---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-37820 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 17G 61G 22% / 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 699 6784 3 8506 14947 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:64:de:78 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.202/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79676sec preferred_lft 79676sec inet6 fe80::f816:3eff:fe64:de78/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:34:6b:ec:d1:43 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::3c34:6bff:feec:d143/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-37820) 07/22/26 _x86_64_ (4 CPU) 19:16:18 LINUX RESTART (4 CPU) 19:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:30:01 64.25 1.78 60.38 2.10 102.21 24399.72 6196.80 19:40:02 7.72 0.39 6.98 0.35 23.61 224.60 1541.34 19:50:02 6.20 0.00 5.95 0.26 0.31 189.46 572.77 20:00:01 21.29 0.73 19.56 1.00 8.74 1707.08 1509.54 20:10:02 28.91 0.05 27.40 1.46 2.54 1721.10 680.86 20:20:02 10.47 0.01 9.99 0.47 0.32 298.24 260.05 20:30:01 7.77 0.00 7.41 0.36 0.00 248.62 692.24 20:40:02 20.02 0.05 4.93 15.04 1.02 86.04 214959.35 20:50:01 4.21 0.09 3.92 0.20 2.42 138.71 74.27 21:00:01 11.21 0.00 10.59 0.62 0.00 679.22 182.66 Average: 18.20 0.31 15.70 2.19 14.11 2965.73 22723.91 19:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:30:01 818380 9012080 6915276 42.24 230944 7796704 7693024 44.16 1910292 12911992 232 19:40:02 3109036 11295452 4633300 28.30 232420 7788340 5432616 31.18 1966064 10580228 656 19:50:02 6529876 14730436 1200360 7.33 233692 7801244 1976896 11.35 1971720 7173708 7160 20:00:01 3625436 12213676 3713864 22.68 247032 8159916 4531804 26.01 2089268 9927784 1424 20:10:02 4734260 12314720 3613640 22.07 258996 7152284 4712384 27.05 2208104 8717072 13680 20:20:02 3693420 11297168 4630348 28.28 260808 7173632 5331052 30.60 2224980 9728292 228 20:30:01 2463792 10104804 5823256 35.57 261760 7209812 6712572 38.53 2227876 10949440 356 20:40:02 7384472 15052344 878180 5.36 262384 7236000 1734064 9.95 2235996 6045716 20252 20:50:01 7628152 15321104 609060 3.72 263188 7260252 1380876 7.93 2239136 5788656 21760 21:00:01 3509816 11335240 4592860 28.05 267544 7381416 5234180 30.04 2253344 9885936 236 Average: 4349664 12267702 3661014 22.36 251877 7495960 4473947 25.68 2132678 9170882 6598 19:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:30:01 lo 9.41 9.41 7.49 7.49 0.00 0.00 0.00 0.00 19:30:01 ens3 37.73 27.83 665.40 3.11 0.00 0.00 0.00 0.00 19:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:02 lo 9.55 9.55 5.22 5.22 0.00 0.00 0.00 0.00 19:40:02 ens3 0.68 0.38 0.16 0.10 0.00 0.00 0.00 0.00 19:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:02 lo 8.54 8.54 5.06 5.06 0.00 0.00 0.00 0.00 19:50:02 ens3 0.82 0.48 0.20 0.13 0.00 0.00 0.00 0.00 19:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:01 lo 13.88 13.88 11.07 11.07 0.00 0.00 0.00 0.00 20:00:01 ens3 1.03 0.87 0.34 0.28 0.00 0.00 0.00 0.00 20:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:02 lo 22.29 22.29 14.47 14.47 0.00 0.00 0.00 0.00 20:10:02 ens3 2.08 2.25 0.46 1.49 0.00 0.00 0.00 0.00 20:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:02 lo 29.35 29.35 13.46 13.46 0.00 0.00 0.00 0.00 20:20:02 ens3 1.13 0.92 0.24 0.20 0.00 0.00 