---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7645 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 68G 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 663 10660 4 4664 14982 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:cc:72:f5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.52/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 85077sec preferred_lft 85077sec inet6 fe80::f816:3eff:fecc:72f5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:97:f8:3f:5d:74 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-7645) 02/04/26 _x86_64_ (4 CPU) 11:09:38 LINUX RESTART (4 CPU) 11:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:20:20 54.51 9.98 42.86 1.67 1697.52 8941.20 16741.53 11:30:20 21.92 0.85 18.14 2.93 24.75 2677.92 13646.99 Average: 38.49 5.49 30.71 2.29 875.01 5861.50 15219.92 11:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:20:20 10467628 13817176 2142388 13.08 126712 3360300 2386940 13.70 664004 4855764 45936 11:30:20 8894744 12952024 3000804 18.33 160388 3970136 3151928 18.09 886188 6149896 64516 Average: 9681186 13384600 2571596 15.71 143550 3665218 2769434 15.90 775096 5502830 55226 11:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:20:20 lo 1.36 1.36 0.15 0.15 0.00 0.00 0.00 0.00 11:20:20 ens3 116.08 87.98 940.86 19.48 0.00 0.00 0.00 0.00 11:20:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:20 lo 1630.50 1630.50 1554.06 1554.06 0.00 0.00 0.00 0.00 11:30:20 ens3 50.40 40.94 341.63 9.44 0.00 0.00 0.00 0.00 11:30:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 802.42 802.42 764.21 764.21 0.00 0.00 0.00 0.00 Average: ens3 83.78 64.85 646.21 14.54 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-7645) 02/04/26 _x86_64_ (4 CPU) 11:09:38 LINUX RESTART (4 CPU) 11:10:00 CPU %user %nice %system %iowait %steal %idle 11:20:20 all 63.43 0.00 2.57 1.71 0.13 32.17 11:20:20 0 63.60 0.00 2.44 1.28 0.12 32.56 11:20:20 1 63.24 0.00 2.68 2.15 0.13 31.80 11:20:20 2 63.02 0.00 2.37 1.67 0.12 32.82 11:20:20 3 63.86 0.00 2.78 1.75 0.13 31.49 11:30:20 all 72.19 0.00 2.77 0.31 0.13 24.60 11:30:20 0 71.74 0.00 2.63 0.50 0.13 24.99 11:30:20 1 71.18 0.00 2.51 0.22 0.12 25.97 11:30:20 2 72.87 0.00 2.98 0.30 0.13 23.72 11:30:20 3 72.99 0.00 2.94 0.23 0.12 23.71 Average: all 67.74 0.00 2.66 1.02 0.13 28.45 Average: 0 67.60 0.00 2.53 0.90 0.13 28.84 Average: 1 67.15 0.00 2.60 1.20 0.13 28.93 Average: 2 67.86 0.00 2.67 1.00 0.13 28.34 Average: 3 68.35 0.00 2.86 1.00 0.13 27.67