---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-18843 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 887 9096 4 22108 30737 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:60:b7:84 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.221/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84003sec preferred_lft 84003sec inet6 fe80::f816:3eff:fe60:b784/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:b8:c9:14:1d:5e 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::d8b8:c9ff:fe14:1d5e/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-18843) 02/21/26 _x86_64_ (8 CPU) 10:12:03 LINUX RESTART (8 CPU) 10:20:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:30:05 368.98 0.67 360.87 7.43 8.19 45549.13 46498.59 10:40:06 34.56 0.00 33.51 1.05 0.00 3989.86 5050.19 10:50:01 36.17 0.01 35.22 0.95 0.08 3235.36 5292.37 Average: 146.67 0.23 143.29 3.15 2.76 17605.38 18958.96 10:20:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:30:05 8146468 26978452 5229108 15.91 551444 17474180 5482280 16.17 5156640 17928516 56588 10:40:06 6842208 26746460 5662760 17.23 563884 18275812 6120140 18.05 5630200 18688096 1600 10:50:01 6974488 27061088 5136520 15.63 588468 18596628 5376272 15.85 5985620 18168376 13844 Average: 7321055 26928667 5342796 16.26 567932 18115540 5659564 16.69 5590820 18261663 24011 10:20:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:30:05 lo 0.33 0.33 0.05 0.05 0.00 0.00 0.00 0.00 10:30:05 ens3 200.60 128.45 1503.88 31.01 0.00 0.00 0.00 0.00 10:30:05 docker0 24.09 34.99 1.30 410.75 0.00 0.00 0.00 0.00 10:30:05 veth909aacf 4.14 6.04 0.27 58.70 0.00 0.00 0.00 0.00 10:40:06 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 10:40:06 ens3 15.00 7.90 177.08 1.97 0.00 0.00 0.00 0.00 10:40:06 docker0 6.29 12.49 0.87 175.58 0.00 0.00 0.00 0.00 10:40:06 vethc57a9ad 5.43 11.01 0.89 145.93 0.00 0.00 0.00 0.01 10:50:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 10:50:01 ens3 23.24 23.62 83.65 6.34 0.00 0.00 0.00 0.00 10:50:01 docker0 8.32 11.70 1.57 49.49 0.00 0.00 0.00 0.00 Average: lo 0.19 0.19 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 79.65 53.33 588.79 13.11 0.00 0.00 0.00 0.00 Average: docker0 12.90 19.74 1.25 212.26 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-18843) 02/21/26 _x86_64_ (8 CPU) 10:12:03 LINUX RESTART (8 CPU) 10:20:06 CPU %user %nice %system %iowait %steal %idle 10:30:05 all 19.97 0.00 2.89 2.29 0.07 74.78 10:30:05 0 16.22 0.00 2.74 2.43 0.07 78.54 10:30:05 1 23.21 0.00 2.66 3.08 0.08 70.97 10:30:05 2 19.17 0.00 3.24 1.67 0.07 75.86 10:30:05 3 18.35 0.00 2.98 2.74 0.07 75.85 10:30:05 4 17.58 0.00 2.93 0.96 0.06 78.47 10:30:05 5 19.53 0.00 3.40 1.38 0.07 75.62 10:30:05 6 28.44 0.00 2.67 2.12 0.07 66.70 10:30:05 7 17.24 0.00 2.48 3.95 0.08 76.25 10:40:06 all 12.08 0.00 0.45 0.17 0.03 87.27 10:40:06 0 0.75 0.00 0.40 0.04 0.03 98.78 10:40:06 1 0.81 0.00 0.39 0.09 0.01 98.69 10:40:06 2 0.81 0.00 0.45 0.09 0.02 98.63 10:40:06 3 4.48 0.00 0.43 0.07 0.03 94.98 10:40:06 4 1.48 0.00 0.51 0.21 0.02 97.77 10:40:06 5 0.94 0.00 0.38 0.47 0.01 98.19 10:40:06 6 6.70 0.00 0.29 0.12 0.02 92.87 10:40:06 7 80.64 0.00 0.73 0.26 0.06 18.31 10:50:01 all 9.97 0.00 0.79 0.13 0.03 89.07 10:50:01 0 1.50 0.00 0.68 0.26 0.03 97.53 10:50:01 1 2.47 0.00 0.50 0.20 0.04 96.78 10:50:01 2 1.26 0.00 0.68 0.10 0.01 97.94 10:50:01 3 68.37 0.00 1.65 0.11 0.06 29.80 10:50:01 4 1.34 0.00 0.87 0.16 0.05 97.58 10:50:01 5 1.10 0.00 0.55 0.13 0.02 98.21 10:50:01 6 1.52 0.00 0.61 0.02 0.03 97.82 10:50:01 7 2.17 0.00 0.80 0.08 0.03 96.92 Average: all 14.00 0.00 1.37 0.86 0.04 83.72 Average: 0 6.14 0.00 1.27 0.91 0.04 91.64 Average: 1 8.80 0.00 1.18 1.12 0.04 88.85 Average: 2 7.06 0.00 1.45 0.62 0.03 90.84 Average: 3 30.33 0.00 1.69 0.98 0.06 66.95 Average: 4 6.78 0.00 1.43 0.44 0.04 91.29 Average: 5 7.17 0.00 1.44 0.66 0.03 90.69 Average: 6 12.21 0.00 1.19 0.75 0.04 85.81 Average: 7 33.53 0.00 1.33 1.43 0.06 63.65