---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-684 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 9.8G 68G 13% / 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 627 11207 4 4154 15019 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:92:34:bc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.102/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84881sec preferred_lft 84881sec inet6 fe80::f816:3eff:fe92:34bc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:49:2c:e7:29:79 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-684) 07/30/26 _x86_64_ (4 CPU) 23:29:35 LINUX RESTART (4 CPU) 23:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:40:00 46.12 8.20 37.19 0.72 1273.64 5786.02 2299.25 23:50:00 14.95 1.96 11.91 1.08 129.11 3157.47 2957.49 Average: 30.54 5.08 24.55 0.90 701.68 4472.44 2628.20 23:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:40:00 12880896 15457592 511292 3.12 104964 2655768 1336664 7.67 363236 2810684 102368 23:50:00 10154744 13632812 2325740 14.20 139184 3447804 2745716 15.76 592600 5220536 32464 Average: 11517820 14545202 1418516 8.66 122074 3051786 2041190 11.72 477918 4015610 67416 23:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:40:00 lo 0.31 0.31 0.03 0.03 0.00 0.00 0.00 0.00 23:40:00 ens3 85.40 67.63 696.07 12.40 0.00 0.00 0.00 0.00 23:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:50:00 lo 1.40 1.40 0.14 0.14 0.00 0.00 0.00 0.00 23:50:00 ens3 103.57 76.96 440.86 19.77 0.00 0.00 0.00 0.00 23:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.86 0.86 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 94.48 72.29 568.53 16.08 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-684) 07/30/26 _x86_64_ (4 CPU) 23:29:35 LINUX RESTART (4 CPU) 23:30:00 CPU %user %nice %system %iowait %steal %idle 23:40:00 all 4.33 0.00 0.53 1.34 0.02 93.79 23:40:00 0 4.30 0.00 0.40 0.55 0.02 94.73 23:40:00 1 6.37 0.00 0.58 0.65 0.02 92.39 23:40:00 2 2.56 0.00 0.51 0.99 0.02 95.93 23:40:00 3 4.09 0.00 0.62 3.16 0.02 92.12 23:50:00 all 71.84 0.00 2.24 0.17 0.12 25.64 23:50:00 0 72.28 0.00 2.25 0.24 0.12 25.11 23:50:00 1 72.42 0.00 2.36 0.13 0.12 24.97 23:50:00 2 71.64 0.00 2.26 0.18 0.12 25.80 23:50:00 3 71.00 0.00 2.09 0.12 0.12 26.67 Average: all 38.04 0.00 1.38 0.75 0.07 59.75 Average: 0 38.26 0.00 1.32 0.39 0.07 59.95 Average: 1 39.33 0.00 1.47 0.39 0.07 58.74 Average: 2 37.08 0.00 1.38 0.58 0.07 60.87 Average: 3 37.50 0.00 1.35 1.64 0.07 59.44