---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-25764 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 913 24840 4 6337 30711 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:2a:50:6d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.244/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84452sec preferred_lft 84452sec inet6 fe80::f816:3eff:fe2a:506d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:9a:9f:8d:71:8b 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-25764) 03/02/26 _x86_64_ (8 CPU) 21:08:27 LINUX RESTART (8 CPU) 21:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:20:00 36.54 3.83 29.89 2.82 573.91 6086.16 15699.40 21:30:00 47.58 8.09 34.26 5.23 89.93 2713.37 26119.28 21:40:00 38.42 3.84 30.82 3.76 43.17 4759.01 10716.93 Average: 40.85 5.25 31.66 3.94 235.67 4519.52 17511.87 21:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:20:00 25749360 29423196 2886260 8.78 164392 3737704 2968552 8.75 840868 5839272 102124 21:30:00 25028460 29157932 3146632 9.58 197768 4111700 3300876 9.73 981132 6349236 118504 21:40:00 25505084 31501264 796160 2.42 229660 5856772 1376824 4.06 1637188 5102244 847024 Average: 25427635 30027464 2276351 6.93 197273 4568725 2548751 7.52 1153063 5763584 355884 21:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:20:00 lo 1041.84 1041.84 990.26 990.26 0.00 0.00 0.00 0.00 21:20:00 ens3 92.31 72.74 920.95 14.41 0.00 0.00 0.00 0.00 21:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:00 lo 2186.49 2186.49 2082.49 2082.49 0.00 0.00 0.00 0.00 21:30:00 ens3 22.82 19.62 9.37 6.50 0.00 0.00 0.00 0.00 21:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:00 lo 1200.88 1200.88 1142.05 1142.05 0.00 0.00 0.00 0.00 21:40:00 ens3 51.39 44.06 187.99 39.64 0.00 0.00 0.00 0.00 21:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1476.40 1476.40 1404.94 1404.94 0.00 0.00 0.00 0.00 Average: ens3 55.51 45.47 372.77 20.18 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-25764) 03/02/26 _x86_64_ (8 CPU) 21:08:27 LINUX RESTART (8 CPU) 21:10:00 CPU %user %nice %system %iowait %steal %idle 21:20:00 all 40.34 0.00 1.61 0.07 0.08 57.89 21:20:00 0 37.41 0.00 1.74 0.14 0.09 60.62 21:20:00 1 42.15 0.00 1.56 0.04 0.09 56.17 21:20:00 2 43.90 0.00 1.72 0.06 0.09 54.24 21:20:00 3 44.33 0.00 1.53 0.03 0.09 54.02 21:20:00 4 43.34 0.00 1.76 0.08 0.09 54.73 21:20:00 5 37.47 0.00 1.51 0.06 0.08 60.87 21:20:00 6 37.76 0.00 1.40 0.02 0.08 60.73 21:20:00 7 36.38 0.00 1.66 0.11 0.08 61.77 21:30:00 all 35.91 0.02 1.81 0.08 0.08 62.10 21:30:00 0 34.28 0.11 1.84 0.15 0.08 63.54 21:30:00 1 37.60 0.00 2.07 0.03 0.09 60.22 21:30:00 2 34.65 0.01 1.68 0.04 0.08 63.54 21:30:00 3 38.52 0.06 1.75 0.09 0.08 59.51 21:30:00 4 37.35 0.00 1.70 0.09 0.09 60.77 21:30:00 5 38.65 0.00 1.95 0.04 0.10 59.27 21:30:00 6 33.20 0.02 1.64 0.13 0.08 64.93 21:30:00 7 33.03 0.00 1.85 0.05 0.08 64.98 21:40:00 all 34.46 0.01 1.63 0.06 0.08 63.76 21:40:00 0 31.46 0.00 1.50 0.08 0.09 66.87 21:40:00 1 38.32 0.00 1.77 0.04 0.08 59.78 21:40:00 2 30.39 0.10 1.43 0.09 0.08 67.92 21:40:00 3 36.31 0.00 1.64 0.04 0.08 61.93 21:40:00 4 36.88 0.00 1.74 0.13 0.08 61.18 21:40:00 5 38.72 0.00 1.82 0.03 0.08 59.36 21:40:00 6 31.61 0.00 1.49 0.03 0.08 66.80 21:40:00 7 32.03 0.00 1.65 0.08 0.07 66.17 Average: all 36.90 0.01 1.68 0.07 0.08 61.25 Average: 0 34.38 0.04 1.69 0.13 0.08 63.68 Average: 1 39.36 0.00 1.80 0.04 0.09 58.72 Average: 2 36.31 0.04 1.61 0.06 0.08 61.90 Average: 3 39.72 0.02 1.64 0.05 0.08 58.49 Average: 4 39.19 0.00 1.73 0.10 0.08 58.89 Average: 5 38.28 0.00 1.76 0.04 0.09 59.83 Average: 6 34.19 0.01 1.51 0.06 0.08 64.15 Average: 7 33.81 0.00 1.72 0.08 0.08 64.31