---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-45179 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 9.2G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 591 12335 0 3113 15118 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:61:93:55 brd ff:ff:ff:ff:ff:ff inet 10.30.106.189/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85915sec preferred_lft 85915sec inet6 fe80::f816:3eff:fe61:9355/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-45179) 09/11/25 _x86_64_ (4 CPU) 18:33:41 LINUX RESTART (4 CPU) 18:34:02 tps rtps wtps bread/s bwrtn/s 18:35:02 293.41 55.40 238.01 3666.23 44628.37 18:36:01 185.41 41.18 144.23 2517.77 36044.32 18:37:01 27.58 2.20 25.38 67.07 23170.80 18:38:01 36.13 1.03 35.09 31.19 8981.44 18:39:01 16.63 0.43 16.20 12.53 1793.97 18:40:01 13.13 0.70 12.43 72.92 1545.34 18:41:01 23.50 4.02 19.48 247.43 21396.97 Average: 84.38 14.84 69.54 934.85 19553.35 18:34:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:35:02 14051472 15490972 2373496 14.45 50728 1597932 848532 4.86 725652 1450160 89532 18:36:01 12987916 14826864 3437052 20.93 76332 1952092 1509564 8.64 1460384 1736148 22960 18:37:01 12068516 13978300 4356452 26.52 78612 2017036 2131892 12.20 2336348 1772332 31580 18:38:01 12285012 14418892 4139956 25.21 84484 2228224 1697756 9.72 1922228 1956396 24912 18:39:01 10726012 12896068 5698956 34.70 87208 2258616 3358212 19.22 3449204 1978188 13848 18:40:01 10485008 12925312 5939960 36.16 89700 2520616 3168960 18.14 3438820 2217960 238960 18:41:01 12679832 15517008 3745136 22.80 93044 2898416 760064 4.35 932572 2518316 28536 Average: 12183395 14293345 4241573 25.82 80015 2210419 1924997 11.02 2037887 1947071 64333 18:34:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:35:02 lo 1.63 1.63 0.18 0.18 0.00 0.00 0.00 0.00 18:35:02 ens3 253.97 204.02 1688.98 73.37 0.00 0.00 0.00 0.00 18:36:01 lo 0.75 0.75 0.08 0.08 0.00 0.00 0.00 0.00 18:36:01 ens3 278.84 204.34 1869.43 65.18 0.00 0.00 0.00 0.00 18:37:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 18:37:01 ens3 2037.98 1344.33 1051.08 624.78 0.00 0.00 0.00 0.00 18:38:01 lo 8.55 8.55 0.83 0.83 0.00 0.00 0.00 0.00 18:38:01 ens3 1046.03 742.64 3310.38 298.10 0.00 0.00 0.00 0.00 18:39:01 lo 7.18 7.18 9.52 9.52 0.00 0.00 0.00 0.00 18:39:01 ens3 689.29 385.42 271.18 187.06 0.00 0.00 0.00 0.00 18:40:01 lo 5.32 5.32 0.84 0.84 0.00 0.00 0.00 0.00 18:40:01 ens3 553.99 318.13 351.62 139.70 0.00 0.00 0.00 0.00 18:41:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 18:41:01 ens3 1367.87 905.85 2696.65 356.77 0.00 0.00 0.00 0.00 Average: lo 3.51 3.51 1.66 1.66 0.00 0.00 0.00 0.00 Average: ens3 892.64 588.18 1604.82 250.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-45179) 09/11/25 _x86_64_ (4 CPU) 18:33:41 LINUX RESTART (4 CPU) 18:34:02 CPU %user %nice %system %iowait %steal %idle 18:35:02 all 15.52 0.00 1.53 9.34 0.06 73.55 18:35:02 0 17.03 0.00 1.65 1.95 0.07 79.30 18:35:02 1 7.69 0.00 1.21 12.74 0.05 78.32 18:35:02 2 17.47 0.00 1.90 21.69 0.05 58.89 18:35:02 3 19.96 0.00 1.41 1.27 0.05 77.30 18:36:01 all 37.01 0.00 1.87 3.65 0.08 57.39 18:36:01 0 41.72 0.00 2.64 2.38 0.09 53.18 18:36:01 1 27.98 0.00 1.51 1.19 0.07 69.25 18:36:01 2 30.14 0.00 0.93 7.71 0.05 61.16 18:36:01 3 48.26 0.00 2.39 3.29 0.10 45.96 18:37:01 all 76.02 0.00 5.43 0.85 0.12 17.58 18:37:01 0 60.42 0.00 4.87 2.92 0.10 31.69 18:37:01 1 81.79 0.00 4.69 0.15 0.17 13.20 18:37:01 2 83.29 0.00 4.44 0.08 0.10 12.09 18:37:01 3 78.58 0.00 7.76 0.23 0.13 13.29 18:38:01 all 61.41 0.00 3.56 0.26 0.12 34.66 18:38:01 0 64.93 0.00 2.90 0.02 0.13 32.03 18:38:01 1 55.05 0.00 3.44 0.34 0.12 41.06 18:38:01 2 70.28 0.00 3.85 0.02 0.12 25.74 18:38:01 3 55.42 0.00 4.02 0.62 0.10 39.84 18:39:01 all 64.51 0.00 2.27 0.66 0.11 32.45 18:39:01 0 59.94 0.00 1.68 0.00 0.12 38.26 18:39:01 1 63.77 0.00 3.75 1.34 0.10 31.05 18:39:01 2 71.79 0.00 0.92 0.03 0.10 27.16 18:39:01 3 62.54 0.00 2.71 1.27 0.10 33.37 18:40:01 all 61.42 0.00 2.18 0.11 0.15 36.15 18:40:01 0 59.62 0.00 2.02 0.02 0.18 38.15 18:40:01 1 55.54 0.00 2.21 0.32 0.13 41.80 18:40:01 2 69.65 0.00 2.00 0.02 0.15 28.18 18:40:01 3 60.80 0.00 2.49 0.10 0.13 36.47 18:41:01 all 50.13 0.00 2.32 0.50 0.10 46.95 18:41:01 0 43.69 0.00 2.67 0.64 0.12 52.88 18:41:01 1 48.15 0.00 2.43 0.94 0.10 48.39 18:41:01 2 54.65 0.00 1.54 0.02 0.08 43.72 18:41:01 3 54.02 0.00 2.65 0.40 0.10 42.82 Average: all 52.43 0.00 2.74 2.17 0.11 42.56 Average: 0 49.68 0.00 2.64 1.13 0.12 46.43 Average: 1 48.71 0.00 2.75 2.41 0.11 46.02 Average: 2 57.01 0.00 2.23 4.12 0.09 36.54 Average: 3 54.31 0.00 3.35 1.02 0.10 41.21