---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-3101 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 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 Indirect target selection: 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 disabled; 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 17G 61G 22% / 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 687 11572 4 3729 14959 Swap: 1023 1 1022 ---> 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:d3:42:98 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.176/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83734sec preferred_lft 83734sec inet6 fe80::f816:3eff:fed3:4298/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:a5:4d:48:39:57 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-16g-3101) 10/29/25 _x86_64_ (4 CPU) 06:19:00 LINUX RESTART (4 CPU) 06:20:28 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:30:16 89.80 4.56 80.00 5.24 745.67 36064.10 19365.35 06:40:01 69.70 23.43 43.51 2.76 290.01 5294.13 6405.91 06:50:19 18.86 0.16 17.73 0.98 8.92 739.32 1324.99 07:00:19 13.50 0.07 12.80 0.63 3.19 361.52 1084.36 Average: 47.40 6.91 38.11 2.38 257.42 10444.15 6943.58 06:20:28 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:30:16 4471464 15272772 651768 3.98 245320 10322008 1440576 8.27 2085624 9047308 225208 06:40:01 919844 4128484 11803508 72.09 262804 2931456 13321156 76.46 2175960 12697056 712 06:50:19 10333548 13661192 2276428 13.90 268032 3045864 3049340 17.50 2215764 3282608 4412 07:00:19 8132272 11499508 4437648 27.10 270656 3082832 5209180 29.90 2221500 5460056 164 Average: 5964282 11140489 4792338 29.27 261703 4845540 5755063 33.03 2174712 7621757 57624 06:20:28 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:30:16 lo 2.89 2.89 2.36 2.36 0.00 0.00 0.00 0.00 06:30:16 ens3 140.02 107.09 2016.92 11.38 0.00 0.00 0.00 0.00 06:30:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:40:01 lo 38.25 38.25 23.63 23.63 0.00 0.00 0.00 0.00 06:40:01 ens3 2.13 2.02 0.54 0.46 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:19 lo 35.42 35.42 14.37 14.37 0.00 0.00 0.00 0.00 06:50:19 ens3 1.33 1.19 0.34 0.30 0.00 0.00 0.00 0.00 06:50:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:19 lo 19.05 19.05 9.80 9.80 0.00 0.00 0.00 0.00 07:00:19 ens3 0.80 0.69 0.17 0.14 0.00 0.00 0.00 0.00 07:00:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 24.01 24.01 12.54 12.54 0.00 0.00 0.00 0.00 Average: ens3 35.49 27.30 496.13 3.02 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-16g-3101) 10/29/25 _x86_64_ (4 CPU) 06:19:00 LINUX RESTART (4 CPU) 06:20:28 CPU %user %nice %system %iowait %steal %idle 06:30:16 all 41.55 0.00 2.52 4.11 0.11 51.71 06:30:16 0 43.92 0.00 2.63 3.35 0.11 50.00 06:30:16 1 41.90 0.00 2.43 3.32 0.11 52.23 06:30:16 2 39.28 0.00 2.28 3.61 0.11 54.72 06:30:16 3 41.08 0.00 2.74 6.17 0.12 49.90 06:40:01 all 64.96 0.00 2.71 0.24 0.15 31.94 06:40:01 0 65.46 0.00 2.58 0.30 0.15 31.51 06:40:01 1 64.61 0.00 2.77 0.24 0.15 32.24 06:40:01 2 64.59 0.00 2.65 0.24 0.15 32.37 06:40:01 3 65.19 0.00 2.83 0.20 0.16 31.62 06:50:19 all 33.08 0.00 1.28 0.13 0.11 65.40 06:50:19 0 31.71 0.00 1.26 0.25 0.10 66.67 06:50:19 1 32.60 0.00 1.24 0.06 0.11 65.98 06:50:19 2 34.03 0.00 1.34 0.11 0.11 64.42 06:50:19 3 34.00 0.00 1.30 0.08 0.11 64.52 07:00:19 all 26.06 0.00 0.92 0.16 0.12 72.75 07:00:19 0 26.21 0.00 0.85 0.22 0.10 72.61 07:00:19 1 26.50 0.00 0.95 0.02 0.14 72.39 07:00:19 2 25.32 0.00 0.90 0.25 0.15 73.39 07:00:19 3 26.20 0.00 0.98 0.14 0.09 72.60 Average: all 41.21 0.00 1.84 1.14 0.12 55.68 Average: 0 41.60 0.00 1.82 1.01 0.12 55.45 Average: 1 41.19 0.00 1.83 0.90 0.13 55.95 Average: 2 40.62 0.00 1.78 1.04 0.13 56.43 Average: 3 41.41 0.00 1.95 1.62 0.12 54.90