---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12990 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 11G 67G 14% / 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 676 10167 4 5144 14970 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:59:5b:a8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.107/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84905sec preferred_lft 84905sec inet6 fe80::f816:3eff:fe59:5ba8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:11:ee:f0:03:d7 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-12990) 02/17/26 _x86_64_ (4 CPU) 16:55:39 LINUX RESTART (4 CPU) 17:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:10:00 16.74 1.05 14.02 1.67 626.08 3525.10 25544.88 17:20:00 28.25 0.64 23.32 4.30 26.77 3754.37 3797.40 Average: 22.50 0.84 18.67 2.99 326.43 3639.73 14671.32 17:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:10:00 9503956 13463136 2491512 15.22 153724 3892476 2761680 15.85 855620 5586340 19800 17:20:00 10456812 15366868 581228 3.55 178096 4758704 1087996 6.25 1116880 4295420 14652 Average: 9980384 14415002 1536370 9.38 165910 4325590 1924838 11.05 986250 4940880 17226 17:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:10:00 lo 1.44 1.44 0.16 0.16 0.00 0.00 0.00 0.00 17:10:00 ens3 78.68 62.03 408.77 18.24 0.00 0.00 0.00 0.00 17:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:00 lo 1605.31 1605.31 1519.07 1519.07 0.00 0.00 0.00 0.00 17:20:00 ens3 122.61 111.43 414.49 202.97 0.00 0.00 0.00 0.00 17:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 803.36 803.36 759.60 759.60 0.00 0.00 0.00 0.00 Average: ens3 100.64 86.73 411.63 110.60 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-12990) 02/17/26 _x86_64_ (4 CPU) 16:55:39 LINUX RESTART (4 CPU) 17:00:00 CPU %user %nice %system %iowait %steal %idle 17:10:00 all 73.47 0.00 2.35 0.06 0.10 24.03 17:10:00 0 71.63 0.00 2.00 0.07 0.10 26.20 17:10:00 1 75.37 0.00 2.50 0.07 0.10 21.96 17:10:00 2 73.38 0.00 2.28 0.03 0.10 24.20 17:10:00 3 73.49 0.00 2.61 0.06 0.10 23.75 17:20:00 all 46.41 0.00 2.15 0.08 0.08 51.28 17:20:00 0 43.68 0.00 1.85 0.05 0.07 54.35 17:20:00 1 50.13 0.00 1.96 0.05 0.08 47.79 17:20:00 2 45.80 0.00 2.73 0.06 0.08 51.34 17:20:00 3 46.04 0.00 2.07 0.15 0.08 51.66 Average: all 59.93 0.00 2.25 0.07 0.09 37.66 Average: 0 57.65 0.00 1.93 0.06 0.09 40.28 Average: 1 62.75 0.00 2.23 0.06 0.09 34.87 Average: 2 59.58 0.00 2.51 0.05 0.09 37.78 Average: 3 59.75 0.00 2.34 0.10 0.09 37.72