---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-20185 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 67G 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 720 9561 4 5706 14926 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:8f:9e:1b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.97/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84662sec preferred_lft 84662sec inet6 fe80::f816:3eff:fe8f:9e1b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:32:db:dd:ab:30 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-20185) 02/23/26 _x86_64_ (4 CPU) 12:37:19 LINUX RESTART (4 CPU) 12:40:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:08 29.46 2.53 24.59 2.34 535.25 5249.09 11174.42 13:00:01 34.45 0.07 30.96 3.41 1.55 6072.06 18960.25 Average: 31.94 1.31 27.76 2.87 270.17 5657.84 15041.48 12:40:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:08 9601020 13429808 2526032 15.43 158228 3760452 2845864 16.34 854988 5504300 16480 13:00:01 7577916 12812784 3136728 19.16 190356 5061048 3366500 19.32 1152680 7142444 14220 Average: 8589468 13121296 2831380 17.29 174292 4410750 3106182 17.83 1003834 6323372 15350 12:40:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:08 lo 881.96 881.96 839.88 839.88 0.00 0.00 0.00 0.00 12:50:08 ens3 88.22 66.98 542.76 15.78 0.00 0.00 0.00 0.00 12:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:01 lo 1194.32 1194.32 1137.48 1137.48 0.00 0.00 0.00 0.00 13:00:01 ens3 62.58 48.46 232.60 13.70 0.00 0.00 0.00 0.00 13:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1037.10 1037.10 987.69 987.69 0.00 0.00 0.00 0.00 Average: ens3 75.49 57.78 388.71 14.75 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-20185) 02/23/26 _x86_64_ (4 CPU) 12:37:19 LINUX RESTART (4 CPU) 12:40:07 CPU %user %nice %system %iowait %steal %idle 12:50:08 all 67.23 0.00 2.36 0.08 0.09 30.24 12:50:08 0 66.76 0.00 2.09 0.14 0.09 30.91 12:50:08 1 66.64 0.00 2.44 0.05 0.08 30.78 12:50:08 2 67.70 0.00 2.36 0.04 0.09 29.80 12:50:08 3 67.83 0.00 2.55 0.08 0.09 29.45 13:00:01 all 57.52 0.00 2.28 0.07 0.08 40.04 13:00:01 0 58.20 0.00 2.28 0.06 0.08 39.38 13:00:01 1 59.14 0.00 2.13 0.04 0.08 38.61 13:00:01 2 59.35 0.00 2.52 0.08 0.08 37.96 13:00:01 3 53.37 0.00 2.20 0.11 0.08 44.23 Average: all 62.41 0.00 2.32 0.08 0.09 35.11 Average: 0 62.51 0.00 2.19 0.10 0.08 35.12 Average: 1 62.91 0.00 2.29 0.04 0.08 34.67 Average: 2 63.56 0.00 2.44 0.06 0.09 33.86 Average: 3 60.65 0.00 2.38 0.10 0.09 36.79