---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3655 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 7.8G 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 461 5145 0 2368 7231 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:6d:b0:ee brd ff:ff:ff:ff:ff:ff inet 10.32.7.150/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86021sec preferred_lft 86021sec inet6 fe80::f816:3eff:fe6d:b0ee/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-3655) 09/13/25 _x86_64_ (4 CPU) 22:37:59 LINUX RESTART (4 CPU) 22:38:01 tps rtps wtps bread/s bwrtn/s 22:39:02 185.52 102.10 83.42 5346.58 40197.58 22:40:01 55.68 0.22 55.46 27.11 9357.10 22:41:01 63.82 29.70 34.13 1629.46 7137.88 22:42:01 9.82 0.00 9.82 0.00 387.67 22:43:01 49.50 2.13 47.37 115.03 8981.27 22:44:01 23.86 0.70 23.16 77.85 4700.82 Average: 64.72 22.54 42.19 1202.54 11800.36 22:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:39:02 6041240 7429160 2126172 26.03 36112 1532156 697284 7.57 568400 1394680 69896 22:40:01 5767212 7409396 2400200 29.39 55428 1751680 704620 7.65 600800 1604620 128472 22:41:01 5526692 7287296 2640720 32.33 58892 1864324 785460 8.52 729664 1711256 1880 22:42:01 5511460 7279780 2655952 32.52 60908 1869008 793488 8.61 739076 1714996 1604 22:43:01 5258480 7386140 2908932 35.62 65856 2216144 707064 7.67 668788 2023488 112284 22:44:01 5264488 7397168 2902924 35.54 68244 2218368 693548 7.53 664980 2021052 9900 Average: 5561595 7364823 2605817 31.91 57573 1908613 730244 7.92 661951 1745015 54006 22:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:39:02 lo 2.13 2.13 0.20 0.20 0.00 0.00 0.00 0.00 22:39:02 ens3 382.99 212.00 1194.01 63.59 0.00 0.00 0.00 0.00 22:40:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 22:40:01 ens3 38.56 32.21 551.51 4.22 0.00 0.00 0.00 0.00 22:41:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 22:41:01 ens3 133.03 117.28 1159.86 25.88 0.00 0.00 0.00 0.00 22:42:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:42:01 ens3 61.04 87.14 65.93 14.06 0.00 0.00 0.00 0.00 22:43:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 22:43:01 ens3 632.51 580.06 4088.57 71.57 0.00 0.00 0.00 0.00 22:44:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 22:44:01 ens3 11.73 12.35 9.15 5.96 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 Average: ens3 210.46 173.91 1179.98 30.96 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3655) 09/13/25 _x86_64_ (4 CPU) 22:37:59 LINUX RESTART (4 CPU) 22:38:01 CPU %user %nice %system %iowait %steal %idle 22:39:02 all 21.70 0.00 2.90 6.26 1.64 67.49 22:39:02 0 25.93 0.00 2.52 10.15 1.58 59.82 22:39:02 1 30.09 0.00 1.97 4.72 1.57 61.65 22:39:02 2 19.90 0.00 2.38 6.39 1.51 69.82 22:39:02 3 10.96 0.00 4.73 3.79 1.90 78.62 22:40:01 all 20.68 0.00 1.35 1.45 1.45 75.08 22:40:01 0 0.03 0.00 0.62 5.24 2.12 92.00 22:40:01 1 64.54 0.00 3.52 0.39 2.35 29.19 22:40:01 2 14.04 0.00 0.91 0.08 0.90 84.07 22:40:01 3 4.42 0.00 0.36 0.02 0.42 94.78 22:41:01 all 15.61 0.00 0.81 1.22 1.10 81.25 22:41:01 0 11.05 0.00 1.18 2.36 0.90 84.51 22:41:01 1 23.74 0.00 0.82 1.97 1.37 72.11 22:41:01 2 14.53 0.00 0.67 0.10 1.03 83.67 22:41:01 3 13.17 0.00 0.53 0.48 1.10 84.71 22:42:01 all 4.08 0.00 0.27 0.03 0.18 95.45 22:42:01 0 2.44 0.00 0.17 0.10 0.12 97.18 22:42:01 1 3.44 0.00 0.25 0.00 0.17 96.14 22:42:01 2 4.51 0.00 0.13 0.00 0.20 95.16 22:42:01 3 5.91 0.00 0.55 0.00 0.23 93.30 22:43:01 all 19.24 0.00 1.58 0.63 1.20 77.35 22:43:01 0 15.25 0.00 1.41 0.91 1.03 81.39 22:43:01 1 24.30 0.00 1.50 0.52 1.19 72.49 22:43:01 2 18.49 0.00 1.54 0.51 1.06 78.39 22:43:01 3 18.95 0.00 1.82 0.57 1.54 77.12 22:44:01 all 20.82 0.00 0.93 0.71 1.17 76.37 22:44:01 0 3.20 0.00 0.46 0.70 0.73 94.92 22:44:01 1 28.28 0.00 1.09 0.08 1.99 68.56 22:44:01 2 29.94 0.00 1.15 1.93 1.07 65.91 22:44:01 3 21.90 0.00 1.07 0.10 0.90 76.03 Average: all 17.02 0.00 1.31 1.72 1.12 78.83 Average: 0 9.66 0.00 1.06 3.24 1.08 84.96 Average: 1 28.98 0.00 1.52 1.28 1.44 66.79 Average: 2 16.92 0.00 1.13 1.51 0.96 79.48 Average: 3 12.58 0.00 1.52 0.83 1.02 84.06