---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-30878 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 nrip_save 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 659 8304 4 7025 14987 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:b2:67:48 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.130/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83837sec preferred_lft 83837sec inet6 fe80::f816:3eff:feb2:6748/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:8d:0c:df:3b:91 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-30878) 06/26/26 _x86_64_ (4 CPU) 15:40:51 LINUX RESTART (4 CPU) 15:50:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:09 23.83 0.03 21.13 2.66 0.41 2121.24 6562.09 16:10:10 28.81 0.03 25.92 2.86 0.81 4205.42 9525.25 16:20:10 11.11 0.29 9.47 1.35 11.52 7401.58 1190.44 Average: 21.25 0.12 18.85 2.29 4.25 4577.45 5762.21 15:50:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:09 9452764 13221644 2735076 16.70 147996 3723736 2761048 15.85 732592 5779752 17732 16:10:10 7656264 12419260 3533432 21.58 169428 4652592 3361556 19.30 1010472 7245008 576 16:20:10 8549564 15383624 562140 3.43 185108 6641152 1088604 6.25 1759296 5508660 604 Average: 8552864 13674843 2276883 13.91 167511 5005827 2403736 13.80 1167453 6177807 6304 15:50:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:09 lo 1364.19 1364.19 1294.30 1294.30 0.00 0.00 0.00 0.00 16:00:09 ens3 32.69 27.27 14.73 10.14 0.00 0.00 0.00 0.00 16:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:10 lo 1042.23 1042.23 988.10 988.10 0.00 0.00 0.00 0.00 16:10:10 ens3 40.78 32.87 28.83 11.55 0.00 0.00 0.00 0.00 16:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:10 lo 2571.92 2571.92 9291.75 9291.75 0.00 0.00 0.00 0.00 16:20:10 ens3 44.13 47.73 132.42 532.81 0.00 0.00 0.00 0.00 16:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1659.08 1659.08 3857.16 3857.16 0.00 0.00 0.00 0.00 Average: ens3 39.21 35.96 58.66 184.79 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-30878) 06/26/26 _x86_64_ (4 CPU) 15:40:51 LINUX RESTART (4 CPU) 15:50:10 CPU %user %nice %system %iowait %steal %idle 16:00:09 all 64.80 0.00 2.21 0.06 0.11 32.83 16:00:09 0 64.24 0.00 2.19 0.04 0.11 33.41 16:00:09 1 64.07 0.00 2.26 0.09 0.10 33.48 16:00:09 2 65.60 0.00 2.30 0.04 0.10 31.96 16:00:09 3 65.28 0.00 2.09 0.05 0.11 32.47 16:10:10 all 54.29 0.00 2.19 0.29 0.10 43.13 16:10:10 0 52.17 0.00 1.97 0.46 0.10 45.31 16:10:10 1 53.13 0.00 2.14 0.25 0.10 44.38 16:10:10 2 54.55 0.00 2.15 0.19 0.09 43.02 16:10:10 3 57.33 0.00 2.51 0.25 0.10 39.81 16:20:10 all 33.05 0.00 1.27 0.13 0.07 65.47 16:20:10 0 29.04 0.00 1.93 0.11 0.08 68.84 16:20:10 1 35.08 0.00 0.91 0.03 0.08 63.90 16:20:10 2 35.07 0.00 1.40 0.14 0.08 63.32 16:20:10 3 33.02 0.00 0.86 0.24 0.07 65.81 Average: all 50.69 0.00 1.89 0.16 0.09 47.17 Average: 0 48.46 0.00 2.03 0.20 0.09 49.21 Average: 1 50.74 0.00 1.77 0.12 0.09 47.27 Average: 2 51.72 0.00 1.95 0.12 0.09 46.12 Average: 3 51.85 0.00 1.82 0.18 0.09 46.06