---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-18921 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 663 8523 4 6802 14983 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:a3:e0:46 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.193/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84317sec preferred_lft 84317sec inet6 fe80::f816:3eff:fea3:e046/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:cd:ee:e9:58:84 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-18921) 02/19/26 _x86_64_ (4 CPU) 11:30:59 LINUX RESTART (4 CPU) 11:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:08 22.64 0.01 20.00 2.63 0.20 2062.31 25428.22 12:00:08 23.08 0.02 20.84 2.21 0.47 4755.48 63408.33 Average: 22.86 0.02 20.42 2.42 0.33 3401.06 44307.83 11:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:08 9336600 13355556 2599404 15.88 150844 3974720 2714872 15.58 923988 5702004 27208 12:00:08 6086960 11088124 4862820 29.70 162316 4903868 4822288 27.68 1202332 8613172 29736 Average: 7711780 12221840 3731112 22.79 156580 4439294 3768580 21.63 1063160 7157588 28472 11:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:08 lo 1354.04 1354.04 1289.62 1289.62 0.00 0.00 0.00 0.00 11:50:08 ens3 21.01 17.61 9.83 5.43 0.00 0.00 0.00 0.00 11:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:08 lo 877.24 877.24 876.30 876.30 0.00 0.00 0.00 0.00 12:00:08 ens3 19.41 17.01 21.96 5.63 0.00 0.00 0.00 0.00 12:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1117.02 1117.02 1084.16 1084.16 0.00 0.00 0.00 0.00 Average: ens3 20.22 17.31 15.86 5.53 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-18921) 02/19/26 _x86_64_ (4 CPU) 11:30:59 LINUX RESTART (4 CPU) 11:40:01 CPU %user %nice %system %iowait %steal %idle 11:50:08 all 58.27 0.00 2.26 5.82 0.12 33.54 11:50:08 0 57.31 0.00 2.11 7.94 0.12 32.53 11:50:08 1 58.97 0.00 2.37 3.51 0.12 35.03 11:50:08 2 59.68 0.00 2.16 3.97 0.11 34.08 11:50:08 3 57.11 0.00 2.41 7.86 0.12 32.50 12:00:08 all 48.08 0.00 1.90 4.55 0.12 45.35 12:00:08 0 47.89 0.00 1.61 1.67 0.13 48.69 12:00:08 1 45.05 0.00 2.14 11.15 0.12 41.55 12:00:08 2 50.20 0.00 1.90 3.11 0.11 44.67 12:00:08 3 49.16 0.00 1.95 2.28 0.12 46.49 Average: all 53.20 0.00 2.08 5.19 0.12 39.41 Average: 0 52.62 0.00 1.86 4.82 0.12 40.57 Average: 1 52.05 0.00 2.25 7.31 0.12 38.28 Average: 2 54.97 0.00 2.03 3.54 0.11 39.34 Average: 3 53.16 0.00 2.18 5.08 0.12 39.46