---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19473 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 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 1016 8926 4 22149 30607 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:00:83:9d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.47/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84039sec preferred_lft 84039sec inet6 fe80::f816:3eff:fe00:839d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:31:04:e5:2e:fe 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::9831:4ff:fee5:2efe/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-19473) 02/23/26 _x86_64_ (8 CPU) 10:35:45 LINUX RESTART (8 CPU) 10:40:31 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:02 513.09 1.27 501.08 10.74 470.27 58228.59 84364.54 11:00:33 98.82 0.19 94.19 4.44 1.76 12577.42 15440.87 11:10:02 4.23 0.00 4.10 0.13 0.00 527.12 1093.46 Average: 202.02 0.48 196.45 5.09 152.25 23427.12 33056.58 10:40:31 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:02 10395484 27895544 4318588 13.14 532472 16220744 4574100 13.49 4759948 16171384 832860 11:00:33 7671072 27653572 4808056 14.63 568592 18297828 5326832 15.71 5570940 17915792 16 11:10:02 7526988 27661660 4831160 14.70 577996 18375488 6027196 17.77 5604888 17999436 2008 Average: 8531181 27736925 4652601 14.16 559687 17631353 5309376 15.66 5311925 17362204 278295 10:40:31 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:02 lo 0.50 0.50 0.07 0.07 0.00 0.00 0.00 0.00 10:50:02 ens3 201.33 120.60 2507.30 24.71 0.00 0.00 0.00 0.00 10:50:02 docker0 22.59 39.30 1.32 763.49 0.00 0.00 0.00 0.00 11:00:33 lo 0.15 0.15 0.02 0.02 0.00 0.00 0.00 0.00 11:00:33 ens3 57.13 33.52 523.95 12.83 0.00 0.00 0.00 0.00 11:00:33 docker0 8.87 15.30 0.59 306.62 0.00 0.00 0.00 0.00 11:00:33 vethcc4d995 3.08 6.94 0.30 146.25 0.00 0.00 0.00 0.01 11:10:02 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 11:10:02 ens3 18.53 10.89 34.55 3.15 0.00 0.00 0.00 0.00 11:10:02 docker0 10.36 15.16 2.17 32.90 0.00 0.00 0.00 0.00 11:10:02 vethcc4d995 10.36 15.16 2.31 32.90 0.00 0.00 0.00 0.00 Average: lo 0.25 0.25 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 91.23 54.33 1006.29 13.55 0.00 0.00 0.00 0.00 Average: docker0 13.77 22.99 1.34 366.04 0.00 0.00 0.00 0.00 Average: vethcc4d995 4.42 7.34 0.85 62.70 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19473) 02/23/26 _x86_64_ (8 CPU) 10:35:45 LINUX RESTART (8 CPU) 10:40:31 CPU %user %nice %system %iowait %steal %idle 10:50:02 all 15.29 0.00 3.83 1.96 0.08 78.84 10:50:02 0 11.43 0.00 2.87 1.49 0.07 84.14 10:50:02 1 19.21 0.00 4.76 1.38 0.08 74.56 10:50:02 2 14.96 0.00 4.86 1.32 0.09 78.78 10:50:02 3 13.74 0.00 3.63 2.77 0.07 79.80 10:50:02 4 14.40 0.00 3.64 1.35 0.07 80.55 10:50:02 5 17.63 0.00 3.95 1.96 0.07 76.39 10:50:02 6 14.05 0.00 3.57 3.54 0.08 78.76 10:50:02 7 16.93 0.00 3.37 1.87 0.09 77.74 11:00:33 all 16.67 0.00 1.01 0.60 0.05 81.67 11:00:33 0 6.86 0.00 1.02 0.46 0.05 91.61 11:00:33 1 16.88 0.00 1.26 1.36 0.07 80.42 11:00:33 2 7.39 0.00 0.80 0.28 0.06 91.48 11:00:33 3 8.21 0.00 1.11 0.64 0.06 89.98 11:00:33 4 12.60 0.00 0.88 0.27 0.03 86.22 11:00:33 5 8.03 0.00 0.90 0.99 0.04 90.03 11:00:33 6 8.23 0.00 1.03 0.55 0.04 90.15 11:00:33 7 65.12 0.00 1.10 0.21 0.07 33.49 11:10:02 all 11.95 0.00 0.31 0.03 0.03 87.67 11:10:02 0 0.43 0.00 0.18 0.01 0.04 99.35 11:10:02 1 2.19 0.00 0.32 0.01 0.04 97.44 11:10:02 2 0.51 0.00 0.08 0.05 0.03 99.33 11:10:02 3 7.02 0.00 0.20 0.00 0.01 92.76 11:10:02 4 1.01 0.00 0.23 0.01 0.03 98.72 11:10:02 5 35.60 0.00 0.70 0.04 0.08 63.57 11:10:02 6 15.27 0.00 0.25 0.12 0.02 84.34 11:10:02 7 33.60 0.00 0.52 0.00 0.03 65.86 Average: all 14.71 0.00 1.69 0.85 0.05 82.70 Average: 0 6.26 0.00 1.34 0.65 0.05 91.70 Average: 1 12.89 0.00 2.08 0.94 0.07 84.03 Average: 2 7.59 0.00 1.87 0.54 0.06 89.94 Average: 3 9.60 0.00 1.63 1.12 0.05 87.61 Average: 4 9.44 0.00 1.56 0.53 0.04 88.42 Average: 5 19.99 0.00 1.82 1.00 0.06 77.13 Average: 6 12.37 0.00 1.59 1.37 0.05 84.62 Average: 7 39.49 0.00 1.64 0.68 0.07 58.13