---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19329 5.15.0-170-generic #180-Ubuntu SMP Fri Jan 9 16:10:31 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: 5600.00 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 12G 144G 8% / 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 687 27280 4 4124 30938 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:a5:b8:55 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.201/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84573sec preferred_lft 84573sec inet6 fe80::f816:3eff:fea5:b855/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:7d:e3:5f:aa:c1 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 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19329) 02/22/26 _x86_64_ (8 CPU) 21:38:11 LINUX RESTART (8 CPU) 21:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:50:03 6.74 0.57 5.67 0.51 605.71 882.50 14723.25 22:00:01 1.76 0.21 1.55 0.00 1.77 17.72 0.43 Average: 4.26 0.39 3.62 0.26 305.12 452.09 7395.49 21:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:50:03 29748796 31779564 601192 1.83 65952 2300092 1515460 4.47 377068 2440932 240 22:00:01 29741524 31773496 607376 1.85 67064 2300076 1515908 4.47 378168 2446276 4 Average: 29745160 31776530 604284 1.84 66508 2300084 1515684 4.47 377618 2443604 122 21:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:50:03 lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 21:50:03 ens3 11.48 6.21 266.69 0.66 0.00 0.00 0.00 0.00 21:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 22:00:01 ens3 0.28 0.19 0.10 0.20 0.00 0.00 0.00 0.00 22:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 5.91 3.22 134.00 0.43 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 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19329) 02/22/26 _x86_64_ (8 CPU) 21:38:11 LINUX RESTART (8 CPU) 21:40:00 CPU %user %nice %system %iowait %steal %idle 21:50:03 all 0.25 0.00 0.09 0.07 0.01 99.58 21:50:03 0 0.27 0.00 0.08 0.09 0.00 99.56 21:50:03 1 0.51 0.00 0.09 0.02 0.01 99.37 21:50:03 2 0.19 0.00 0.10 0.02 0.01 99.67 21:50:03 3 0.25 0.00 0.09 0.02 0.02 99.61 21:50:03 4 0.28 0.00 0.08 0.30 0.00 99.33 21:50:03 5 0.18 0.00 0.07 0.07 0.01 99.67 21:50:03 6 0.13 0.00 0.11 0.02 0.01 99.73 21:50:03 7 0.20 0.00 0.08 0.04 0.00 99.67 22:00:01 all 0.13 0.00 0.02 0.01 0.01 99.84 22:00:01 0 0.01 0.00 0.02 0.01 0.00 99.97 22:00:01 1 0.76 0.00 0.02 0.00 0.01 99.21 22:00:01 2 0.15 0.00 0.01 0.00 0.01 99.84 22:00:01 3 0.01 0.00 0.01 0.00 0.00 99.98 22:00:01 4 0.03 0.00 0.01 0.03 0.01 99.93 22:00:01 5 0.02 0.00 0.04 0.01 0.02 99.92 22:00:01 6 0.03 0.00 0.04 0.00 0.02 99.90 22:00:01 7 0.01 0.00 0.01 0.00 0.00 99.99 Average: all 0.19 0.00 0.05 0.04 0.01 99.71 Average: 0 0.14 0.00 0.05 0.05 0.00 99.77 Average: 1 0.64 0.00 0.05 0.01 0.01 99.29 Average: 2 0.17 0.00 0.06 0.01 0.01 99.75 Average: 3 0.13 0.00 0.05 0.01 0.01 99.80 Average: 4 0.15 0.00 0.05 0.16 0.00 99.63 Average: 5 0.10 0.00 0.05 0.04 0.01 99.79 Average: 6 0.08 0.00 0.08 0.01 0.02 99.82 Average: 7 0.10 0.00 0.04 0.02 0.00 99.83