---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-34508 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 18G 61G 23% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 706 8937 3 6345 14940 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:44:2f:29 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.79/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79904sec preferred_lft 79904sec inet6 fe80::f816:3eff:fe44:2f29/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:ad:53:7a:fe:8d 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::ecad:53ff:fe7a:fe8d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-34508) 07/10/26 _x86_64_ (4 CPU) 11:45:36 LINUX RESTART (4 CPU) 11:50:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:00:07 81.67 2.41 76.23 3.03 130.15 29529.49 9082.11 12:10:17 16.47 0.96 14.78 0.73 10.78 384.75 1285.91 12:20:37 44.03 19.02 23.69 1.32 164.69 1842.04 1775.61 12:30:37 47.72 18.63 27.63 1.46 150.95 1708.95 1344.57 12:40:00 5.48 0.00 5.32 0.17 0.00 130.22 95.56 12:50:08 23.05 0.09 7.53 15.43 1.36 227.99 209864.72 13:00:08 5.09 0.10 4.80 0.18 3.58 140.18 67.58 13:10:09 5.60 0.00 5.44 0.16 0.00 160.65 54.58 13:20:08 9.22 0.01 8.86 0.36 0.08 549.51 316.96 13:30:09 4.67 0.02 4.48 0.18 0.39 152.06 74.80 Average: 24.47 4.19 17.95 2.33 46.75 3488.00 22670.93 11:50:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:00:07 1232512 6776288 9151468 55.89 246348 5162420 10163960 58.34 2096012 12337160 316 12:10:17 6103420 10799160 5132912 31.35 246764 4336528 6060516 34.79 2118976 7484280 4248 12:20:37 2204688 7345448 8583712 52.43 260816 4754052 9310376 53.44 2311088 11164468 964 12:30:37 5798620 11320324 4609820 28.15 272536 5114556 5344552 30.68 2466220 7404484 324 12:40:00 9763820 15309028 624168 3.81 273048 5137512 1376204 7.90 2467740 3444660 11296 12:50:08 4397648 9968768 5962020 36.41 275816 5160660 6724636 38.60 2476720 8809748 124 13:00:08 4386672 9977464 5953348 36.36 276536 5179592 6779428 38.91 2481452 8806464 172 13:10:09 5914568 11526828 4404868 26.90 277300 5200264 5190556 29.79 2483932 7286860 436 13:20:08 5602332 11338208 4592992 28.05 281296 5314352 5267336 30.23 2497916 7579532 268 13:30:09 4777020 10537348 5393312 32.94 282024 5337980 6118284 35.12 2509360 8394296 180 Average: 5018130 10489886 5440862 33.23 269248 5069792 6233585 35.78 2390942 8271195 1833 11:50:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:00:07 lo 12.26 12.26 9.13 9.13 0.00 0.00 0.00 0.00 12:00:07 ens3 43.09 29.81 664.86 3.42 0.00 0.00 0.00 0.00 12:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:17 lo 21.60 21.60 10.33 10.33 0.00 0.00 0.00 0.00 12:10:17 ens3 0.98 0.84 0.20 0.16 0.00 0.00 0.00 0.00 12:10:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:37 lo 34.72 34.72 19.84 19.84 0.00 0.00 0.00 0.00 12:20:37 ens3 1.61 1.46 0.45 0.39 0.00 0.00 0.00 0.00 12:20:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:37 lo 31.27 31.27 15.52 15.52 0.00 0.00 0.00 0.00 12:30:37 ens3 1.71 1.69 0.38 1.39 0.00 0.00 0.00 0.00 12:30:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:00 lo 18.42 18.42 9.00 9.00 0.00 0.00 0.00 0.00 12:40:00 ens3 0.78 0.69 0.22 0.16 0.00 0.00 0.00 0.00 12:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:08 lo 29.21 29.21 11.57 11.57 0.00 0.00 0.00 0.00 12:50:08 ens3 0.48 0.43 0.10 0.08 0.00 