---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-15486 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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: 5599.94 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 60G 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 707 10974 4 4307 14939 Swap: 1023 13 1010 ---> 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:6a:22:00 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.104/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78805sec preferred_lft 78805sec inet6 fe80::f816:3eff:fe6a:2200/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:88:bc:1b:d6:eb 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::5888:bcff:fe1b:d6eb/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-15486) 03/23/26 _x86_64_ (4 CPU) 19:06:23 LINUX RESTART (4 CPU) 19:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:00 100.76 8.39 89.04 3.33 781.96 33733.62 8677.47 19:30:00 72.87 23.28 46.89 2.69 355.19 5207.40 2118.51 19:40:00 17.57 2.63 14.12 0.82 51.79 451.07 794.64 19:50:00 7.55 0.10 7.09 0.37 3.39 248.71 803.25 20:00:00 31.11 0.09 14.91 16.12 3.51 695.35 213045.67 20:10:00 14.22 0.06 13.51 0.64 1.53 441.47 469.57 20:20:00 3.64 0.02 3.58 0.04 0.68 63.08 454.33 20:30:00 6.61 0.02 6.28 0.30 1.36 225.33 581.24 20:40:00 5.57 0.03 5.35 0.20 0.59 161.39 50.21 20:50:00 5.91 0.01 5.73 0.18 0.24 163.47 74.31 21:00:00 9.11 0.05 8.67 0.40 3.97 573.21 308.81 21:10:00 5.04 0.02 4.86 0.15 0.60 174.64 92.21 Average: 23.33 2.89 18.34 2.10 100.40 3511.61 18955.86 19:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:00 3751924 14296116 1629808 9.95 240796 10092336 2720108 15.61 1991636 9871856 7544 19:30:00 162548 3504288 12427652 75.90 273304 3054364 13321220 76.46 2193708 13427264 304 19:40:00 3174076 6238404 9698544 59.23 274548 2816440 11065216 63.51 2027016 10643840 716 19:50:00 6723272 9809136 6130252 37.44 275784 2836752 7028644 40.34 2033672 7091804 260 20:00:00 10457812 13676376 2265560 13.84 281348 2964012 3057316 17.55 2088812 3322280 184 20:10:00 8150184 11432364 4508192 27.53 283324 3025680 5317112 30.52 2093664 5611384 68 20:20:00 11388184 14686372 1256100 7.67 283528 3041484 2148664 12.33 2094628 2395788 14612 20:30:00 6602988 9923440 6016152 36.74 284424 3062852 6794124 39.00 2097372 7154688 112 20:40:00 6529452 9871888 6067616 37.06 285044 3084216 6876364 39.47 2100820 7228976 132 20:50:00 8226948 11591840 4348844 26.56 285680 3106040 5155544 29.59 2102984 5524960 84 21:00:00 7907948 11403556 4536552 27.71 289784 3228548 5194400 29.82 2117868 5834980 192 21:10:00 6958732 10482156 5457540 33.33 290148 3255888 6078024 34.89 2128700 6767228 76 Average: 6669506 10576328 5361901 32.75 278976 3630718 6229728 35.76 2089240 7072921 2024 19:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:00 lo 2.28 2.28 1.86 1.86 0.00 0.00 0.00 0.00 19:20:00 ens3 156.09 114.92 1804.42 11.32 0.00 0.00 0.00 0.00 19:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:00 lo 26.00 26.00 18.07 18.07 0.00 0.00 0.00 0.00 19:30:00 ens3 2.12 1.83 0.65 0.54 0.00 0.00 0.00 0.00 19:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:00 lo 44.23 44.23 17.74 17.74 0.00 0.00 0.00 0.00 19:40:00 ens3 2.65 1.54 0.47 1.39 0.00 0.00 0.00 0.00 19:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:00 lo 12.88 12.88 7.74 7.74 0.00 0.00 0.00 0.00 19:50:00 ens3 0.90 0.53 0.20 0.13 0.00 0.00 0.00 0.00 19:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:00 lo 11.34 11.34 5.58 5.58 0.00 0.00 0.00 0.00 20:00:00 ens3 1.18 0.80 0.32 0.25 0.00 0.00 0.00 0.00 20:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:00 lo 19.10 19.10 9.83 9.83 0.00 0.00 0.00 0.00 20:10:00 ens3 1.54 0.68 0.29 0.17 0.00 0.00 0.00 0.00 20:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:00 lo 10.67 10.67 5.08 5.08 0.00 0.00 0.00 0.00 20:20:00 ens3 0.68 0.41 0.15 0.10 0.00 0.00 0.00 0.00 20:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:00 