---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10034 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 653 8543 4 6792 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:62:ed:cc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.57/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84504sec preferred_lft 84504sec inet6 fe80::f816:3eff:fe62:edcc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:cd:17:23:a7:18 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-10034) 02/13/26 _x86_64_ (4 CPU) 06:52:49 LINUX RESTART (4 CPU) 07:00:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:10:03 25.43 0.02 22.69 2.72 0.32 2128.02 20012.42 07:20:04 23.74 0.02 21.39 2.32 0.47 4151.38 15962.93 Average: 24.58 0.02 22.04 2.52 0.39 3141.71 17983.64 07:00:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:10:03 8339788 12520616 3434048 20.97 149524 4131156 3536460 20.30 939784 6681696 217348 07:20:04 5425604 10416252 5534888 33.80 162684 4893008 5397924 30.98 1197116 9285860 204 Average: 6882696 11468434 4484468 27.39 156104 4512082 4467192 25.64 1068450 7983778 108776 07:00:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:10:03 lo 1501.87 1501.87 1425.24 1425.24 0.00 0.00 0.00 0.00 07:10:03 ens3 18.75 16.73 9.94 5.89 0.00 0.00 0.00 0.00 07:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:04 lo 1057.30 1057.30 2920.65 2920.65 0.00 0.00 0.00 0.00 07:20:04 ens3 20.22 17.63 23.31 6.18 0.00 0.00 0.00 0.00 07:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1279.14 1279.14 2174.43 2174.43 0.00 0.00 0.00 0.00 Average: ens3 19.48 17.18 16.64 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-10034) 02/13/26 _x86_64_ (4 CPU) 06:52:49 LINUX RESTART (4 CPU) 07:00:04 CPU %user %nice %system %iowait %steal %idle 07:10:03 all 65.41 0.00 2.62 0.08 0.11 31.78 07:10:03 0 65.99 0.00 2.74 0.06 0.11 31.11 07:10:03 1 65.52 0.00 2.52 0.12 0.11 31.73 07:10:03 2 63.92 0.00 2.64 0.10 0.12 33.23 07:10:03 3 66.20 0.00 2.58 0.07 0.11 31.04 07:20:04 all 54.82 0.00 2.38 0.16 0.11 42.53 07:20:04 0 54.16 0.00 2.36 0.10 0.10 43.28 07:20:04 1 51.88 0.00 2.62 0.12 0.11 45.27 07:20:04 2 58.18 0.00 2.23 0.32 0.11 39.16 07:20:04 3 55.08 0.00 2.30 0.10 0.11 42.41 Average: all 60.10 0.00 2.50 0.12 0.11 37.16 Average: 0 60.06 0.00 2.55 0.08 0.11 37.21 Average: 1 58.69 0.00 2.57 0.12 0.11 38.51 Average: 2 61.05 0.00 2.44 0.21 0.11 36.20 Average: 3 60.63 0.00 2.44 0.08 0.11 36.74