---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10729 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 671 8706 4 6610 14974 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:84:38:cd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.145/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84609sec preferred_lft 84609sec inet6 fe80::f816:3eff:fe84:38cd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:6b:6b:24:84:84 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-10729) 02/15/26 _x86_64_ (4 CPU) 05:49:28 LINUX RESTART (4 CPU) 05:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:00:01 72.59 5.27 63.62 3.71 678.95 6758.32 14218.90 06:10:19 27.92 0.01 25.02 2.89 0.18 2341.73 18357.44 Average: 49.92 2.60 44.03 3.29 334.44 4516.70 16319.39 05:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:00:01 9696740 13253484 2704932 16.52 135180 3554164 2960032 16.99 794228 5509940 18164 06:10:19 8975736 12953388 3001692 18.33 155344 3920848 2956912 16.97 906388 6050872 26460 Average: 9336238 13103436 2853312 17.43 145262 3737506 2958472 16.98 850308 5780406 22312 05:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:00:01 lo 1591.79 1591.79 1510.83 1510.83 0.00 0.00 0.00 0.00 06:00:01 ens3 142.38 105.07 1300.64 19.18 0.00 0.00 0.00 0.00 06:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:19 lo 1291.47 1291.47 1229.74 1229.74 0.00 0.00 0.00 0.00 06:10:19 ens3 23.46 21.05 21.36 6.70 0.00 0.00 0.00 0.00 06:10:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1439.36 1439.36 1368.17 1368.17 0.00 0.00 0.00 0.00 Average: ens3 82.02 62.43 651.35 12.85 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-10729) 02/15/26 _x86_64_ (4 CPU) 05:49:28 LINUX RESTART (4 CPU) 05:50:01 CPU %user %nice %system %iowait %steal %idle 06:00:01 all 61.35 0.00 2.60 0.34 0.08 35.62 06:00:01 0 60.01 0.00 2.61 0.51 0.08 36.78 06:00:01 1 61.02 0.00 2.71 0.49 0.09 35.70 06:00:01 2 64.81 0.00 2.58 0.16 0.08 32.37 06:00:01 3 59.57 0.00 2.51 0.21 0.08 37.63 06:10:19 all 65.97 0.00 2.35 0.07 0.09 31.51 06:10:19 0 63.15 0.00 2.32 0.10 0.09 34.33 06:10:19 1 67.91 0.00 2.46 0.05 0.09 29.49 06:10:19 2 66.01 0.00 2.26 0.09 0.09 31.54 06:10:19 3 66.82 0.00 2.36 0.05 0.09 30.67 Average: all 63.70 0.00 2.48 0.21 0.09 33.53 Average: 0 61.61 0.00 2.46 0.31 0.09 35.54 Average: 1 64.52 0.00 2.59 0.26 0.09 32.55 Average: 2 65.42 0.00 2.42 0.13 0.09 31.95 Average: 3 63.25 0.00 2.44 0.13 0.09 34.10