37 0.00 1.61 1.18 1.11 78.73 Average: 2 13.31 0.00 1.02 3.46 1.09 81.12 Average: 3 14.24 0.00 0.92 0.97 1.24 82.63