---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-42040 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 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 649 7994 4 7345 14996 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:fe:aa:d3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.16/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83677sec preferred_lft 83677sec inet6 fe80::f816:3eff:fefe:aad3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:69:4c:59:ae:d0 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-42040) 08/28/26 _x86_64_ (4 CPU) 11:02:26 LINUX RESTART (4 CPU) 11:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:20:04 29.96 2.41 24.52 3.02 145.52 4295.53 7009.44 11:30:04 28.73 0.02 25.71 3.00 0.56 2333.97 10897.45 11:40:01 23.35 0.03 8.66 14.66 0.59 3042.38 275408.01 Average: 27.36 0.82 19.66 6.87 49.15 3226.22 97312.21 11:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:20:04 9238824 13153124 2802196 17.11 150436 3870044 2875584 16.51 721256 5996980 19548 11:30:04 8366264 12697308 3254320 19.88 170636 4233244 3297724 18.93 838992 6724588 26716 11:40:01 5068612 10148464 5800716 35.43 180564 4946364 5486980 31.50 1067208 9733716 616 Average: 7557900 11999632 3952411 24.14 167212 4349884 3886763 22.31 875819 7485095 15627 11:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:20:04 lo 1623.13 1623.13 1541.34 1541.34 0.00 0.00 0.00 0.00 11:20:04 ens3 73.74 57.02 560.36 12.31 0.00 0.00 0.00 0.00 11:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:04 lo 1389.63 1389.63 1324.24 1324.24 0.00 0.00 0.00 0.00 11:30:04 ens3 24.87 20.64 21.61 7.90 0.00 0.00 0.00 0.00 11:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 lo 577.58 577.58 7085.45 7085.45 0.00 0.00 0.00 0.00 11:40:01 ens3 9.35 7.32 7.86 3.02 0.00 0.00 0.00 0.00 11:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1198.58 1198.58 3307.54 3307.54 0.00 0.00 0.00 0.00 Average: ens3 36.10 28.42 197.59 7.76 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-42040) 08/28/26 _x86_64_ (4 CPU) 11:02:26 LINUX RESTART (4 CPU) 11:10:01 CPU %user %nice %system %iowait %steal %idle 11:20:04 all 66.91 0.00 2.88 0.19 0.03 30.00 11:20:04 0 65.40 0.00 2.97 0.12 0.03 31.49 11:20:04 1 67.93 0.00 2.91 0.20 0.03 28.92 11:20:04 2 67.97 0.00 2.98 0.23 0.03 28.78 11:20:04 3 66.33 0.00 2.65 0.20 0.03 30.79 11:30:04 all 62.54 0.00 2.67 0.17 0.03 34.59 11:30:04 0 61.61 0.00 2.46 0.23 0.04 35.66 11:30:04 1 62.52 0.00 2.92 0.08 0.03 34.46 11:30:04 2 62.48 0.00 2.57 0.17 0.03 34.75 11:30:04 3 63.58 0.00 2.72 0.18 0.03 33.49 11:40:01 all 32.94 0.00 1.35 0.11 0.02 65.57 11:40:01 0 33.18 0.00 1.47 0.19 0.03 65.13 11:40:01 1 32.44 0.00 1.31 0.13 0.03 66.10 11:40:01 2 32.69 0.00 1.23 0.09 0.02 65.97 11:40:01 3 33.44 0.00 1.41 0.05 0.02 65.08 Average: all 54.18 0.00 2.30 0.16 0.03 43.33 Average: 0 53.44 0.00 2.30 0.18 0.03 44.05 Average: 1 54.35 0.00 2.38 0.14 0.03 43.10 Average: 2 54.44 0.00 2.26 0.16 0.03 43.10 Average: 3 54.49 0.00 2.26 0.14 0.03 43.08