---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14786 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 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 614 12274 0 3150 15094 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:44:f9:f9 brd ff:ff:ff:ff:ff:ff inet 10.30.107.252/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85947sec preferred_lft 85947sec inet6 fe80::f816:3eff:fe44:f9f9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-14786) 11/23/25 _x86_64_ (4 CPU) 18:33:21 LINUX RESTART (4 CPU) 18:34:01 tps rtps wtps bread/s bwrtn/s 18:35:01 179.06 39.82 139.24 2414.66 25567.61 18:36:02 43.44 2.93 40.51 134.78 5017.30 18:37:01 33.88 0.90 32.98 28.20 7680.60 18:38:01 18.56 0.60 17.96 18.80 1971.00 18:39:01 14.81 0.70 14.11 72.92 1761.84 18:40:01 26.58 5.20 21.38 269.02 21084.89 Average: 52.78 8.38 44.40 491.07 10522.18 18:34:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:35:01 12962028 14795652 3462940 21.08 75816 1947752 1282180 7.34 1481944 1745900 103688 18:36:02 12227620 14135536 4197348 25.55 78260 2016332 2223284 12.72 2180560 1773784 30532 18:37:01 12120456 14248544 4304512 26.21 83372 2225092 1982616 11.35 2088588 1957700 25004 18:38:01 11854496 14027488 4570472 27.83 87088 2262424 1895440 10.85 2323460 1983140 18896 18:39:01 11550872 13847156 4874096 29.67 89680 2379228 2063360 11.81 2517712 2083048 92664 18:40:01 10884536 13800576 5540432 33.73 92756 2970360 2355940 13.48 2645412 2592484 69388 Average: 11933335 14142492 4491633 27.35 84495 2300198 1967137 11.26 2206279 2022676 56695 18:34:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:35:01 ens3 276.21 205.41 2402.62 41.47 0.00 0.00 0.00 0.00 18:35:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 18:36:02 ens3 3228.01 1981.47 1352.15 834.80 0.00 0.00 0.00 0.00 18:36:02 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 18:37:01 ens3 2233.44 1262.53 3654.37 469.64 0.00 0.00 0.00 0.00 18:37:01 lo 8.63 8.63 0.84 0.84 0.00 0.00 0.00 0.00 18:38:01 ens3 652.76 413.20 292.98 191.53 0.00 0.00 0.00 0.00 18:38:01 lo 7.23 7.23 9.52 9.52 0.00 0.00 0.00 0.00 18:39:01 ens3 477.89 305.63 311.95 114.94 0.00 0.00 0.00 0.00 18:39:01 lo 5.05 5.05 0.83 0.83 0.00 0.00 0.00 0.00 18:40:01 ens3 1043.86 658.44 2978.20 215.62 0.00 0.00 0.00 0.00 18:40:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 1316.12 803.16 1826.99 310.88 0.00 0.00 0.00 0.00 Average: lo 3.73 3.73 1.90 1.90 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-14786) 11/23/25 _x86_64_ (4 CPU) 18:33:21 LINUX RESTART (4 CPU) 18:34:01 CPU %user %nice %system %iowait %steal %idle 18:35:01 all 32.15 0.00 1.82 1.98 0.07 63.97 18:35:01 0 22.52 0.00 0.99 4.13 0.07 72.29 18:35:01 1 56.07 0.00 3.08 1.10 0.08 39.67 18:35:01 2 23.91 0.00 1.39 1.79 0.05 72.87 18:35:01 3 26.12 0.00 1.84 0.92 0.07 71.05 18:36:02 all 76.43 0.00 5.94 0.10 0.09 17.43 18:36:02 0 76.65 0.00 8.01 0.28 0.08 14.97 18:36:02 1 68.35 0.00 5.18 0.03 0.08 26.36 18:36:02 2 83.70 0.00 4.66 0.03 0.08 11.52 18:36:02 3 77.01 0.00 5.93 0.07 0.10 16.88 18:37:01 all 61.14 0.00 4.40 0.03 0.09 34.34 18:37:01 0 74.74 0.00 2.96 0.08 0.10 22.11 18:37:01 1 49.77 0.00 2.20 0.00 0.08 47.94 18:37:01 2 61.79 0.00 6.85 0.02 0.08 31.26 18:37:01 3 58.27 0.00 5.61 0.02 0.09 36.02 18:38:01 all 70.55 0.00 2.51 0.04 0.08 26.81 18:38:01 0 70.70 0.00 1.96 0.08 0.07 27.19 18:38:01 1 67.87 0.00 1.76 0.07 0.08 30.22 18:38:01 2 73.98 0.00 3.42 0.00 0.10 22.50 18:38:01 3 69.64 0.00 2.94 0.00 0.08 27.33 18:39:01 all 62.69 0.00 1.88 0.04 0.08 35.30 18:39:01 0 61.58 0.00 1.43 0.05 0.08 36.86 18:39:01 1 66.91 0.00 2.66 0.05 0.10 30.28 18:39:01 2 57.69 0.00 1.52 0.03 0.08 40.67 18:39:01 3 64.59 0.00 1.91 0.03 0.08 33.39 18:40:01 all 59.36 0.00 2.20 0.18 0.08 38.18 18:40:01 0 58.64 0.00 1.79 0.08 0.08 39.40 18:40:01 1 75.37 0.00 2.53 0.15 0.07 21.89 18:40:01 2 53.73 0.00 1.25 0.00 0.07 44.95 18:40:01 3 49.69 0.00 3.27 0.47 0.08 46.49 Average: all 60.38 0.00 3.12 0.40 0.08 36.02 Average: 0 60.77 0.00 2.85 0.79 0.08 35.51 Average: 1 64.08 0.00 2.90 0.23 0.08 32.70 Average: 2 59.11 0.00 3.17 0.31 0.08 37.33 Average: 3 57.55 0.00 3.58 0.25 0.08 38.53