---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-14795 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: 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 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 916 24722 4 6454 30708 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:71:10:cd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.67/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83758sec preferred_lft 83758sec inet6 fe80::f816:3eff:fe71:10cd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:98:35:a9:f5:e3 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-14795) 02/18/26 _x86_64_ (8 CPU) 13:06:59 LINUX RESTART (8 CPU) 13:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:09 27.83 3.02 22.25 2.56 740.81 4201.36 8571.24 13:30:09 43.05 0.15 24.42 18.48 5.83 2216.68 527057.27 13:40:01 32.65 0.01 28.65 4.00 0.07 3077.06 15401.66 13:50:00 24.28 0.14 20.96 3.18 6.45 6185.91 6989.54 Average: 31.94 0.84 24.05 7.05 190.60 3923.12 139562.86 13:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:09 26312192 29794224 2516144 7.66 151340 3581348 2618000 7.72 841576 5283620 9032 13:30:09 25531476 29458332 2847728 8.67 180384 3954924 2861688 8.44 963440 5906316 41460 13:40:01 24459216 28989824 3311948 10.08 218056 4469592 3433712 10.13 1114784 6751660 42712 13:50:00 25429124 31544704 750024 2.28 235132 5978936 1350312 3.98 1687684 5131360 3132 Average: 25433002 29946771 2356461 7.17 196228 4496200 2565928 7.57 1151871 5768239 24084 13:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:09 lo 832.54 832.54 792.82 792.82 0.00 0.00 0.00 0.00 13:20:09 ens3 134.13 101.53 1012.24 19.68 0.00 0.00 0.00 0.00 13:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:09 lo 1462.55 1462.55 1391.46 1391.46 0.00 0.00 0.00 0.00 13:30:09 ens3 44.89 32.94 18.24 13.36 0.00 0.00 0.00 0.00 13:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 lo 1608.77 1608.77 1531.02 1531.02 0.00 0.00 0.00 0.00 13:40:01 ens3 62.16 43.04 20.89 16.19 0.00 0.00 0.00 0.00 13:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:00 lo 819.13 819.13 764.96 764.96 0.00 0.00 0.00 0.00 13:50:00 ens3 135.56 137.68 217.13 946.04 0.00 0.00 0.00 0.00 13:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1178.43 1178.43 1117.86 1117.86 0.00 0.00 0.00 0.00 Average: ens3 94.39 78.97 320.19 248.67 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-14795) 02/18/26 _x86_64_ (8 CPU) 13:06:59 LINUX RESTART (8 CPU) 13:10:01 CPU %user %nice %system %iowait %steal %idle 13:20:09 all 26.36 0.00 1.22 0.50 0.06 71.86 13:20:09 0 25.82 0.00 1.04 0.31 0.06 72.77 13:20:09 1 26.90 0.00 1.63 0.48 0.07 70.92 13:20:09 2 27.60 0.00 1.06 0.81 0.06 70.46 13:20:09 3 25.61 0.00 1.40 0.37 0.06 72.56 13:20:09 4 24.73 0.00 1.15 0.34 0.06 73.71 13:20:09 5 26.89 0.00 1.04 0.22 0.06 71.79 13:20:09 6 27.50 0.00 1.22 1.02 0.06 70.19 13:20:09 7 25.82 0.00 1.22 0.44 0.06 72.45 13:30:09 all 34.00 0.00 1.54 0.32 0.08 64.06 13:30:09 0 30.84 0.00 1.35 0.04 0.07 67.70 13:30:09 1 36.98 0.00 1.53 0.22 0.07 61.19 13:30:09 2 35.19 0.00 1.63 0.52 0.08 62.58 13:30:09 3 36.59 0.00 1.69 0.49 0.08 61.16 13:30:09 4 33.64 0.00 1.55 0.65 0.07 64.09 13:30:09 5 31.60 0.00 1.48 0.33 0.07 66.51 13:30:09 6 32.86 0.00 1.41 0.14 0.08 65.52 13:30:09 7 34.32 0.00 1.68 0.18 0.08 63.73 13:40:01 all 36.71 0.00 1.76 0.80 0.09 60.64 13:40:01 0 33.81 0.00 1.49 0.13 0.09 64.47 13:40:01 1 38.35 0.00 1.96 0.44 0.09 59.16 13:40:01 2 36.82 0.00 1.85 0.57 0.09 60.67 13:40:01 3 40.77 0.00 1.61 0.97 0.10 56.56 13:40:01 4 34.20 0.00 1.79 1.10 0.09 62.82 13:40:01 5 35.00 0.00 1.61 2.12 0.08 61.18 13:40:01 6 39.74 0.00 2.06 0.65 0.09 57.46 13:40:01 7 34.95 0.00 1.72 0.44 0.08 62.81 13:50:00 all 22.58 0.00 1.11 1.29 0.06 74.96 13:50:00 0 16.53 0.00 1.18 1.24 0.06 81.01 13:50:00 1 30.21 0.00 1.19 1.06 0.07 67.47 13:50:00 2 32.24 0.00 1.38 0.40 0.08 65.90 13:50:00 3 28.94 0.00 1.22 2.22 0.07 67.55 13:50:00 4 18.73 0.00 0.92 2.06 0.06 78.24 13:50:00 5 18.74 0.00 1.07 1.56 0.06 78.57 13:50:00 6 17.09 0.00 0.83 1.37 0.06 80.65 13:50:00 7 18.13 0.00 1.08 0.42 0.05 80.32 Average: all 29.88 0.00 1.41 0.73 0.07 67.92 Average: 0 26.73 0.00 1.26 0.43 0.07 71.51 Average: 1 33.07 0.00 1.58 0.55 0.07 64.72 Average: 2 32.93 0.00 1.48 0.58 0.08 64.94 Average: 3 32.93 0.00 1.48 1.01 0.08 64.51 Average: 4 27.80 0.00 1.35 1.04 0.07 69.75 Average: 5 28.03 0.00 1.30 1.05 0.07 69.55 Average: 6 29.26 0.00 1.38 0.80 0.07 68.50 Average: 7 28.28 0.00 1.42 0.37 0.07 69.86