---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9873 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 7.8G 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 5179 0 2334 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:1a:ea:a2 brd ff:ff:ff:ff:ff:ff inet 10.32.7.23/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86021sec preferred_lft 86021sec inet6 fe80::f816:3eff:fe1a:eaa2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9873) 11/22/25 _x86_64_ (4 CPU) 02:56:59 LINUX RESTART (4 CPU) 02:57:01 tps rtps wtps bread/s bwrtn/s 02:58:02 186.50 104.75 81.75 5354.71 40136.93 02:59:01 58.13 0.22 57.91 27.11 9449.25 03:00:01 46.46 12.36 34.09 244.63 7485.82 03:01:01 8.71 0.00 8.71 0.00 316.69 03:02:01 47.40 0.38 47.02 14.27 8834.00 03:03:01 25.93 0.70 25.23 77.85 4751.74 Average: 62.20 19.79 42.41 955.67 11835.46 02:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:02 6042408 7428824 2125004 26.02 35720 1531408 691624 7.50 568508 1393444 68564 02:59:01 5751408 7397956 2416004 29.58 55408 1756220 707144 7.67 613784 1608420 130684 03:00:01 5502056 7233908 2665356 32.63 58540 1835812 901912 9.79 786160 1679912 1180 03:01:01 5494884 7233820 2672528 32.72 60480 1840080 901912 9.79 788408 1683412 2212 03:02:01 5276724 7370020 2890688 35.39 65656 2181940 724220 7.86 669444 2006340 114292 03:03:01 5295444 7393844 2871968 35.16 67860 2184492 706000 7.66 651512 2004328 9932 Average: 5560487 7343062 2606925 31.92 57277 1888325 772135 8.38 679636 1729309 54477 02:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:02 ens3 398.32 208.12 1187.45 64.40 0.00 0.00 0.00 0.00 02:58:02 lo 2.13 2.13 0.20 0.20 0.00 0.00 0.00 0.00 02:59:01 ens3 42.18 35.03 572.69 4.52 0.00 0.00 0.00 0.00 02:59:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:00:01 ens3 124.73 103.53 1315.23 19.98 0.00 0.00 0.00 0.00 03:00:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 03:01:01 ens3 56.26 81.02 59.52 12.82 0.00 0.00 0.00 0.00 03:01:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:02:01 ens3 686.17 605.25 4060.14 78.30 0.00 0.00 0.00 0.00 03:02:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 03:03:01 ens3 11.51 11.86 9.09 5.88 0.00 0.00 0.00 0.00 03:03:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 220.34 174.51 1202.33 31.05 0.00 0.00 0.00 0.00 Average: lo 0.88 0.88 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9873) 11/22/25 _x86_64_ (4 CPU) 02:56:59 LINUX RESTART (4 CPU) 02:57:01 CPU %user %nice %system %iowait %steal %idle 02:58:02 all 21.02 0.00 2.97 6.34 1.82 67.85 02:58:02 0 13.95 0.00 5.04 9.45 1.50 70.05 02:58:02 1 16.84 0.00 1.72 7.23 1.56 72.65 02:58:02 2 22.69 0.00 2.22 5.74 2.17 67.17 02:58:02 3 30.57 0.00 2.86 2.94 2.04 61.59 02:59:01 all 19.94 0.00 1.24 2.41 1.33 75.08 02:59:01 0 14.06 0.00 1.00 1.02 0.76 83.17 02:59:01 1 11.13 0.00 1.10 5.45 0.96 81.36 02:59:01 2 20.44 0.00 0.83 2.83 2.07 73.82 02:59:01 3 34.08 0.00 2.04 0.32 1.54 62.02 03:00:01 all 15.66 0.00 0.86 0.69 1.68 81.11 03:00:01 0 13.86 0.00 0.28 0.28 1.08 84.50 03:00:01 1 16.46 0.00 1.51 0.32 1.84 79.87 03:00:01 2 10.70 0.00 0.88 2.02 1.64 84.76 03:00:01 3 21.60 0.00 0.80 0.15 2.17 75.28 03:01:01 all 4.88 0.00 0.47 0.02 0.55 94.07 03:01:01 0 0.05 0.00 0.00 0.00 0.05 99.90 03:01:01 1 6.87 0.00 0.87 0.00 0.63 91.63 03:01:01 2 5.64 0.00 0.81 0.08 0.50 92.97 03:01:01 3 6.99 0.00 0.20 0.00 1.02 91.80 03:02:01 all 19.53 0.00 1.68 0.89 1.41 76.50 03:02:01 0 12.70 0.00 0.95 0.48 1.13 84.73 03:02:01 1 33.82 0.00 2.55 0.60 1.75 61.28 03:02:01 2 13.43 0.00 1.48 1.98 1.32 81.79 03:02:01 3 18.24 0.00 1.74 0.50 1.44 78.08 03:03:01 all 20.68 0.00 0.95 0.95 1.08 76.34 03:03:01 0 26.70 0.00 0.75 0.25 1.39 70.91 03:03:01 1 25.02 0.00 1.08 0.15 1.18 72.57 03:03:01 2 12.17 0.00 1.05 2.43 0.65 83.71 03:03:01 3 18.83 0.00 0.93 0.96 1.08 78.20 Average: all 16.95 0.00 1.36 1.88 1.31 78.50 Average: 0 13.56 0.00 1.34 1.91 0.99 82.20 Average: 1 18.36 0.00 1.47 2.29 1.32 76.56 Average: 2 14.17 0.00 1.21 2.51 1.39 80.71 Average: 3 21.70 0.00 1.43 0.81 1.55 74.51