---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-22529 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 13G 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 680 8501 4 6807 14965 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:27:42:58 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.33/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84580sec preferred_lft 84580sec inet6 fe80::f816:3eff:fe27:4258/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:56:56:39:0a:d6 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-22529) 02/26/26 _x86_64_ (4 CPU) 16:10:21 LINUX RESTART (4 CPU) 16:20:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:30:01 25.63 0.01 22.94 2.67 0.20 2237.94 6961.37 16:40:11 23.82 0.11 21.47 2.25 11.72 9279.91 39106.13 Average: 24.71 0.06 22.19 2.46 6.05 5813.99 23285.11 16:20:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:30:01 8680360 12698208 3256356 19.89 155012 3961240 3255728 18.69 887580 6391352 27200 16:40:11 8702080 15313676 632916 3.87 177396 6446476 1123668 6.45 1782632 5367684 28932 Average: 8691220 14005942 1944636 11.88 166204 5203858 2189698 12.57 1335106 5879518 28066 16:20:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:30:01 lo 1121.44 1121.44 1067.63 1067.63 0.00 0.00 0.00 0.00 16:30:01 ens3 23.45 21.06 39.36 6.58 0.00 0.00 0.00 0.00 16:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:11 lo 681.23 681.23 7154.73 7154.73 0.00 0.00 0.00 0.00 16:40:11 ens3 35.09 29.61 107.23 32.89 0.00 0.00 0.00 0.00 16:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 897.89 897.89 4158.78 4158.78 0.00 0.00 0.00 0.00 Average: ens3 29.36 25.40 73.83 19.94 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-22529) 02/26/26 _x86_64_ (4 CPU) 16:10:21 LINUX RESTART (4 CPU) 16:20:09 CPU %user %nice %system %iowait %steal %idle 16:30:01 all 66.64 0.00 2.38 0.09 0.12 30.77 16:30:01 0 66.98 0.00 2.27 0.07 0.12 30.57 16:30:01 1 67.38 0.00 2.52 0.08 0.12 29.90 16:30:01 2 66.81 0.00 2.36 0.05 0.12 30.66 16:30:01 3 65.41 0.00 2.38 0.15 0.12 31.95 16:40:11 all 44.06 0.00 1.72 0.36 0.10 53.76 16:40:11 0 40.83 0.00 1.54 0.13 0.10 57.40 16:40:11 1 40.46 0.00 1.70 0.34 0.10 57.40 16:40:11 2 44.97 0.00 1.90 0.57 0.10 52.45 16:40:11 3 49.99 0.00 1.75 0.38 0.10 47.78 Average: all 55.16 0.00 2.05 0.23 0.11 42.46 Average: 0 53.69 0.00 1.90 0.10 0.11 44.20 Average: 1 53.69 0.00 2.11 0.21 0.11 43.88 Average: 2 55.71 0.00 2.13 0.32 0.11 41.74 Average: 3 57.57 0.00 2.06 0.27 0.11 40.00