---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19089 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 11G 145G 7% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 717 26290 4 5085 30907 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:fd:14:13 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.204/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84418sec preferred_lft 84418sec inet6 fe80::f816:3eff:fefd:1413/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:a5:75:cd:fa:ea 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-19089) 02/19/26 _x86_64_ (8 CPU) 18:57:28 LINUX RESTART (8 CPU) 19:00:47 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:10:06 7.35 0.61 6.18 0.55 653.78 959.81 18409.36 19:20:01 15.91 0.45 15.46 0.01 18.33 343.97 22.03 19:30:02 65.87 3.33 45.52 17.01 219.71 11448.27 515160.40 Average: 30.30 1.49 22.80 6.01 289.78 4344.41 182361.66 19:00:47 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:10:06 29845492 31878432 501368 1.53 66348 2300984 1515764 4.47 395540 2316100 32 19:20:01 29532728 31669988 704144 2.14 75656 2390760 1535672 4.53 454492 2589884 20840 19:30:02 27024204 31743812 558816 1.70 229760 4651728 1121920 3.31 840328 4440820 16724 Average: 28800808 31764077 588109 1.79 123921 3114491 1391119 4.10 563453 3115601 12532 19:00:47 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:10:06 lo 0.17 0.17 0.02 0.02 0.00 0.00 0.00 0.00 19:10:06 ens3 15.71 9.54 287.95 0.74 0.00 0.00 0.00 0.00 19:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 19:20:01 ens3 22.52 14.29 103.10 4.46 0.00 0.00 0.00 0.00 19:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:02 lo 0.39 0.39 0.05 0.05 0.00 0.00 0.00 0.00 19:30:02 ens3 269.03 219.69 849.53 135.90 0.00 0.00 0.00 0.00 19:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.22 0.22 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 104.80 83.14 417.71 48.30 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-19089) 02/19/26 _x86_64_ (8 CPU) 18:57:28 LINUX RESTART (8 CPU) 19:00:47 CPU %user %nice %system %iowait %steal %idle 19:10:06 all 0.29 0.00 0.10 0.06 0.01 99.53 19:10:06 0 0.72 0.00 0.08 0.03 0.01 99.16 19:10:06 1 0.24 0.00 0.12 0.16 0.01 99.46 19:10:06 2 0.30 0.00 0.11 0.03 0.02 99.55 19:10:06 3 0.22 0.00 0.08 0.16 0.00 99.53 19:10:06 4 0.19 0.00 0.11 0.07 0.01 99.63 19:10:06 5 0.25 0.00 0.09 0.01 0.02 99.63 19:10:06 6 0.19 0.00 0.08 0.03 0.00 99.69 19:10:06 7 0.24 0.00 0.13 0.02 0.01 99.60 19:20:01 all 0.28 0.00 0.05 0.04 0.01 99.62 19:20:01 0 0.39 0.00 0.04 0.00 0.01 99.56 19:20:01 1 0.08 0.00 0.03 0.01 0.00 99.88 19:20:01 2 0.07 0.00 0.03 0.01 0.01 99.88 19:20:01 3 0.54 0.00 0.12 0.24 0.00 99.10 19:20:01 4 0.59 0.00 0.02 0.04 0.01 99.34 19:20:01 5 0.16 0.00 0.06 0.00 0.01 99.76 19:20:01 6 0.18 0.00 0.08 0.01 0.02 99.70 19:20:01 7 0.23 0.00 0.04 0.00 0.01 99.72 19:30:02 all 25.11 0.00 1.22 0.14 0.05 73.48 19:30:02 0 19.76 0.00 0.74 0.16 0.04 79.29 19:30:02 1 32.98 0.00 1.36 0.14 0.06 65.47 19:30:02 2 22.90 0.00 1.11 0.29 0.06 75.64 19:30:02 3 26.64 0.00 1.05 0.15 0.06 72.10 19:30:02 4 25.01 0.00 1.01 0.26 0.05 73.66 19:30:02 5 26.00 0.00 1.72 0.04 0.06 72.17 19:30:02 6 27.25 0.00 1.76 0.06 0.06 70.86 19:30:02 7 20.34 0.00 0.96 0.04 0.05 78.61 Average: all 8.78 0.00 0.47 0.08 0.02 90.64 Average: 0 7.13 0.00 0.29 0.06 0.02 92.50 Average: 1 11.39 0.00 0.52 0.10 0.02 87.97 Average: 2 7.96 0.00 0.43 0.11 0.03 91.48 Average: 3 9.37 0.00 0.43 0.18 0.02 90.00 Average: 4 8.82 0.00 0.39 0.12 0.02 90.64 Average: 5 9.03 0.00 0.64 0.02 0.03 90.28 Average: 6 9.46 0.00 0.66 0.04 0.03 89.82 Average: 7 7.12 0.00 0.38 0.02 0.02 92.45