---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9470 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 685 8450 4 6852 14960 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:0d:cc:e1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.234/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84168sec preferred_lft 84168sec inet6 fe80::f816:3eff:fe0d:cce1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:40:61:28:d5:b0 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-9470) 09/19/26 _x86_64_ (4 CPU) 02:24:31 LINUX RESTART (4 CPU) 02:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:40:07 18.87 0.07 16.82 1.99 6.38 2036.38 2925.25 02:50:07 33.46 0.01 30.04 3.40 0.52 4581.40 8001.13 03:00:07 22.14 0.03 8.24 13.86 0.83 6189.45 234262.47 Average: 24.81 0.04 18.36 6.41 2.58 4265.52 81604.17 02:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:40:07 8399572 12575012 3379384 20.64 145328 4127484 3580836 20.55 757872 6791524 189312 02:50:07 7328256 12373148 3577392 21.85 168444 4935208 3606004 20.70 1022656 7558760 1808 03:00:07 5504924 12320820 3622968 22.13 183800 6630616 3704152 21.26 1691364 8649792 22700 Average: 7077584 12422993 3526581 21.54 165857 5231103 3630331 20.84 1157297 7666692 71273 02:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:40:07 lo 1036.74 1036.74 981.45 981.45 0.00 0.00 0.00 0.00 02:40:07 ens3 51.14 32.35 46.01 12.04 0.00 0.00 0.00 0.00 02:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:50:07 lo 1451.04 1451.04 1382.54 1382.54 0.00 0.00 0.00 0.00 02:50:07 ens3 57.62 37.85 30.10 16.27 0.00 0.00 0.00 0.00 02:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:07 lo 2548.41 2548.41 9292.82 9292.82 0.00 0.00 0.00 0.00 03:00:07 ens3 24.55 20.56 122.50 4.70 0.00 0.00 0.00 0.00 03:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1677.71 1677.71 3880.98 3880.98 0.00 0.00 0.00 0.00 Average: ens3 44.44 30.26 66.17 11.00 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-9470) 09/19/26 _x86_64_ (4 CPU) 02:24:31 LINUX RESTART (4 CPU) 02:30:04 CPU %user %nice %system %iowait %steal %idle 02:40:07 all 63.44 0.00 2.30 0.07 0.04 34.15 02:40:07 0 63.10 0.00 2.24 0.10 0.04 34.52 02:40:07 1 63.42 0.00 2.28 0.08 0.04 34.18 02:40:07 2 63.43 0.00 2.31 0.06 0.04 34.17 02:40:07 3 63.79 0.00 2.38 0.06 0.03 33.74 02:50:07 all 61.97 0.00 2.97 0.19 0.04 34.83 02:50:07 0 60.31 0.00 3.22 0.16 0.04 36.26 02:50:07 1 61.15 0.00 2.71 0.22 0.04 35.87 02:50:07 2 61.81 0.00 3.00 0.24 0.04 34.90 02:50:07 3 64.61 0.00 2.92 0.14 0.04 32.28 03:00:07 all 30.34 0.00 1.50 0.13 0.03 67.99 03:00:07 0 28.61 0.00 1.81 0.28 0.03 69.27 03:00:07 1 29.53 0.00 1.87 0.08 0.03 68.49 03:00:07 2 32.78 0.00 1.25 0.06 0.03 65.88 03:00:07 3 30.45 0.00 1.06 0.13 0.03 68.33 Average: all 51.94 0.00 2.26 0.13 0.04 45.64 Average: 0 50.69 0.00 2.42 0.18 0.04 46.67 Average: 1 51.41 0.00 2.29 0.13 0.04 46.13 Average: 2 52.69 0.00 2.19 0.12 0.04 44.97 Average: 3 52.96 0.00 2.12 0.11 0.03 44.78