---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-496 5.15.0-131-generic #141-Ubuntu SMP Fri Jan 10 21:18:28 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5600.00 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 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 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 12G 66G 16% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 651 8661 4 6676 14995 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:d9:29:b4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.35/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82968sec preferred_lft 82968sec inet6 fe80::f816:3eff:fed9:29b4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:42:8b:58:eb:43 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-131-generic (prd-ubuntu2204-docker-4c-4g-496) 09/20/25 _x86_64_ (4 CPU) 18:46:23 LINUX RESTART (4 CPU) 18:50:38 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:00:27 33.05 12.61 7.23 13.21 728.70 968.31 264106.30 19:10:27 2.00 0.00 2.00 0.00 0.03 36.40 427.67 19:20:01 25.60 3.16 19.85 2.59 171.46 3382.49 4748.83 19:30:21 28.27 0.02 25.18 3.07 0.50 2422.60 14356.85 19:40:28 17.04 0.09 15.26 1.69 4.59 8853.61 15577.03 Average: 21.14 3.11 13.96 4.07 177.28 3146.84 59092.76 18:50:38 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:00:27 12782432 15510504 461988 2.82 83092 2833588 979668 5.62 555772 2695016 52 19:10:27 12776736 15506868 465444 2.84 84616 2833900 987988 5.67 557300 2700948 64 19:20:01 10077932 13693136 2264340 13.83 122524 3620612 2451876 14.07 877944 5020656 18152 19:30:21 8100740 12360192 3592776 21.94 143176 4199224 3650908 20.96 1021340 6804080 211192 19:40:28 8907896 15383604 562040 3.43 163368 6323232 1098824 6.31 1818268 5119008 12 Average: 10529147 14490861 1469318 8.97 119355 3962111 1833853 10.53 966125 4467942 45894 18:50:38 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:00:27 lo 0.18 0.18 0.02 0.02 0.00 0.00 0.00 0.00 19:00:27 ens3 23.52 16.52 331.63 1.40 0.00 0.00 0.00 0.00 19:00:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:27 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:10:27 ens3 6.17 5.04 85.62 0.79 0.00 0.00 0.00 0.00 19:10:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:01 lo 1496.87 1496.87 1419.62 1419.62 0.00 0.00 0.00 0.00 19:20:01 ens3 90.95 73.74 783.68 15.00 0.00 0.00 0.00 0.00 19:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:21 lo 1206.68 1206.68 1148.50 1148.50 0.00 0.00 0.00 0.00 19:30:21 ens3 35.56 27.34 23.17 8.41 0.00 0.00 0.00 0.00 19:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:28 lo 386.37 386.37 2534.80 2534.80 0.00 0.00 0.00 0.00 19:40:28 ens3 58.13 59.71 125.34 438.35 0.00 0.00 0.00 0.00 19:40:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 616.23 616.23 1025.35 1025.35 0.00 0.00 0.00 0.00 Average: ens3 42.50 36.21 263.03 94.03 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-131-generic (prd-ubuntu2204-docker-4c-4g-496) 09/20/25 _x86_64_ (4 CPU) 18:46:23 LINUX RESTART (4 CPU) 18:50:38 CPU %user %nice %system %iowait %steal %idle 19:00:27 all 0.54 0.08 0.32 0.18 0.02 98.87 19:00:27 0 0.31 0.05 0.23 0.17 0.01 99.22 19:00:27 1 0.71 0.19 0.32 0.26 0.01 98.51 19:00:27 2 0.75 0.04 0.49 0.14 0.01 98.57 19:00:27 3 0.40 0.03 0.23 0.14 0.03 99.18 19:10:27 all 0.36 0.00 0.04 0.01 0.01 99.57 19:10:27 0 0.64 0.00 0.07 0.00 0.02 99.27 19:10:27 1 0.19 0.00 0.03 0.00 0.01 99.76 19:10:27 2 0.38 0.00 0.03 0.01 0.01 99.57 19:10:27 3 0.23 0.00 0.04 0.01 0.01 99.70 19:20:01 all 54.15 0.00 2.30 0.46 0.09 43.00 19:20:01 0 54.05 0.00 2.23 0.07 0.09 43.56 19:20:01 1 52.96 0.00 2.27 0.49 0.09 44.18 19:20:01 2 55.33 0.00 2.59 0.15 0.09 41.84 19:20:01 3 54.27 0.00 2.09 1.13 0.09 42.42 19:30:21 all 66.93 0.00 2.44 0.08 0.10 30.44 19:30:21 0 68.48 0.00 2.40 0.04 0.10 28.98 19:30:21 1 66.74 0.00 2.57 0.14 0.10 30.45 19:30:21 2 67.77 0.00 2.32 0.10 0.10 29.71 19:30:21 3 64.72 0.00 2.48 0.05 0.11 32.64 19:40:28 all 32.79 0.00 3.55 0.22 0.08 63.37 19:40:28 0 30.67 0.00 1.39 0.03 0.07 67.84 19:40:28 1 28.29 0.00 2.45 0.46 0.07 68.73 19:40:28 2 29.10 0.00 1.27 0.17 0.08 69.38 19:40:28 3 43.13 0.00 9.07 0.20 0.09 47.50 Average: all 31.07 0.02 1.74 0.18 0.06 66.94 Average: 0 30.95 0.01 1.27 0.06 0.06 67.65 Average: 1 29.89 0.04 1.54 0.27 0.06 68.21 Average: 2 30.75 0.01 1.34 0.11 0.06 67.74 Average: 3 32.69 0.01 2.81 0.30 0.07 64.14