---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10636 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 652 8722 4 6613 14993 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:d7:b7:b2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.26/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84624sec preferred_lft 84624sec inet6 fe80::f816:3eff:fed7:b7b2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:91:72:ab:79:0e 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-10636) 02/15/26 _x86_64_ (4 CPU) 02:23:13 LINUX RESTART (4 CPU) 02:30:21 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:40:01 27.55 0.02 24.36 3.16 0.32 2227.55 20491.80 02:50:01 21.28 0.02 19.28 1.97 0.47 4072.12 36123.94 Average: 24.36 0.02 21.78 2.56 0.39 3165.52 28440.73 02:30:21 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:40:01 9316208 13129356 2827364 17.27 147512 3775840 3164720 18.17 863860 5795400 28916 02:50:01 5751348 10528084 5424604 33.13 159960 4686396 5289084 30.36 1145656 9008624 220 Average: 7533778 11828720 4125984 25.20 153736 4231118 4226902 24.26 1004758 7402012 14568 02:30:21 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:40:01 lo 1585.37 1585.37 1505.08 1505.08 0.00 0.00 0.00 0.00 02:40:01 ens3 24.20 20.71 11.11 6.77 0.00 0.00 0.00 0.00 02:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:50:01 lo 829.15 829.15 5211.39 5211.39 0.00 0.00 0.00 0.00 02:50:01 ens3 17.79 15.71 22.28 5.31 0.00 0.00 0.00 0.00 02:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1200.83 1200.83 3389.73 3389.73 0.00 0.00 0.00 0.00 Average: ens3 20.94 18.17 16.79 6.03 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-10636) 02/15/26 _x86_64_ (4 CPU) 02:23:13 LINUX RESTART (4 CPU) 02:30:21 CPU %user %nice %system %iowait %steal %idle 02:40:01 all 64.66 0.00 2.41 0.07 0.09 32.77 02:40:01 0 64.82 0.00 2.10 0.05 0.09 32.94 02:40:01 1 64.72 0.00 2.79 0.11 0.09 32.28 02:40:01 2 66.01 0.00 2.57 0.09 0.09 31.24 02:40:01 3 63.08 0.00 2.17 0.03 0.09 34.64 02:50:01 all 52.80 0.00 1.80 0.11 0.09 45.20 02:50:01 0 56.89 0.00 1.87 0.02 0.09 41.13 02:50:01 1 48.72 0.00 2.01 0.24 0.09 48.94 02:50:01 2 52.60 0.00 1.56 0.11 0.09 45.65 02:50:01 3 52.99 0.00 1.78 0.07 0.09 45.08 Average: all 58.63 0.00 2.10 0.09 0.09 39.09 Average: 0 60.79 0.00 1.98 0.04 0.09 37.10 Average: 1 56.58 0.00 2.39 0.18 0.09 40.75 Average: 2 59.19 0.00 2.06 0.10 0.09 38.57 Average: 3 57.94 0.00 1.97 0.05 0.09 39.95