---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10925 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: 5600.00 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 15% / 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 654 9057 4 6276 14992 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:07:87:c3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.6/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84620sec preferred_lft 84620sec inet6 fe80::f816:3eff:fe07:87c3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:22:f1:06:bc:71 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-10925) 02/16/26 _x86_64_ (4 CPU) 01:08:58 LINUX RESTART (4 CPU) 01:10:35 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:26 62.63 16.03 29.17 17.44 931.50 5588.91 318104.61 01:30:01 19.91 0.17 17.30 2.45 5.22 1626.40 23824.00 Average: 41.59 8.22 23.32 10.05 475.29 3637.29 173165.25 01:10:35 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:26 9607140 13405800 2550928 15.58 136296 3768016 2856972 16.40 904072 5459032 10140 01:30:01 8468020 12792424 3159936 19.30 157836 4237516 3406220 19.55 1055268 6407292 175604 Average: 9037580 13099112 2855432 17.44 147066 4002766 3131596 17.98 979670 5933162 92872 01:10:35 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:26 lo 19.25 19.25 4.16 4.16 0.00 0.00 0.00 0.00 01:20:26 ens3 96.45 73.17 949.20 14.42 0.00 0.00 0.00 0.00 01:20:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:01 lo 931.79 931.79 855.89 855.89 0.00 0.00 0.00 0.00 01:30:01 ens3 34.77 23.59 252.25 5.16 0.00 0.00 0.00 0.00 01:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 468.70 468.70 423.65 423.65 0.00 0.00 0.00 0.00 Average: ens3 66.07 48.75 605.93 9.86 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-10925) 02/16/26 _x86_64_ (4 CPU) 01:08:58 LINUX RESTART (4 CPU) 01:10:35 CPU %user %nice %system %iowait %steal %idle 01:20:26 all 37.45 0.08 1.53 0.49 0.09 60.35 01:20:26 0 37.83 0.14 1.59 0.61 0.09 59.74 01:20:26 1 37.64 0.11 1.53 0.39 0.08 60.24 01:20:26 2 36.55 0.04 1.59 0.43 0.09 61.30 01:20:26 3 37.80 0.03 1.43 0.54 0.08 60.12 01:30:01 all 23.77 0.00 1.34 0.09 0.09 74.71 01:30:01 0 23.48 0.00 1.56 0.08 0.09 74.79 01:30:01 1 24.46 0.00 1.32 0.13 0.09 73.99 01:30:01 2 23.41 0.00 1.31 0.07 0.09 75.11 01:30:01 3 23.73 0.00 1.14 0.08 0.09 74.96 Average: all 30.71 0.04 1.44 0.29 0.09 67.43 Average: 0 30.76 0.07 1.58 0.35 0.09 67.16 Average: 1 31.15 0.06 1.43 0.26 0.09 67.02 Average: 2 30.08 0.02 1.45 0.25 0.09 68.11 Average: 3 30.87 0.01 1.29 0.31 0.09 67.43