---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2944 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 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 643 8544 4 6801 15003 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:8e:d4:47 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.102/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84213sec preferred_lft 84213sec inet6 fe80::f816:3eff:fe8e:d447/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:79:c9:fa:0c:b8 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-4g-2944) 10/12/25 _x86_64_ (4 CPU) 01:59:40 LINUX RESTART (4 CPU) 02:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:05 73.67 22.88 48.08 2.72 2096.65 9573.36 32162.14 02:20:05 23.36 0.03 20.51 2.82 1.27 2190.63 5681.33 02:30:05 25.89 0.03 23.29 2.57 0.49 4309.37 8243.29 Average: 41.07 7.69 30.68 2.70 703.62 5370.30 15412.13 02:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:05 10307788 13879412 2079528 12.70 128672 3581012 2343944 13.45 877256 4819536 40200 02:20:05 8681248 12661124 3293676 20.12 151144 3927444 3554472 20.40 1017740 6260928 20996 02:30:05 5288004 10295516 5655260 34.54 165380 4897580 5611620 32.21 1310324 9289068 312 Average: 8092347 12278684 3676155 22.45 148399 4135345 3836679 22.02 1068440 6789844 20503 02:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:05 lo 699.85 699.85 666.13 666.13 0.00 0.00 0.00 0.00 02:10:05 ens3 162.12 119.20 1314.01 23.36 0.00 0.00 0.00 0.00 02:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:20:05 lo 1362.29 1362.29 1291.66 1291.66 0.00 0.00 0.00 0.00 02:20:05 ens3 33.74 29.09 15.72 10.53 0.00 0.00 0.00 0.00 02:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:05 lo 1072.12 1072.12 1063.27 1063.27 0.00 0.00 0.00 0.00 02:30:05 ens3 43.80 32.76 30.83 11.52 0.00 0.00 0.00 0.00 02:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1043.73 1043.73 1006.01 1006.01 0.00 0.00 0.00 0.00 Average: ens3 80.13 60.52 456.08 15.16 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-4g-2944) 10/12/25 _x86_64_ (4 CPU) 01:59:40 LINUX RESTART (4 CPU) 02:00:00 CPU %user %nice %system %iowait %steal %idle 02:10:05 all 33.04 0.08 2.08 0.68 0.07 64.05 02:10:05 0 33.48 0.01 1.99 0.65 0.07 63.79 02:10:05 1 32.87 0.27 2.18 0.80 0.08 63.81 02:10:05 2 32.56 0.00 2.17 0.77 0.07 64.42 02:10:05 3 33.24 0.03 2.00 0.51 0.07 64.16 02:20:05 all 66.00 0.00 2.50 0.06 0.11 31.33 02:20:05 0 64.89 0.00 2.54 0.07 0.11 32.39 02:20:05 1 68.05 0.00 2.74 0.05 0.11 29.05 02:20:05 2 65.90 0.00 2.44 0.07 0.11 31.48 02:20:05 3 65.18 0.00 2.26 0.05 0.12 32.40 02:30:05 all 55.96 0.00 2.42 0.13 0.10 41.38 02:30:05 0 53.41 0.00 2.48 0.12 0.10 43.89 02:30:05 1 60.24 0.00 2.64 0.08 0.11 36.93 02:30:05 2 53.93 0.00 2.18 0.17 0.11 43.61 02:30:05 3 56.26 0.00 2.39 0.14 0.10 41.11 Average: all 51.60 0.03 2.33 0.29 0.10 45.65 Average: 0 50.53 0.00 2.34 0.29 0.09 46.75 Average: 1 53.66 0.09 2.52 0.31 0.10 43.33 Average: 2 50.74 0.00 2.26 0.34 0.10 46.56 Average: 3 51.49 0.01 2.21 0.23 0.10 45.96