---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10828 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 643 8697 4 6648 15003 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:1d:8c:d1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.218/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84260sec preferred_lft 84260sec inet6 fe80::f816:3eff:fe1d:8cd1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:b1:f1:23:a8:ba 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-10828) 02/15/26 _x86_64_ (4 CPU) 19:04:00 LINUX RESTART (4 CPU) 19:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:43 25.49 0.37 22.24 2.88 18.02 2956.13 6108.50 19:30:43 32.73 0.02 29.39 3.31 0.33 4701.45 13218.69 Average: 28.98 0.20 25.69 3.09 9.48 3799.07 9542.52 19:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:43 9218240 12953648 3003584 18.34 143304 3707728 3116532 17.89 842712 5913644 16624 19:30:43 7758308 12564212 3388040 20.69 162560 4709884 3366988 19.33 1139972 7022524 3132 Average: 8488274 12758930 3195812 19.52 152932 4208806 3241760 18.61 991342 6468084 9878 19:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:43 lo 1462.12 1462.12 1387.22 1387.22 0.00 0.00 0.00 0.00 19:20:43 ens3 61.33 45.34 57.50 14.10 0.00 0.00 0.00 0.00 19:20:43 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:43 lo 1464.43 1464.43 1393.71 1393.71 0.00 0.00 0.00 0.00 19:30:43 ens3 46.86 35.57 30.41 12.36 0.00 0.00 0.00 0.00 19:30:43 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1463.24 1463.24 1390.36 1390.36 0.00 0.00 0.00 0.00 Average: ens3 54.34 40.62 44.41 13.26 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-10828) 02/15/26 _x86_64_ (4 CPU) 19:04:00 LINUX RESTART (4 CPU) 19:10:01 CPU %user %nice %system %iowait %steal %idle 19:20:43 all 68.69 0.00 2.38 0.09 0.09 28.74 19:20:43 0 69.55 0.00 2.37 0.06 0.09 27.93 19:20:43 1 68.02 0.00 2.19 0.08 0.10 29.62 19:20:43 2 69.39 0.00 2.60 0.06 0.09 27.85 19:20:43 3 67.81 0.00 2.39 0.14 0.09 29.57 19:30:43 all 61.27 0.00 2.50 0.24 0.10 35.89 19:30:43 0 60.00 0.00 2.30 0.18 0.10 37.42 19:30:43 1 61.65 0.00 2.57 0.25 0.10 35.43 19:30:43 2 61.33 0.00 2.77 0.12 0.10 35.68 19:30:43 3 62.09 0.00 2.37 0.42 0.09 35.03 Average: all 65.11 0.00 2.44 0.16 0.10 32.19 Average: 0 64.94 0.00 2.34 0.12 0.10 32.51 Average: 1 64.95 0.00 2.37 0.16 0.10 32.42 Average: 2 65.50 0.00 2.68 0.09 0.10 31.63 Average: 3 65.05 0.00 2.38 0.27 0.09 32.21