---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-60619 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 662 8804 4 6522 14983 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:c1:46:80 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.59/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84623sec preferred_lft 84623sec inet6 fe80::f816:3eff:fec1:4680/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:b1:13:e9:a5:75 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-60619) 09/29/26 _x86_64_ (4 CPU) 07:58:03 LINUX RESTART (4 CPU) 08:00:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:01 37.53 3.81 30.71 3.02 188.24 5450.80 3956.25 08:20:29 31.84 0.03 28.58 3.23 0.60 2631.47 10984.85 Average: 34.61 1.87 29.61 3.13 91.80 4001.77 7568.68 08:00:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:01 8622944 12271012 3687004 22.52 134700 3632276 3761556 21.59 664776 6687768 10920 08:20:29 7903936 12651952 3300548 20.16 164124 4648544 3369364 19.34 971228 7049592 609364 Average: 8263440 12461482 3493776 21.34 149412 4140410 3565460 20.47 818002 6868680 310142 08:00:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:01 lo 1579.16 1579.16 1498.69 1498.69 0.00 0.00 0.00 0.00 08:10:01 ens3 143.24 109.38 1006.65 16.81 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 08:20:29 lo 1506.55 1506.55 1435.44 1435.44 0.00 0.00 0.00 0.00 08:20:29 ens3 26.35 22.96 34.67 7.48 0.00 0.00 0.00 0.00 08:20:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1541.84 1541.84 1466.18 1466.18 0.00 0.00 0.00 0.00 Average: ens3 83.16 64.97 507.09 12.02 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-60619) 09/29/26 _x86_64_ (4 CPU) 07:58:03 LINUX RESTART (4 CPU) 08:00:07 CPU %user %nice %system %iowait %steal %idle 08:10:01 all 66.32 0.00 2.81 0.17 0.02 30.68 08:10:01 0 66.55 0.00 3.15 0.19 0.03 30.09 08:10:01 1 66.18 0.00 2.44 0.13 0.02 31.23 08:10:01 2 63.82 0.00 2.58 0.11 0.02 33.46 08:10:01 3 68.71 0.00 3.09 0.24 0.03 27.93 08:20:29 all 61.78 0.00 2.67 0.14 0.02 35.39 08:20:29 0 60.15 0.00 2.75 0.14 0.02 36.93 08:20:29 1 64.30 0.00 2.83 0.15 0.03 32.68 08:20:29 2 61.33 0.00 2.48 0.17 0.02 36.00 08:20:29 3 61.32 0.00 2.62 0.09 0.02 35.95 Average: all 63.98 0.00 2.74 0.15 0.02 33.10 Average: 0 63.26 0.00 2.95 0.16 0.02 33.61 Average: 1 65.22 0.00 2.64 0.14 0.03 31.98 Average: 2 62.54 0.00 2.53 0.14 0.02 34.76 Average: 3 64.92 0.00 2.85 0.16 0.02 32.05