---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9888 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 454 5199 0 2321 7237 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:86:b2:4c brd ff:ff:ff:ff:ff:ff inet 10.32.6.172/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86032sec preferred_lft 86032sec inet6 fe80::f816:3eff:fe86:b24c/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-9888) 11/22/25 _x86_64_ (4 CPU) 05:56:58 LINUX RESTART (4 CPU) 05:57:01 tps rtps wtps bread/s bwrtn/s 05:58:02 173.75 98.92 74.84 5207.80 39780.19 05:59:01 58.93 0.22 58.71 27.11 9656.79 06:00:01 65.64 31.82 33.82 1883.91 7397.13 06:01:01 17.63 8.28 9.35 465.04 4077.97 06:02:01 26.16 4.47 21.70 188.90 6585.30 06:03:01 16.59 0.47 16.13 17.99 1238.98 Average: 59.78 24.09 35.69 1301.89 11460.13 05:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:58:02 6089144 7460768 2078268 25.45 34280 1518532 658488 7.15 535068 1380144 61980 05:59:01 5827608 7410764 2339804 28.65 52312 1700696 688744 7.47 594828 1559532 65648 06:00:01 5404516 7277560 2762896 33.83 62232 1969176 805684 8.74 745712 1808356 107300 06:01:01 4425680 6320340 3741732 45.81 63016 1988436 1655088 17.96 1729612 1793908 452 06:02:01 5347212 7429408 2820200 34.53 68036 2166964 661472 7.18 704276 1895512 22988 06:03:01 5346024 7432896 2821388 34.54 69760 2169140 659688 7.16 704888 1894824 11980 Average: 5406697 7221956 2760715 33.80 58273 1918824 854861 9.28 835731 1722046 45058 05:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:58:02 lo 2.13 2.13 0.19 0.19 0.00 0.00 0.00 0.00 05:58:02 ens3 349.63 208.53 1073.34 64.19 0.00 0.00 0.00 0.00 05:59:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 05:59:01 ens3 57.90 46.78 704.69 5.78 0.00 0.00 0.00 0.00 06:00:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 06:00:01 ens3 223.46 190.17 2570.61 31.07 0.00 0.00 0.00 0.00 06:01:01 lo 87.30 87.30 32.19 32.19 0.00 0.00 0.00 0.00 06:01:01 ens3 18.63 15.84 72.56 2.77 0.00 0.00 0.00 0.00 06:02:01 lo 34.66 34.66 4.31 4.31 0.00 0.00 0.00 0.00 06:02:01 ens3 117.85 106.72 1061.86 19.58 0.00 0.00 0.00 0.00 06:03:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 06:03:01 ens3 8.15 9.85 6.10 4.46 0.00 0.00 0.00 0.00 Average: lo 21.11 21.11 6.17 6.17 0.00 0.00 0.00 0.00 Average: ens3 129.46 96.45 915.41 21.35 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9888) 11/22/25 _x86_64_ (4 CPU) 05:56:58 LINUX RESTART (4 CPU) 05:57:01 CPU %user %nice %system %iowait %steal %idle 05:58:02 all 20.03 0.00 2.87 5.65 1.13 70.33 05:58:02 0 23.02 0.00 2.57 9.12 1.27 64.02 05:58:02 1 11.70 0.00 1.60 4.73 0.93 81.03 05:58:02 2 23.11 0.00 5.59 5.71 1.27 64.31 05:58:02 3 22.28 0.00 1.68 3.04 1.03 71.97 05:59:01 all 20.36 0.00 1.30 1.81 1.04 75.49 05:59:01 0 28.00 0.00 1.98 2.71 0.96 66.35 05:59:01 1 22.44 0.00 1.59 0.27 1.05 74.65 05:59:01 2 17.04 0.00 0.73 0.27 0.78 81.17 05:59:01 3 13.95 0.00 0.93 4.02 1.36 79.74 06:00:01 all 21.14 0.00 1.45 1.70 1.52 74.18 06:00:01 0 18.06 0.00 1.45 2.49 1.30 76.71 06:00:01 1 25.49 0.00 1.55 2.80 1.45 68.71 06:00:01 2 18.85 0.00 1.57 0.07 1.52 78.00 06:00:01 3 22.19 0.00 1.26 1.41 1.83 73.31 06:01:01 all 53.49 0.00 1.66 0.50 4.17 40.17 06:01:01 0 56.12 0.00 1.59 0.36 3.68 38.25 06:01:01 1 55.24 0.00 1.63 0.67 4.49 37.98 06:01:01 2 51.79 0.00 1.72 0.70 4.37 41.42 06:01:01 3 50.83 0.00 1.70 0.28 4.16 43.02 06:02:01 all 26.24 0.00 1.63 0.74 1.89 69.50 06:02:01 0 23.97 0.00 1.81 1.39 1.69 71.14 06:02:01 1 35.93 0.00 2.11 1.28 2.22 58.46 06:02:01 2 19.77 0.00 1.49 0.05 1.92 76.76 06:02:01 3 25.30 0.00 1.09 0.23 1.72 71.65 06:03:01 all 21.13 0.00 0.92 0.54 1.11 76.30 06:03:01 0 47.03 0.00 1.62 0.18 1.50 49.68 06:03:01 1 24.20 0.00 0.65 0.20 1.03 73.92 06:03:01 2 2.10 0.00 0.35 0.07 1.04 96.44 06:03:01 3 11.37 0.00 1.03 1.71 0.88 85.00 Average: all 27.10 0.00 1.64 1.82 1.82 67.62 Average: 0 32.72 0.00 1.83 2.71 1.74 61.00 Average: 1 29.20 0.00 1.52 1.66 1.87 65.76 Average: 2 22.13 0.00 1.91 1.14 1.82 73.00 Average: 3 24.37 0.00 1.28 1.78 1.83 70.74