---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-34607 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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: 5599.99 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 conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: 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 656 8822 4 6510 14990 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:09:32:63 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.164/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84416sec preferred_lft 84416sec inet6 fe80::f816:3eff:fe09:3263/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:30:50:fe:47:3c 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-34607) 01/13/26 _x86_64_ (4 CPU) 10:37:25 LINUX RESTART (4 CPU) 10:40:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:06 44.09 3.37 24.64 16.08 564.64 3901.59 252399.84 11:00:01 26.94 0.02 24.00 2.92 0.32 2088.60 13309.24 11:10:01 26.63 0.19 23.58 2.85 12.42 8762.78 11577.32 Average: 32.57 1.20 24.08 7.29 192.98 4924.74 92642.71 10:40:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:06 9969332 13467168 2491184 15.22 134512 3504692 2613616 15.00 806364 5235428 22644 11:00:01 8531368 12638244 3316640 20.26 152492 4054448 3440500 19.75 932016 6495920 255748 11:10:01 9113072 15423192 523280 3.20 173028 6165464 1011040 5.80 1742632 5005116 11496 Average: 9204591 13842868 2110368 12.89 153344 4574868 2355052 13.52 1160337 5578821 96629 10:40:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:06 lo 1223.32 1223.32 1158.66 1158.66 0.00 0.00 0.00 0.00 10:50:06 ens3 108.35 85.99 985.83 18.33 0.00 0.00 0.00 0.00 10:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 lo 1241.57 1241.57 1181.50 1181.50 0.00 0.00 0.00 0.00 11:00:01 ens3 38.13 30.05 25.03 10.63 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 lo 515.04 515.04 479.15 479.15 0.00 0.00 0.00 0.00 11:10:01 ens3 111.99 112.60 161.62 1055.49 0.00 0.00 0.00 0.00 11:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 992.70 992.70 939.18 939.18 0.00 0.00 0.00 0.00 Average: ens3 86.28 76.33 391.80 362.34 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-34607) 01/13/26 _x86_64_ (4 CPU) 10:37:25 LINUX RESTART (4 CPU) 10:40:06 CPU %user %nice %system %iowait %steal %idle 10:50:06 all 50.63 0.00 2.25 0.21 0.09 46.83 10:50:06 0 50.13 0.00 2.15 0.17 0.08 47.47 10:50:06 1 49.55 0.00 2.09 0.28 0.09 47.99 10:50:06 2 52.40 0.00 2.15 0.16 0.09 45.20 10:50:06 3 50.42 0.00 2.60 0.21 0.09 46.68 11:00:01 all 62.88 0.00 2.46 1.20 0.16 33.31 11:00:01 0 61.64 0.00 2.18 1.00 0.15 35.03 11:00:01 1 61.63 0.00 2.51 1.06 0.16 34.64 11:00:01 2 64.16 0.00 2.58 1.46 0.15 31.64 11:00:01 3 64.08 0.00 2.56 1.27 0.15 31.95 11:10:01 all 33.51 0.00 1.59 0.64 0.09 64.17 11:10:01 0 35.07 0.00 1.60 0.68 0.10 62.55 11:10:01 1 34.71 0.00 1.64 0.18 0.08 63.38 11:10:01 2 29.42 0.00 1.48 0.60 0.08 68.42 11:10:01 3 34.86 0.00 1.64 1.10 0.09 62.31 Average: all 48.94 0.00 2.10 0.68 0.11 48.18 Average: 0 48.89 0.00 1.98 0.61 0.11 48.41 Average: 1 48.57 0.00 2.08 0.51 0.11 48.74 Average: 2 48.59 0.00 2.07 0.74 0.11 48.50 Average: 3 49.71 0.00 2.26 0.86 0.11 47.06