---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-9425 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 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 882 24838 4 6371 30741 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:9d:6c:d1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.202/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84418sec preferred_lft 84418sec inet6 fe80::f816:3eff:fe9d:6cd1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:36:33:34:56:db 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-9425) 02/11/26 _x86_64_ (8 CPU) 08:29:00 LINUX RESTART (8 CPU) 08:30:28 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:28 38.58 3.99 31.28 3.31 780.39 5953.69 22449.23 08:50:01 38.27 0.02 33.17 5.08 0.15 2685.75 13157.08 09:00:10 43.85 0.01 25.42 18.42 0.21 2942.43 513390.89 Average: 40.28 1.35 29.88 9.04 262.95 3874.13 187272.23 08:30:28 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:28 25729168 29484012 2823752 8.59 163536 3823196 2909888 8.58 876748 5811688 103084 08:50:01 25405692 29454524 2849964 8.67 195568 4052252 2737760 8.07 981964 5969152 12412 09:00:10 24607084 29307976 2992932 9.11 217424 4640604 2862148 8.44 1148508 6572080 77868 Average: 25247315 29415504 2888883 8.79 192176 4172017 2836599 8.36 1002407 6117640 64455 08:30:28 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:28 lo 1016.66 1016.66 966.05 966.05 0.00 0.00 0.00 0.00 08:40:28 ens3 98.98 74.12 935.98 14.35 0.00 0.00 0.00 0.00 08:40:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 2109.12 2109.12 2008.96 2008.96 0.00 0.00 0.00 0.00 08:50:01 ens3 21.12 17.85 9.23 6.26 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:10 lo 1395.69 1395.69 1327.66 1327.66 0.00 0.00 0.00 0.00 09:00:10 ens3 28.83 23.61 10.64 8.03 0.00 0.00 0.00 0.00 09:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1497.32 1497.32 1424.84 1424.84 0.00 0.00 0.00 0.00 Average: ens3 49.98 38.77 321.84 9.59 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-9425) 02/11/26 _x86_64_ (8 CPU) 08:29:00 LINUX RESTART (8 CPU) 08:30:28 CPU %user %nice %system %iowait %steal %idle 08:40:28 all 40.00 0.00 1.64 0.20 0.08 58.08 08:40:28 0 40.90 0.00 1.77 0.17 0.08 57.07 08:40:28 1 39.55 0.00 1.87 0.11 0.08 58.39 08:40:28 2 41.83 0.00 1.72 0.45 0.08 55.92 08:40:28 3 36.48 0.00 1.50 0.18 0.08 61.75 08:40:28 4 41.00 0.00 1.86 0.13 0.08 56.92 08:40:28 5 41.49 0.00 1.40 0.07 0.08 56.96 08:40:28 6 40.59 0.00 1.61 0.09 0.08 57.65 08:40:28 7 38.18 0.00 1.39 0.37 0.08 59.99 08:50:01 all 38.81 0.00 1.77 0.13 0.08 59.21 08:50:01 0 35.64 0.00 1.76 0.17 0.08 62.35 08:50:01 1 41.58 0.00 2.01 0.08 0.09 56.23 08:50:01 2 40.31 0.00 2.15 0.10 0.08 57.36 08:50:01 3 42.01 0.00 1.62 0.26 0.08 56.02 08:50:01 4 41.01 0.00 1.64 0.09 0.08 57.18 08:50:01 5 39.38 0.00 1.99 0.05 0.09 58.50 08:50:01 6 37.23 0.00 1.43 0.14 0.08 61.13 08:50:01 7 33.30 0.00 1.59 0.13 0.08 64.90 09:00:10 all 35.94 0.00 1.69 0.12 0.09 62.17 09:00:10 0 34.42 0.00 1.60 0.16 0.09 63.74 09:00:10 1 35.53 0.00 1.79 0.07 0.09 62.52 09:00:10 2 37.96 0.00 1.68 0.05 0.09 60.22 09:00:10 3 36.20 0.00 1.85 0.22 0.09 61.65 09:00:10 4 38.00 0.00 1.46 0.21 0.09 60.24 09:00:10 5 36.01 0.00 1.73 0.09 0.09 62.09 09:00:10 6 34.51 0.00 1.72 0.13 0.08 63.57 09:00:10 7 34.86 0.00 1.66 0.04 0.08 63.35 Average: all 38.23 0.00 1.70 0.15 0.08 59.84 Average: 0 36.99 0.00 1.71 0.17 0.08 61.05 Average: 1 38.83 0.00 1.89 0.09 0.09 59.11 Average: 2 40.02 0.00 1.85 0.20 0.08 57.85 Average: 3 38.16 0.00 1.66 0.22 0.08 59.88 Average: 4 39.98 0.00 1.65 0.14 0.09 58.14 Average: 5 38.94 0.00 1.70 0.07 0.09 59.21 Average: 6 37.43 0.00 1.59 0.12 0.08 60.79 Average: 7 35.48 0.00 1.54 0.18 0.08 62.72