lo 29.51 29.51 11.73 11.73 0.00 0.00 0.00 0.00 20:30:00 ens3 0.81 0.46 0.16 0.10 0.00 0.00 0.00 0.00 20:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:00 lo 19.41 19.41 10.27 10.27 0.00 0.00 0.00 0.00 20:40:00 ens3 1.15 0.61 0.26 0.17 0.00 0.00 0.00 0.00 20:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:00 lo 11.76 11.76 6.90 6.90 0.00 0.00 0.00 0.00 20:50:00 ens3 0.59 0.38 0.11 0.07 0.00 0.00 0.00 0.00 20:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:00 lo 13.98 13.98 7.38 7.38 0.00 0.00 0.00 0.00 21:00:00 ens3 0.89 0.70 0.25 0.20 0.00 0.00 0.00 0.00 21:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:00 lo 31.87 31.87 12.30 12.30 0.00 0.00 0.00 0.00 21:10:00 ens3 0.89 0.55 0.18 0.13 0.00 0.00 0.00 0.00 21:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.42 19.42 9.54 9.54 0.00 0.00 0.00 0.00 Average: ens3 14.12 10.29 150.62 1.21 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-15486) 03/23/26 _x86_64_ (4 CPU) 19:06:23 LINUX RESTART (4 CPU) 19:10:00 CPU %user %nice %system %iowait %steal %idle 19:20:00 all 35.60 0.00 2.14 6.24 0.09 55.93 19:20:00 0 37.41 0.00 1.91 6.70 0.09 53.89 19:20:00 1 32.76 0.00 2.17 5.15 0.09 59.84 19:20:00 2 34.99 0.00 2.28 7.74 0.08 54.91 19:20:00 3 37.21 0.00 2.23 5.38 0.09 55.09 19:30:00 all 54.37 0.00 2.03 0.16 0.13 43.31 19:30:00 0 54.12 0.00 1.98 0.22 0.13 43.56 19:30:00 1 54.15 0.00 1.95 0.07 0.14 43.69 19:30:00 2 54.05 0.00 2.17 0.17 0.13 43.48 19:30:00 3 55.17 0.00 2.03 0.17 0.13 42.49 19:40:00 all 32.66 0.00 1.46 0.16 0.10 65.62 19:40:00 0 32.15 0.00 1.38 0.16 0.10 66.21 19:40:00 1 32.90 0.00 1.57 0.09 0.10 65.35 19:40:00 2 32.74 0.00 1.42 0.07 0.10 65.67 19:40:00 3 32.88 0.00 1.46 0.32 0.10 65.24 19:50:00 all 17.88 0.00 0.82 0.22 0.08 81.00 19:50:00 0 17.45 0.00 0.67 0.13 0.08 81.66 19:50:00 1 17.42 0.00 0.91 0.34 0.08 81.25 19:50:00 2 18.24 0.00 0.86 0.21 0.08 80.60 19:50:00 3 18.40 0.00 0.84 0.20 0.08 80.47 20:00:00 all 25.19 0.00 1.02 0.10 0.09 73.61 20:00:00 0 25.73 0.00 0.97 0.08 0.08 73.13 20:00:00 1 23.59 0.00 1.05 0.04 0.09 75.23 20:00:00 2 26.37 0.00 1.09 0.11 0.09 72.33 20:00:00 3 25.05 0.00 0.98 0.16 0.09 73.73 20:10:00 all 27.32 0.00 0.93 0.09 0.08 71.56 20:10:00 0 26.79 0.00 0.83 0.05 0.08 72.25 20:10:00 1 27.18 0.00 0.96 0.17 0.08 71.61 20:10:00 2 27.88 0.00 1.02 0.04 0.09 70.98 20:10:00 3 27.45 0.00 0.93 0.11 0.09 71.43 20:20:00 all 3.51 0.00 0.30 0.02 0.07 96.10 20:20:00 0 3.13 0.00 0.29 0.01 0.06 96.51 20:20:00 1 3.58 0.00 0.33 0.04 0.07 96.00 20:20:00 2 3.55 0.00 0.31 0.02 0.08 96.04 20:20:00 3 3.79 0.00 0.29 0.01 0.07 95.85 20:30:00 all 14.28 0.00 0.52 0.02 0.08 85.11 20:30:00 0 14.30 0.00 0.47 0.05 0.07 85.11 20:30:00 1 14.01 0.00 0.59 0.01 0.08 85.31 20:30:00 2 14.48 0.00 0.50 0.01 0.08 84.94 20:30:00 3 14.31 0.00 0.50 0.02 0.08 85.09 20:40:00 all 10.01 0.00 0.41 0.02 0.08 89.48 20:40:00 0 10.22 0.00 0.34 0.03 0.07 89.34 20:40:00 1 10.51 0.00 0.51 0.01 0.08 88.90 20:40:00 2 9.57 0.00 0.41 0.01 0.08 89.94 20:40:00 3 9.74 0.00 0.41 0.03 0.08 89.74 20:50:00 all 7.33 0.00 0.37 0.06 0.07 92.18 20:50:00 0 7.18 0.00 0.43 0.06 0.07 92.27 20:50:00 1 7.53 0.00 0.38 0.05 0.08 91.96 20:50:00 2 7.55 0.00 0.34 0.05 0.08 91.99 20:50:00 3 7.05 0.00 0.32 0.07 0.07 92.49 21:00:00 all 13.81 0.00 0.56 0.03 0.08 85.51 21:00:00 0 13.37 0.00 0.52 0.04 0.07 86.00 21:00:00 1 13.64 0.00 0.64 0.04 0.08 85.61 21:00:00 2 13.84 0.00 0.56 0.02 0.08 85.50 21:00:00 3 14.42 0.00 0.53 0.05 0.08 84.92 21:00:00 CPU %user %nice %system %iowait %steal %idle 21:10:00 all 10.59 0.00 0.51 0.17 0.08 88.65 21:10:00 0 10.63 0.00 0.52 0.14 0.09 88.62 21:10:00 1 10.11 0.00 0.53 0.15 0.08 89.12 21:10:00 2 10.80 0.00 0.43 0.10 0.08 88.60 21:10:00 3 10.80 0.00 0.57 0.28 0.08 88.27 Average: all 21.04 0.00 0.92 0.61 0.09 77.34 Average: 0 21.03 0.00 0.86 0.64 0.08 77.39 Average: 1 20.61 0.00 0.96 0.51 0.09 77.83 Average: 2 21.17 0.00 0.95 0.71 0.09 77.08 Average: 3 21.35 0.00 0.92 0.57 0.09 77.08