---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19310 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 18G 138G 12% / 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 782 19472 4 11836 30841 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:41:3c:69 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.251/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84219sec preferred_lft 84219sec inet6 fe80::f816:3eff:fe41:3c69/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:c0:91:e2:aa:8a 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-19310) 02/22/26 _x86_64_ (8 CPU) 20:29:41 LINUX RESTART (8 CPU) 20:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:06 65.35 11.92 51.35 2.09 2059.96 9852.34 6755.66 20:50:06 13.96 0.65 12.53 0.78 14.92 3830.53 1208.17 21:00:02 251.22 0.46 248.46 2.29 4.92 10810.53 59669.56 Average: 109.78 4.37 103.69 1.72 698.54 8164.36 22428.38 20:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:06 26618404 30068688 2240864 6.82 157392 3534372 2254556 6.65 696192 5114340 6604 20:50:06 22564896 27118332 5181984 15.77 172720 4564244 8436216 24.88 853620 8938900 1732 21:00:02 20187164 27944160 4322996 13.15 350028 7178492 3527692 10.40 1449620 10228232 321736 Average: 23123488 28377060 3915281 11.91 226713 5092369 4739488 13.98 999811 8093824 110024 20:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:06 lo 1.10 1.10 0.14 0.14 0.00 0.00 0.00 0.00 20:40:06 ens3 264.70 163.59 1204.94 57.51 0.00 0.00 0.00 0.00 20:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:06 lo 7.02 7.02 1.90 1.90 0.00 0.00 0.00 0.00 20:50:06 ens3 74.23 46.46 291.90 15.70 0.00 0.00 0.00 0.00 20:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:02 lo 0.37 0.37 0.04 0.04 0.00 0.00 0.00 0.00 21:00:02 ens3 69.00 44.95 363.76 9.83 0.00 0.00 0.00 0.00 21:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.83 2.83 0.69 0.69 0.00 0.00 0.00 0.00 Average: ens3 136.48 85.31 622.38 27.80 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-19310) 02/22/26 _x86_64_ (8 CPU) 20:29:41 LINUX RESTART (8 CPU) 20:30:01 CPU %user %nice %system %iowait %steal %idle 20:40:06 all 47.63 0.00 2.05 0.28 0.08 49.97 20:40:06 0 48.96 0.00 2.17 0.49 0.08 48.30 20:40:06 1 48.24 0.00 2.16 0.17 0.08 49.35 20:40:06 2 61.22 0.00 1.96 0.41 0.08 36.33 20:40:06 3 45.38 0.00 2.23 0.11 0.08 52.20 20:40:06 4 43.62 0.00 2.04 0.14 0.08 54.13 20:40:06 5 45.05 0.00 1.90 0.07 0.08 52.91 20:40:06 6 45.47 0.00 2.03 0.36 0.08 52.06 20:40:06 7 43.06 0.00 1.88 0.48 0.07 54.50 20:50:06 all 74.93 0.00 2.22 0.04 0.09 22.72 20:50:06 0 74.73 0.00 2.22 0.18 0.10 22.77 20:50:06 1 74.44 0.00 2.27 0.04 0.09 23.15 20:50:06 2 75.95 0.00 2.03 0.00 0.09 21.93 20:50:06 3 73.02 0.00 2.33 0.03 0.09 24.53 20:50:06 4 75.08 0.00 2.30 0.01 0.09 22.53 20:50:06 5 75.62 0.00 2.44 0.05 0.10 21.79 20:50:06 6 75.61 0.00 2.20 0.01 0.09 22.09 20:50:06 7 75.01 0.00 1.97 0.00 0.09 22.93 21:00:02 all 79.40 0.00 3.26 0.33 0.10 16.91 21:00:02 0 78.74 0.00 3.17 0.38 0.10 17.62 21:00:02 1 79.69 0.00 3.15 0.40 0.10 16.66 21:00:02 2 79.36 0.00 3.08 0.37 0.10 17.09 21:00:02 3 79.76 0.00 3.85 0.50 0.12 15.77 21:00:02 4 79.94 0.00 3.08 0.19 0.10 16.69 21:00:02 5 79.77 0.00 3.46 0.14 0.11 16.53 21:00:02 6 79.00 0.00 2.92 0.11 0.10 17.86 21:00:02 7 78.92 0.00 3.36 0.53 0.10 17.09 Average: all 67.25 0.00 2.51 0.22 0.09 29.94 Average: 0 67.41 0.00 2.52 0.35 0.09 29.64 Average: 1 67.38 0.00 2.53 0.20 0.09 29.80 Average: 2 72.13 0.00 2.35 0.26 0.09 25.16 Average: 3 65.98 0.00 2.80 0.21 0.10 30.92 Average: 4 66.13 0.00 2.47 0.11 0.09 31.21 Average: 5 66.74 0.00 2.59 0.09 0.09 30.49 Average: 6 66.63 0.00 2.38 0.16 0.09 30.74 Average: 7 65.58 0.00 2.40 0.34 0.09 31.59