0.00 0.00 0.00 12:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:08 lo 14.06 14.06 7.34 7.34 0.00 0.00 0.00 0.00 13:00:08 ens3 0.60 0.55 0.16 0.13 0.00 0.00 0.00 0.00 13:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:09 lo 17.37 17.37 9.84 9.84 0.00 0.00 0.00 0.00 13:10:09 ens3 0.61 0.51 0.15 0.10 0.00 0.00 0.00 0.00 13:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:08 lo 13.43 13.43 7.10 7.10 0.00 0.00 0.00 0.00 13:20:08 ens3 0.81 0.67 0.24 0.19 0.00 0.00 0.00 0.00 13:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:09 lo 17.16 17.16 6.95 6.95 0.00 0.00 0.00 0.00 13:30:09 ens3 0.53 0.46 0.11 0.09 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 Average: lo 21.02 21.02 10.70 10.70 0.00 0.00 0.00 0.00 Average: ens3 5.12 3.71 66.67 0.61 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-34508) 07/10/26 _x86_64_ (4 CPU) 11:45:36 LINUX RESTART (4 CPU) 11:50:07 CPU %user %nice %system %iowait %steal %idle 12:00:07 all 42.72 0.00 2.00 1.66 0.10 53.52 12:00:07 0 41.63 0.00 1.94 1.03 0.11 55.29 12:00:07 1 41.94 0.00 2.06 1.66 0.09 54.25 12:00:07 2 44.65 0.00 2.06 1.87 0.11 51.31 12:00:07 3 42.65 0.00 1.96 2.09 0.09 53.21 12:10:17 all 33.80 0.00 1.27 0.12 0.10 64.71 12:10:17 0 33.65 0.00 1.22 0.06 0.10 64.97 12:10:17 1 33.66 0.00 1.27 0.06 0.10 64.90 12:10:17 2 34.32 0.00 1.39 0.23 0.11 63.96 12:10:17 3 33.55 0.00 1.18 0.14 0.10 65.03 12:20:37 all 44.52 0.00 1.72 0.26 0.13 53.37 12:20:37 0 44.50 0.00 1.61 0.11 0.12 53.67 12:20:37 1 44.48 0.00 1.77 0.44 0.13 53.19 12:20:37 2 44.34 0.00 1.71 0.21 0.13 53.61 12:20:37 3 44.78 0.00 1.79 0.29 0.12 53.02 12:30:37 all 46.31 0.00 1.59 0.20 0.12 51.78 12:30:37 0 47.00 0.00 1.74 0.25 0.12 50.90 12:30:37 1 45.62 0.00 1.65 0.27 0.12 52.34 12:30:37 2 46.56 0.00 1.54 0.14 0.12 51.64 12:30:37 3 46.07 0.00 1.43 0.13 0.12 52.25 12:40:00 all 9.56 0.00 0.53 0.05 0.05 89.81 12:40:00 0 9.43 0.00 0.65 0.08 0.05 89.79 12:40:00 1 9.61 0.00 0.54 0.03 0.06 89.76 12:40:00 2 9.78 0.00 0.48 0.05 0.06 89.63 12:40:00 3 9.41 0.00 0.45 0.02 0.05 90.06 12:50:08 all 16.90 0.00 0.74 0.03 0.06 82.26 12:50:08 0 16.59 0.00 0.68 0.02 0.06 82.65 12:50:08 1 17.41 0.00 0.78 0.01 0.07 81.73 12:50:08 2 16.84 0.00 0.73 0.05 0.07 82.31 12:50:08 3 16.78 0.00 0.79 0.04 0.06 82.34 13:00:08 all 9.48 0.00 0.52 0.02 0.06 89.93 13:00:08 0 9.25 0.00 0.42 0.03 0.05 90.24 13:00:08 1 9.26 0.00 0.62 0.02 0.06 90.04 13:00:08 2 10.03 0.00 0.58 0.02 0.06 89.31 13:00:08 3 9.36 0.00 0.45 0.02 0.06 90.11 13:10:09 all 8.48 0.00 0.36 0.02 0.05 91.09 13:10:09 0 8.30 0.00 0.36 0.01 0.05 91.28 13:10:09 1 8.71 0.00 0.33 0.02 0.05 90.88 13:10:09 2 8.58 0.00 0.36 0.04 0.05 90.97 13:10:09 3 8.33 0.00 0.37 0.01 0.06 91.24 13:20:08 all 15.20 0.00 0.64 0.05 0.07 84.04 13:20:08 0 15.90 0.00 0.79 0.02 0.07 83.22 13:20:08 1 14.87 0.00 0.57 0.08 0.08 84.41 13:20:08 2 14.84 0.00 0.56 0.03 0.07 84.50 13:20:08 3 15.21 0.00 0.63 0.07 0.07 84.03 13:30:09 all 9.97 0.00 0.57 0.03 0.06 89.37 13:30:09 0 9.99 0.00 0.59 0.01 0.06 89.36 13:30:09 1 10.13 0.00 0.61 0.04 0.07 89.16 13:30:09 2 9.69 0.00 0.58 0.04 0.06 89.63 13:30:09 3 10.07 0.00 0.52 0.01 0.06 89.34 Average: all 23.85 0.00 1.00 0.24 0.08 74.83 Average: 0 23.78 0.00 1.00 0.16 0.08 74.98 Average: 1 23.73 0.00 1.03 0.26 0.08 74.90 Average: 2 24.11 0.00 1.00 0.27 0.08 74.53 Average: 3 23.78 0.00 0.96 0.28 0.08 74.90