---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7905 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: 5600.00 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 65G 17% / 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 666 8196 4 7126 14979 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:a1:a8:f6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.227/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83992sec preferred_lft 83992sec inet6 fe80::f816:3eff:fea1:a8f6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:43:ee:25:ed:09 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-7905) 09/13/26 _x86_64_ (4 CPU) 07:56:30 LINUX RESTART (4 CPU) 08:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:01 25.67 0.40 22.28 2.98 18.47 3268.34 5508.40 08:20:07 31.91 0.02 28.61 3.28 0.59 2656.13 14423.08 08:30:17 9.22 0.03 8.93 0.26 0.52 8256.27 1174.70 Average: 22.23 0.15 19.91 2.17 6.47 4739.06 7029.95 08:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:01 9164392 12916084 3040396 18.57 142184 3718344 3117620 17.90 709740 6101220 26616 08:20:07 8614724 12967532 2985676 18.24 167852 4260092 3061376 17.57 845996 6475080 158012 08:30:17 5966280 12561240 3383780 20.67 181264 6412864 3362468 19.30 1676908 8194432 22452 Average: 7915132 12814952 3136617 19.16 163767 4797100 3180488 18.26 1077548 6923577 69027 08:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:01 lo 1637.69 1637.69 1555.37 1555.37 0.00 0.00 0.00 0.00 08:10:01 ens3 59.36 43.48 90.74 15.37 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:07 lo 1455.11 1455.11 1386.38 1386.38 0.00 0.00 0.00 0.00 08:20:07 ens3 46.01 31.58 32.01 12.71 0.00 0.00 0.00 0.00 08:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:17 lo 2513.19 2513.19 9146.73 9146.73 0.00 0.00 0.00 0.00 08:30:17 ens3 24.41 20.51 120.99 4.66 0.00 0.00 0.00 0.00 08:30:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1870.75 1870.75 4048.45 4048.45 0.00 0.00 0.00 0.00 Average: ens3 43.16 31.79 81.29 10.88 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-7905) 09/13/26 _x86_64_ (4 CPU) 07:56:30 LINUX RESTART (4 CPU) 08:00:02 CPU %user %nice %system %iowait %steal %idle 08:10:01 all 68.82 0.00 2.65 0.07 0.03 28.43 08:10:01 0 68.86 0.00 2.66 0.10 0.03 28.35 08:10:01 1 69.25 0.00 2.47 0.09 0.04 28.16 08:10:01 2 69.59 0.00 2.63 0.05 0.03 27.70 08:10:01 3 67.57 0.00 2.85 0.04 0.04 29.50 08:20:07 all 62.41 0.00 2.92 0.09 0.03 34.55 08:20:07 0 64.75 0.00 2.98 0.08 0.04 32.15 08:20:07 1 63.29 0.00 2.98 0.15 0.03 33.55 08:20:07 2 59.33 0.00 2.82 0.07 0.03 37.74 08:20:07 3 62.26 0.00 2.88 0.06 0.03 34.77 08:30:17 all 31.49 0.00 1.39 0.15 0.03 66.94 08:30:17 0 28.55 0.00 1.52 0.19 0.02 69.71 08:30:17 1 35.29 0.00 1.28 0.06 0.04 63.33 08:30:17 2 31.25 0.00 1.24 0.32 0.03 67.16 08:30:17 3 30.86 0.00 1.51 0.04 0.03 67.56 Average: all 54.12 0.00 2.31 0.10 0.03 43.43 Average: 0 53.95 0.00 2.38 0.12 0.03 43.52 Average: 1 55.84 0.00 2.24 0.10 0.03 41.79 Average: 2 53.26 0.00 2.23 0.15 0.03 44.34 Average: 3 53.46 0.00 2.41 0.05 0.03 44.06