---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-24942 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 UTC 2026 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 639 8800 4 6550 15007 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:4a:6f:4d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.159/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84541sec preferred_lft 84541sec inet6 fe80::f816:3eff:fe4a:6f4d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:ba:af:0f:5d:fc 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-24942) 03/01/26 _x86_64_ (4 CPU) 10:38:39 LINUX RESTART (4 CPU) 10:40:23 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:23 32.76 4.20 26.07 2.49 596.36 4853.12 10951.39 11:00:03 27.17 0.02 24.23 2.93 0.32 2276.90 11878.65 Average: 30.02 2.15 25.16 2.70 303.47 3587.18 11407.04 10:40:23 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:23 9619372 13239548 2719696 16.61 135716 3615836 2922896 16.78 785356 5594648 150064 11:00:03 8555088 12630032 3325716 20.31 153024 4017940 3449416 19.80 905696 6483836 209032 Average: 9087230 12934790 3022706 18.46 144370 3816888 3186156 18.29 845526 6039242 179548 10:40:23 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:23 lo 1216.90 1216.90 1153.01 1153.01 0.00 0.00 0.00 0.00 10:50:23 ens3 132.67 97.17 1145.52 20.02 0.00 0.00 0.00 0.00 10:50:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:03 lo 1212.97 1212.97 1154.70 1154.70 0.00 0.00 0.00 0.00 11:00:03 ens3 34.28 28.75 22.55 11.37 0.00 0.00 0.00 0.00 11:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1214.97 1214.97 1153.84 1153.84 0.00 0.00 0.00 0.00 Average: ens3 84.32 63.55 593.70 15.77 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-24942) 03/01/26 _x86_64_ (4 CPU) 10:38:39 LINUX RESTART (4 CPU) 10:40:23 CPU %user %nice %system %iowait %steal %idle 10:50:23 all 44.12 0.00 1.98 0.17 0.09 53.64 10:50:23 0 44.59 0.00 1.86 0.19 0.09 53.28 10:50:23 1 43.31 0.00 2.36 0.19 0.10 54.04 10:50:23 2 44.08 0.00 1.84 0.19 0.09 53.79 10:50:23 3 44.52 0.00 1.84 0.12 0.09 53.43 11:00:03 all 64.71 0.00 2.49 0.10 0.11 32.59 11:00:03 0 63.45 0.00 2.36 0.10 0.11 33.97 11:00:03 1 63.82 0.00 2.42 0.13 0.11 33.52 11:00:03 2 66.37 0.00 2.64 0.07 0.11 30.81 11:00:03 3 65.20 0.00 2.53 0.10 0.12 32.05 Average: all 54.23 0.00 2.23 0.14 0.10 43.30 Average: 0 53.85 0.00 2.11 0.14 0.10 43.79 Average: 1 53.37 0.00 2.39 0.16 0.10 43.97 Average: 2 55.02 0.00 2.23 0.13 0.10 42.51 Average: 3 54.67 0.00 2.18 0.11 0.11 42.93