---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8326 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 7.9G 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 455 5058 0 2462 7233 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:01:c1:9d brd ff:ff:ff:ff:ff:ff inet 10.32.7.187/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86025sec preferred_lft 86025sec inet6 fe80::f816:3eff:fe01:c19d/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-8326) 08/15/26 _x86_64_ (4 CPU) 03:47:58 LINUX RESTART (4 CPU) 03:48:01 tps rtps wtps bread/s bwrtn/s 03:49:02 176.00 95.75 80.25 5166.47 39765.26 03:50:01 57.74 0.17 57.57 21.15 9972.75 03:51:01 58.27 12.58 45.69 270.62 11364.64 03:52:01 9.85 0.00 9.85 0.00 398.07 03:53:01 44.93 0.40 44.53 14.40 8706.55 03:54:01 25.81 0.62 25.20 67.86 4878.52 Average: 62.11 18.30 43.81 925.90 12521.31 03:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:49:02 6078708 7448344 2088704 25.57 34960 1516104 673708 7.31 548776 1380508 62028 03:50:01 5724084 7397180 2443328 29.92 54444 1784264 710824 7.71 615332 1636228 151408 03:51:01 5396600 7251416 2770812 33.93 59524 1954536 880280 9.55 766512 1799164 1940 03:52:01 5382720 7245088 2784692 34.10 61556 1959036 880280 9.55 774592 1802776 1244 03:53:01 5184228 7403892 2983184 36.53 66796 2303628 689380 7.48 633684 2127056 116556 03:54:01 5169404 7397100 2998008 36.71 69128 2308980 690544 7.49 654704 2120244 11328 Average: 5489291 7357170 2678121 32.79 57735 1971091 754169 8.18 665600 1810996 57417 03:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:49:02 ens3 412.18 224.90 1108.81 65.84 0.00 0.00 0.00 0.00 03:49:02 lo 2.07 2.07 0.19 0.19 0.00 0.00 0.00 0.00 03:50:01 ens3 46.49 38.11 786.42 4.97 0.00 0.00 0.00 0.00 03:50:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:51:01 ens3 144.48 126.31 1668.82 22.69 0.00 0.00 0.00 0.00 03:51:01 lo 1.53 1.53 0.15 0.15 0.00 0.00 0.00 0.00 03:52:01 ens3 52.76 75.94 54.88 13.74 0.00 0.00 0.00 0.00 03:52:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:53:01 ens3 571.87 493.85 4024.00 72.51 0.00 0.00 0.00 0.00 03:53:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:54:01 ens3 13.35 13.75 10.45 6.43 0.00 0.00 0.00 0.00 03:54:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 207.30 162.48 1276.91 31.10 0.00 0.00 0.00 0.00 Average: lo 0.89 0.89 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8326) 08/15/26 _x86_64_ (4 CPU) 03:47:58 LINUX RESTART (4 CPU) 03:48:01 CPU %user %nice %system %iowait %steal %idle 03:49:02 all 22.13 0.00 3.10 5.30 1.78 67.69 03:49:02 0 13.44 0.00 1.63 3.50 1.02 80.41 03:49:02 1 34.80 0.00 2.68 4.92 1.98 55.63 03:49:02 2 27.02 0.00 6.24 5.96 2.47 58.31 03:49:02 3 13.25 0.00 1.84 6.79 1.64 76.47 03:50:01 all 19.91 0.00 1.22 1.86 1.18 75.82 03:50:01 0 0.64 0.00 0.08 0.00 0.17 99.10 03:50:01 1 31.06 0.00 2.18 5.84 1.29 59.62 03:50:01 2 28.54 0.00 1.51 1.43 2.20 66.32 03:50:01 3 19.34 0.00 1.12 0.17 1.07 78.30 03:51:01 all 17.69 0.00 1.14 1.22 1.31 78.64 03:51:01 0 10.40 0.00 0.57 1.25 0.88 86.90 03:51:01 1 15.09 0.00 1.33 2.52 1.18 79.87 03:51:01 2 34.55 0.00 1.75 0.88 2.04 60.78 03:51:01 3 10.74 0.00 0.88 0.25 1.15 86.97 03:52:01 all 5.22 0.00 0.36 0.03 0.44 93.95 03:52:01 0 0.00 0.00 0.02 0.00 0.02 99.97 03:52:01 1 3.76 0.00 0.45 0.00 0.33 95.46 03:52:01 2 8.97 0.00 0.15 0.08 1.04 89.76 03:52:01 3 8.16 0.00 0.83 0.00 0.35 90.66 03:53:01 all 18.90 0.00 1.59 0.52 1.39 77.60 03:53:01 0 15.40 0.00 1.68 0.00 1.13 81.79 03:53:01 1 28.17 0.00 1.40 0.43 1.55 68.46 03:53:01 2 17.44 0.00 1.56 1.06 1.56 78.39 03:53:01 3 14.58 0.00 1.73 0.58 1.35 81.77 03:54:01 all 20.58 0.00 0.90 0.86 1.19 76.46 03:54:01 0 33.28 0.00 1.03 0.13 1.40 64.16 03:54:01 1 32.94 0.00 1.03 0.75 1.48 63.80 03:54:01 2 11.81 0.00 1.05 2.53 0.85 83.77 03:54:01 3 4.42 0.00 0.48 0.03 1.04 94.02 Average: all 17.41 0.00 1.39 1.63 1.22 78.36 Average: 0 12.22 0.00 0.84 0.82 0.77 85.35 Average: 1 24.30 0.00 1.51 2.40 1.30 70.49 Average: 2 21.39 0.00 2.05 2.00 1.69 72.88 Average: 3 11.72 0.00 1.15 1.31 1.10 84.72