---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-1444 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 708 11205 3 4074 14938 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:16:4b:e5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.197/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83637sec preferred_lft 83637sec inet6 fe80::f816:3eff:fe16:4be5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:e8:cc:43:5b:e2 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-1444) 10/23/25 _x86_64_ (4 CPU) 12:54:51 LINUX RESTART (4 CPU) 13:00:23 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:24 60.08 2.14 53.86 4.08 141.83 26728.50 18409.74 13:20:13 58.93 21.90 35.08 1.94 252.12 2237.13 1558.84 13:30:24 15.35 0.14 14.54 0.67 4.11 358.84 453.94 13:40:24 22.46 1.85 6.54 14.08 72.83 455.64 210702.91 Average: 39.01 6.40 27.42 5.19 116.57 7441.67 57765.45 13:00:23 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:24 156624 5407632 10518676 64.24 252960 4860500 12904280 74.07 2184140 13322264 1448 13:20:13 8761032 12296528 3638344 22.22 264088 3252184 5289668 30.36 2017020 5016956 4844 13:30:24 7985728 11550136 4386724 26.79 266612 3278492 5163564 29.64 2024612 5799580 216 13:40:24 11486292 15268628 669880 4.09 272764 3479260 1277256 7.33 2070532 2249516 97804 Average: 7097419 11130731 4803406 29.34 264106 3717609 6158692 35.35 2074076 6597079 26078 13:00:23 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:24 lo 4.80 4.80 6.05 6.05 0.00 0.00 0.00 0.00 13:10:24 ens3 35.35 27.20 639.11 3.04 0.00 0.00 0.00 0.00 13:10:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:13 lo 41.08 41.08 21.80 21.80 0.00 0.00 0.00 0.00 13:20:13 ens3 2.40 2.36 0.60 0.54 0.00 0.00 0.00 0.00 13:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:24 lo 20.49 20.49 10.38 10.38 0.00 0.00 0.00 0.00 13:30:24 ens3 1.14 0.95 0.26 0.25 0.00 0.00 0.00 0.00 13:30:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:24 lo 6.06 6.06 4.47 4.47 0.00 0.00 0.00 0.00 13:40:24 ens3 3.48 2.58 1.63 2.63 0.00 0.00 0.00 0.00 13:40:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.01 18.01 10.62 10.62 0.00 0.00 0.00 0.00 Average: ens3 10.59 8.27 160.53 1.61 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-1444) 10/23/25 _x86_64_ (4 CPU) 12:54:51 LINUX RESTART (4 CPU) 13:00:23 CPU %user %nice %system %iowait %steal %idle 13:10:24 all 41.82 0.00 2.06 10.47 0.19 45.45 13:10:24 0 40.19 0.00 2.01 6.55 0.11 51.14 13:10:24 1 43.64 0.00 2.24 12.80 0.42 40.91 13:10:24 2 41.24 0.00 2.02 9.14 0.11 47.49 13:10:24 3 42.23 0.00 1.97 13.40 0.10 42.29 13:20:13 all 64.84 0.00 2.50 1.53 0.16 30.97 13:20:13 0 64.89 0.00 2.45 0.57 0.16 31.93 13:20:13 1 64.16 0.00 2.46 1.34 0.16 31.88 13:20:13 2 65.18 0.00 2.59 2.17 0.15 29.91 13:20:13 3 65.14 0.00 2.51 2.04 0.15 30.16 13:30:24 all 28.97 0.00 1.14 0.48 0.15 69.26 13:30:24 0 29.26 0.00 1.10 0.19 0.20 69.25 13:30:24 1 28.62 0.00 1.16 0.62 0.10 69.51 13:30:24 2 28.98 0.00 1.19 0.35 0.19 69.29 13:30:24 3 29.01 0.00 1.13 0.74 0.10 69.01 13:40:24 all 8.03 0.00 0.45 0.08 0.06 91.37 13:40:24 0 6.70 0.00 0.38 0.08 0.06 92.78 13:40:24 1 9.96 0.00 0.57 0.15 0.07 89.24 13:40:24 2 8.39 0.00 0.44 0.08 0.06 91.03 13:40:24 3 7.07 0.00 0.42 0.03 0.07 92.42 Average: all 35.74 0.00 1.53 3.14 0.14 59.45 Average: 0 35.07 0.00 1.48 1.85 0.13 61.47 Average: 1 36.42 0.00 1.60 3.73 0.19 58.05 Average: 2 35.76 0.00 1.55 2.92 0.13 59.63 Average: 3 35.71 0.00 1.50 4.05 0.11 58.63