0.00 0.00 20:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:01 lo 28.97 28.97 11.54 11.54 0.00 0.00 0.00 0.00 20:30:01 ens3 0.62 0.46 0.15 0.11 0.00 0.00 0.00 0.00 20:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:02 lo 14.86 14.86 6.30 6.30 0.00 0.00 0.00 0.00 20:40:02 ens3 0.58 0.43 0.15 0.11 0.00 0.00 0.00 0.00 20:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:01 lo 17.77 17.77 10.49 10.49 0.00 0.00 0.00 0.00 20:50:01 ens3 0.67 0.54 0.16 0.12 0.00 0.00 0.00 0.00 20:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:01 lo 18.21 18.21 9.72 9.72 0.00 0.00 0.00 0.00 21:00:01 ens3 1.01 0.86 0.31 0.25 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 17.28 17.28 9.48 9.48 0.00 0.00 0.00 0.00 Average: ens3 4.63 3.50 66.66 0.59 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-37820) 07/22/26 _x86_64_ (4 CPU) 19:16:18 LINUX RESTART (4 CPU) 19:20:02 CPU %user %nice %system %iowait %steal %idle 19:30:01 all 31.67 0.00 1.47 1.00 0.08 65.78 19:30:01 0 30.16 0.00 1.22 1.11 0.08 67.42 19:30:01 1 32.64 0.00 1.50 1.13 0.09 64.63 19:30:01 2 30.83 0.00 1.52 1.04 0.08 66.53 19:30:01 3 33.03 0.00 1.63 0.71 0.08 64.55 19:40:02 all 14.79 0.00 0.55 0.10 0.08 84.48 19:40:02 0 15.44 0.00 0.52 0.07 0.07 83.91 19:40:02 1 14.95 0.00 0.60 0.29 0.08 84.09 19:40:02 2 14.61 0.00 0.53 0.02 0.09 84.76 19:40:02 3 14.19 0.00 0.56 0.03 0.07 85.15 19:50:02 all 10.46 0.00 0.41 0.02 0.07 89.04 19:50:02 0 10.31 0.00 0.32 0.02 0.06 89.29 19:50:02 1 10.62 0.00 0.43 0.05 0.07 88.83 19:50:02 2 10.67 0.00 0.44 0.01 0.08 88.81 19:50:02 3 10.26 0.00 0.45 0.02 0.06 89.21 20:00:01 all 26.87 0.00 0.86 0.06 0.09 72.13 20:00:01 0 25.76 0.00 0.84 0.03 0.08 73.29 20:00:01 1 27.47 0.00 0.95 0.09 0.09 71.40 20:00:01 2 27.42 0.00 0.89 0.05 0.09 71.54 20:00:01 3 26.81 0.00 0.78 0.05 0.08 72.28 20:10:02 all 43.96 0.00 1.46 0.09 0.10 54.39 20:10:02 0 42.58 0.00 1.55 0.09 0.10 55.68 20:10:02 1 45.00 0.00 1.51 0.08 0.10 53.31 20:10:02 2 43.95 0.00 1.32 0.10 0.10 54.53 20:10:02 3 44.31 0.00 1.47 0.08 0.10 54.05 20:20:02 all 20.32 0.00 0.75 0.05 0.08 78.80 20:20:02 0 20.24 0.00 0.67 0.04 0.08 78.97 20:20:02 1 20.45 0.00 0.83 0.06 0.08 78.59 20:20:02 2 20.17 0.00 0.78 0.05 0.09 78.91 20:20:02 3 20.40 0.00 0.74 0.04 0.08 78.75 20:30:01 all 15.41 0.00 0.66 0.03 0.07 83.83 20:30:01 0 15.33 0.00 0.72 0.05 0.07 83.83 20:30:01 1 15.36 0.00 0.70 0.00 0.07 83.86 20:30:01 2 15.39 0.00 0.64 0.04 0.08 83.84 20:30:01 3 15.58 0.00 0.55 0.01 0.08 83.78 20:40:02 all 3.36 0.00 0.24 0.04 0.08 96.28 20:40:02 0 3.26 0.00 0.24 0.03 0.08 96.39 20:40:02 1 3.51 0.00 0.25 0.03 0.08 96.13 20:40:02 2 3.26 0.00 0.26 0.01 0.08 96.40 20:40:02 3 3.40 0.00 0.22 0.10 0.08 96.21 20:50:01 all 9.29 0.00 0.50 0.02 0.08 90.11 20:50:01 0 9.16 0.00 0.47 0.04 0.08 90.25 20:50:01 1 9.58 0.00 0.56 0.02 0.08 89.76 20:50:01 2 9.55 0.00 0.45 0.03 0.08 89.90 20:50:01 3 8.86 0.00 0.52 0.01 0.08 90.55 21:00:01 all 19.50 0.00 0.69 0.05 0.08 79.68 21:00:01 0 19.69 0.00 0.72 0.07 0.08 79.44 21:00:01 1 18.75 0.00 0.70 0.01 0.09 80.45 21:00:01 2 19.95 0.00 0.73 0.05 0.09 79.19 21:00:01 3 19.63 0.00 0.60 0.06 0.08 79.63 Average: all 19.56 0.00 0.76 0.14 0.08 79.45 Average: 0 19.19 0.00 0.73 0.15 0.08 79.85 Average: 1 19.82 0.00 0.80 0.18 0.08 79.11 Average: 2 19.58 0.00 0.75 0.14 0.08 79.44 Average: 3 19.65 0.00 0.75 0.11 0.08 79.41