---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-18701 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: 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 28G 128G 18% / 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 873 9146 4 22072 30750 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:cb:3d:d8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.126/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83635sec preferred_lft 83635sec inet6 fe80::f816:3eff:fecb:3dd8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:9e:6d:54:75:2e 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 inet6 fe80::889e:6dff:fe54:752e/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-18701) 02/20/26 _x86_64_ (8 CPU) 22:41:20 LINUX RESTART (8 CPU) 22:50:41 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:00:49 1.70 0.22 1.47 0.01 3.39 18.68 1.01 23:10:00 232.25 3.46 220.19 8.60 281.99 31571.94 92790.90 23:20:41 300.53 0.96 292.73 6.84 13.29 63686.06 292222.41 Average: 178.65 1.48 172.10 5.07 92.22 32339.86 132416.49 22:50:41 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:00:49 29789620 31762968 619156 1.88 64660 2244616 1494112 4.41 385712 2394832 12 23:10:00 23003272 31248452 1037908 3.16 245128 8036328 1629108 4.80 2333340 6835892 628 23:20:41 9138780 30431648 1788400 5.44 510600 20147308 2478020 7.31 8983516 13331348 268772 Average: 20643891 31147689 1148488 3.49 273463 10142751 1867080 5.51 3900856 7520691 89804 22:50:41 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:00:49 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 23:00:49 ens3 0.38 0.27 0.14 0.27 0.00 0.00 0.00 0.00 23:00:49 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:10:00 lo 0.91 0.91 0.20 0.20 0.00 0.00 0.00 0.00 23:10:00 ens3 200.80 130.87 2275.96 1094.99 0.00 0.00 0.00 0.00 23:10:00 docker0 18.42 45.56 1.17 889.31 0.00 0.00 0.00 0.00 23:20:41 lo 0.39 0.39 0.07 0.07 0.00 0.00 0.00 0.00 23:20:41 ens3 148.14 100.96 1526.77 2564.96 0.00 0.00 0.00 0.00 23:20:41 docker0 27.55 45.31 2.11 804.75 0.00 0.00 0.00 0.00 23:20:41 veth0019a03 19.88 30.81 1.47 617.25 0.00 0.00 0.00 0.05 Average: lo 0.46 0.46 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 114.34 76.10 1240.33 1248.26 0.00 0.00 0.00 0.00 Average: docker0 15.44 30.08 1.11 558.72 0.00 0.00 0.00 0.00 Average: veth0019a03 7.08 10.96 0.52 219.68 0.00 0.00 0.00 0.02 ---> sar -P ALL: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-18701) 02/20/26 _x86_64_ (8 CPU) 22:41:20 LINUX RESTART (8 CPU) 22:50:41 CPU %user %nice %system %iowait %steal %idle 23:00:49 all 0.10 0.00 0.02 0.01 0.01 99.87 23:00:49 0 0.02 0.00 0.02 0.00 0.01 99.95 23:00:49 1 0.04 0.00 0.03 0.00 0.03 99.90 23:00:49 2 0.03 0.00 0.01 0.01 0.01 99.94 23:00:49 3 0.01 0.00 0.01 0.00 0.00 99.97 23:00:49 4 0.01 0.00 0.01 0.01 0.01 99.96 23:00:49 5 0.61 0.00 0.02 0.00 0.01 99.36 23:00:49 6 0.00 0.00 0.00 0.00 0.00 99.99 23:00:49 7 0.04 0.00 0.01 0.04 0.00 99.90 23:10:00 all 7.30 0.00 2.03 0.80 0.04 89.83 23:10:00 0 4.80 0.00 1.83 1.51 0.04 91.83 23:10:00 1 7.84 0.00 2.20 1.29 0.06 88.62 23:10:00 2 8.93 0.00 2.37 0.61 0.05 88.04 23:10:00 3 7.52 0.00 1.87 0.18 0.03 90.39 23:10:00 4 6.97 0.00 2.03 0.41 0.05 90.55 23:10:00 5 8.06 0.00 1.93 0.69 0.04 89.28 23:10:00 6 6.94 0.00 1.87 0.34 0.04 90.81 23:10:00 7 7.35 0.00 2.14 1.33 0.04 89.14 23:20:41 all 9.89 0.00 3.44 1.55 0.06 85.06 23:20:41 0 10.64 0.00 3.41 1.54 0.06 84.34 23:20:41 1 10.86 0.00 3.64 0.93 0.06 84.51 23:20:41 2 10.43 0.00 3.99 2.53 0.06 82.99 23:20:41 3 11.06 0.00 3.55 1.02 0.05 84.32 23:20:41 4 9.31 0.00 3.63 1.64 0.06 85.37 23:20:41 5 7.99 0.00 2.99 1.88 0.06 87.08 23:20:41 6 10.49 0.00 3.36 1.78 0.06 84.32 23:20:41 7 8.36 0.00 2.98 1.09 0.05 87.53 Average: all 5.78 0.00 1.85 0.80 0.04 91.54 Average: 0 5.25 0.00 1.78 1.01 0.04 91.92 Average: 1 6.26 0.00 1.97 0.72 0.05 90.99 Average: 2 6.44 0.00 2.14 1.09 0.04 90.29 Average: 3 6.23 0.00 1.83 0.42 0.03 91.49 Average: 4 5.44 0.00 1.91 0.71 0.04 91.90 Average: 5 5.51 0.00 1.66 0.88 0.04 91.92 Average: 6 5.84 0.00 1.77 0.73 0.03 91.62 Average: 7 5.23 0.00 1.71 0.80 0.03 92.22