---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2676 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 9.3G 69G 12% / 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 634 11870 4 3484 15011 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:51:8b:55 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.154/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82218sec preferred_lft 82218sec inet6 fe80::f816:3eff:fe51:8b55/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:db:e1:0f:53:b9 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-2676) 09/07/26 _x86_64_ (4 CPU) 06:03:34 LINUX RESTART (4 CPU) 06:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:20:01 1.32 0.01 1.31 0.00 0.07 15.88 0.13 06:30:05 1.20 0.01 1.19 0.00 0.09 13.81 0.00 06:40:05 1.21 0.00 1.21 0.00 0.00 13.93 0.00 06:50:01 14.66 0.00 1.37 13.29 0.15 15.89 242443.56 07:00:05 1.25 0.00 1.25 0.00 0.00 15.87 0.01 07:10:05 11.63 2.57 8.62 0.45 143.79 2457.87 725.11 Average: 5.20 0.43 2.49 2.28 24.02 422.21 40272.90 06:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:20:01 13127752 15511156 471292 2.88 88140 2492276 1006240 5.78 262892 2660080 204 06:30:05 13127136 15510892 471504 2.88 88444 2492312 1006240 5.78 263228 2660612 164 06:40:05 13125892 15509968 472484 2.89 88756 2492316 1006240 5.78 263540 2661328 168 06:50:01 13120628 15510072 472172 2.88 89308 2497108 1006240 5.78 268856 2662076 8 07:00:05 13120628 15510596 471724 2.88 89752 2497180 1006404 5.78 269308 2666560 268 07:10:05 11252812 14386876 1575256 9.62 119112 3177000 1881048 10.80 468672 4284388 11200 Average: 12812475 15323260 655739 4.00 93919 2608032 1152069 6.61 299416 2932507 2002 06:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:20:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 06:20:01 ens3 1.14 0.27 0.28 0.17 0.00 0.00 0.00 0.00 06:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:30:05 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 06:30:05 ens3 0.54 0.09 0.05 0.02 0.00 0.00 0.00 0.00 06:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:40:05 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 06:40:05 ens3 0.58 0.08 0.05 0.02 0.00 0.00 0.00 0.00 06:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 06:50:01 ens3 0.50 0.09 0.05 0.02 0.00 0.00 0.00 0.00 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:05 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:00:05 ens3 1.35 0.66 0.91 0.22 0.00 0.00 0.00 0.00 07:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:05 lo 358.45 358.45 338.69 338.69 0.00 0.00 0.00 0.00 07:10:05 ens3 114.57 91.52 920.20 11.86 0.00 0.00 0.00 0.00 07:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 59.83 59.83 56.45 56.45 0.00 0.00 0.00 0.00 Average: ens3 19.78 15.45 153.59 2.05 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-2676) 09/07/26 _x86_64_ (4 CPU) 06:03:34 LINUX RESTART (4 CPU) 06:10:05 CPU %user %nice %system %iowait %steal %idle 06:20:01 all 0.10 0.00 0.02 0.01 0.00 99.86 06:20:01 0 0.01 0.00 0.01 0.00 0.00 99.97 06:20:01 1 0.23 0.00 0.03 0.01 0.00 99.73 06:20:01 2 0.07 0.00 0.02 0.02 0.00 99.89 06:20:01 3 0.10 0.00 0.03 0.01 0.01 99.86 06:30:05 all 0.08 0.00 0.03 0.01 0.00 99.89 06:30:05 0 0.01 0.00 0.02 0.00 0.00 99.97 06:30:05 1 0.04 0.00 0.02 0.00 0.00 99.93 06:30:05 2 0.22 0.00 0.02 0.02 0.00 99.74 06:30:05 3 0.04 0.00 0.05 0.01 0.00 99.91 06:40:05 all 0.22 0.00 0.03 0.01 0.00 99.74 06:40:05 0 0.02 0.00 0.03 0.01 0.00 99.95 06:40:05 1 0.02 0.00 0.03 0.00 0.00 99.94 06:40:05 2 0.79 0.00 0.02 0.02 0.00 99.17 06:40:05 3 0.04 0.00 0.04 0.01 0.00 99.91 06:50:01 all 0.16 0.00 0.04 0.04 0.00 99.76 06:50:01 0 0.03 0.00 0.05 0.14 0.00 99.78 06:50:01 1 0.04 0.00 0.04 0.02 0.00 99.90 06:50:01 2 0.55 0.00 0.03 0.02 0.00 99.41 06:50:01 3 0.03 0.00 0.03 0.00 0.00 99.94 07:00:05 all 0.13 0.00 0.03 0.01 0.00 99.83 07:00:05 0 0.25 0.00 0.02 0.01 0.00 99.71 07:00:05 1 0.04 0.00 0.03 0.02 0.00 99.91 07:00:05 2 0.22 0.00 0.02 0.00 0.00 99.76 07:00:05 3 0.03 0.00 0.04 0.00 0.00 99.92 07:10:05 all 18.12 0.00 0.94 0.08 0.01 80.85 07:10:05 0 17.87 0.00 0.80 0.06 0.01 81.26 07:10:05 1 18.47 0.00 1.12 0.11 0.01 80.29 07:10:05 2 18.77 0.00 1.08 0.03 0.01 80.11 07:10:05 3 17.38 0.00 0.75 0.11 0.01 81.75 Average: all 3.13 0.00 0.18 0.03 0.00 96.66 Average: 0 3.03 0.00 0.15 0.04 0.00 96.78 Average: 1 3.14 0.00 0.21 0.03 0.00 96.62 Average: 2 3.43 0.00 0.20 0.02 0.00 96.35 Average: 3 2.93 0.00 0.16 0.02 0.01 96.88