---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1803 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 7.7G 12G 40% / 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 463 5206 0 2305 7228 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:44:02:87 brd ff:ff:ff:ff:ff:ff inet 10.32.7.106/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85955sec preferred_lft 85955sec inet6 fe80::f816:3eff:fe44:287/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1803) 08/23/25 _x86_64_ (4 CPU) 16:37:00 LINUX RESTART (4 CPU) 16:37:01 tps rtps wtps bread/s bwrtn/s 16:38:01 192.17 108.95 83.22 5408.30 40314.36 16:39:01 54.37 1.52 52.85 61.31 8486.77 16:40:01 63.58 28.83 34.76 1621.01 6841.42 16:41:01 9.55 0.00 9.55 0.00 350.34 16:42:01 34.71 10.78 23.93 798.67 3206.67 16:43:01 32.54 3.98 28.56 117.18 3059.49 16:44:01 21.81 0.68 21.13 77.72 4884.39 Average: 58.38 22.09 36.29 1153.75 9598.46 16:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:38:01 6031156 7422984 2136256 26.16 36332 1535852 690580 7.49 574220 1397192 70148 16:39:01 5856292 7494876 2311120 28.30 56008 1747004 606816 6.58 508160 1607540 122044 16:40:01 5524560 7273976 2642852 32.36 59116 1852684 815916 8.85 744168 1697908 1300 16:41:01 5508916 7265604 2658496 32.55 61012 1857124 815916 8.85 754552 1701544 864 16:42:01 4581556 6452036 3585856 43.90 63364 1965192 1535172 16.66 1624000 1747940 2136 16:43:01 5369336 7426988 2798076 34.26 67200 2144288 667216 7.24 708204 1871356 113492 16:44:01 5368596 7436224 2798816 34.27 69316 2151972 656188 7.12 705780 1873812 10836 Average: 5462916 7253241 2704496 33.11 58907 1893445 826829 8.97 802726 1699613 45831 16:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:38:01 ens3 412.21 214.96 1220.63 64.57 0.00 0.00 0.00 0.00 16:38:01 lo 2.13 2.13 0.20 0.20 0.00 0.00 0.00 0.00 16:39:01 ens3 39.87 32.82 533.53 4.91 0.00 0.00 0.00 0.00 16:39:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 16:40:01 ens3 141.91 132.25 972.88 28.26 0.00 0.00 0.00 0.00 16:40:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 16:41:01 ens3 60.46 86.74 63.74 13.95 0.00 0.00 0.00 0.00 16:41:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 16:42:01 ens3 222.61 243.49 1372.39 36.17 0.00 0.00 0.00 0.00 16:42:01 lo 26.98 26.98 9.77 9.77 0.00 0.00 0.00 0.00 16:43:01 ens3 215.43 224.90 1209.50 39.52 0.00 0.00 0.00 0.00 16:43:01 lo 94.92 94.92 26.74 26.74 0.00 0.00 0.00 0.00 16:44:01 ens3 11.58 11.95 9.00 5.73 0.00 0.00 0.00 0.00 16:44:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 157.76 135.31 768.32 27.58 0.00 0.00 0.00 0.00 Average: lo 18.17 18.17 5.29 5.29 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1803) 08/23/25 _x86_64_ (4 CPU) 16:37:00 LINUX RESTART (4 CPU) 16:37:01 CPU %user %nice %system %iowait %steal %idle 16:38:01 all 22.27 0.00 2.92 6.11 1.61 67.09 16:38:01 0 11.66 0.00 1.69 9.02 1.54 76.08 16:38:01 1 23.49 0.00 5.02 7.82 1.76 61.91 16:38:01 2 23.86 0.00 2.73 4.67 1.73 67.02 16:38:01 3 30.12 0.00 2.27 2.90 1.39 63.32 16:39:01 all 20.92 0.00 1.33 1.45 1.45 74.85 16:39:01 0 1.08 0.00 0.08 0.15 2.10 96.59 16:39:01 1 1.66 0.00 0.71 5.10 0.58 91.94 16:39:01 2 32.50 0.00 2.21 0.28 1.43 63.58 16:39:01 3 48.80 0.00 2.30 0.27 1.70 46.94 16:40:01 all 14.54 0.00 0.83 1.15 0.97 82.50 16:40:01 0 11.02 0.00 0.51 0.83 0.83 86.82 16:40:01 1 13.37 0.00 1.14 2.24 0.90 82.36 16:40:01 2 14.81 0.00 0.90 0.39 0.78 83.12 16:40:01 3 18.99 0.00 0.78 1.19 1.41 77.63 16:41:01 all 3.86 0.00 0.27 0.04 0.21 95.61 16:41:01 0 4.07 0.00 0.34 0.00 0.08 95.51 16:41:01 1 2.99 0.00 0.38 0.13 0.10 96.39 16:41:01 2 4.83 0.00 0.25 0.02 0.23 94.66 16:41:01 3 3.58 0.00 0.12 0.00 0.40 95.90 16:42:01 all 44.81 0.00 1.52 0.72 2.95 50.00 16:42:01 0 47.01 0.00 1.42 0.55 2.85 48.17 16:42:01 1 40.19 0.00 1.06 0.27 2.65 55.83 16:42:01 2 43.40 0.00 2.21 1.30 3.58 49.52 16:42:01 3 48.62 0.00 1.42 0.77 2.75 46.45 16:43:01 all 33.06 0.00 1.85 0.41 2.22 62.47 16:43:01 0 34.97 0.00 1.58 0.00 2.00 61.46 16:43:01 1 25.27 0.00 1.36 0.05 2.06 71.26 16:43:01 2 38.71 0.00 2.44 0.96 2.39 55.50 16:43:01 3 33.28 0.00 2.00 0.62 2.40 61.70 16:44:01 all 21.09 0.00 0.99 0.64 0.91 76.37 16:44:01 0 0.55 0.00 0.28 0.00 0.28 98.89 16:44:01 1 13.96 0.00 1.00 0.07 1.33 83.65 16:44:01 2 2.70 0.00 0.57 2.23 0.17 94.33 16:44:01 3 67.22 0.00 2.13 0.27 1.87 28.51 Average: all 22.98 0.00 1.39 1.50 1.48 72.65 Average: 0 15.78 0.00 0.84 1.51 1.39 80.48 Average: 1 17.30 0.00 1.53 2.24 1.34 77.59 Average: 2 23.02 0.00 1.62 1.41 1.48 72.48 Average: 3 35.86 0.00 1.58 0.86 1.70 60.01