---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-14310 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): 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: 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: 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 703 11333 3 3952 14943 Swap: 1023 1 1022 ---> 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:f7:fc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.163/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78736sec preferred_lft 78736sec inet6 fe80::f816:3eff:fe64:f7fc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:7b:3a:93:9a:29 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-4c-16g-14310) 02/18/26 _x86_64_ (4 CPU) 12:34:58 LINUX RESTART (4 CPU) 12:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:31 70.50 1.08 52.85 16.56 417.52 28551.79 279469.19 13:00:29 81.00 24.04 53.89 3.07 385.95 6534.54 2734.87 13:10:46 28.36 9.49 17.87 1.00 182.70 500.70 986.69 13:20:01 7.12 0.04 6.75 0.33 1.04 265.40 1601.79 13:30:17 6.83 0.08 6.41 0.33 7.35 406.45 745.68 13:40:06 17.99 0.02 17.21 0.76 0.69 529.27 661.61 13:50:01 8.61 0.01 8.24 0.36 1.21 253.21 152.80 14:00:17 5.40 0.00 5.22 0.18 0.18 136.57 193.72 14:10:11 4.56 0.01 4.38 0.17 1.32 138.60 76.79 14:20:01 5.35 0.00 5.15 0.20 0.34 158.22 67.75 14:30:17 9.77 0.18 9.13 0.45 4.19 547.85 106.75 14:40:32 7.50 0.06 7.14 0.31 1.62 278.37 81.25 Average: 21.31 2.93 16.35 2.04 85.45 3300.15 25001.67 12:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:31 5049060 15305296 622476 3.80 230840 9829272 1314404 7.54 1913288 8666188 125776 13:00:29 4462444 7181688 8752384 53.46 256316 2499176 9498108 54.52 1925684 9447356 1436 13:10:46 3253300 6054136 9882356 60.36 259352 2577648 10904964 62.59 2009860 10567104 352 13:20:01 8447984 11268680 4672108 28.54 259956 2596900 6012092 34.51 2014356 5412652 860 13:30:17 9276980 12186336 3754052 22.93 263868 2681572 4507196 25.87 2033780 4560224 296 13:40:06 10286520 13272244 2668828 16.30 266240 2755588 3527060 20.25 2057804 3536372 7308 13:50:01 8387196 11400412 4539296 27.72 267196 2782124 5229596 30.02 2059816 5424216 72 14:00:17 8265468 11295368 4644304 28.37 267856 2798148 5312556 30.49 2061052 5529644 496 14:10:11 6955004 10004140 5934768 36.25 268412 2816848 6734032 38.65 2063188 6847300 256 14:20:01 6852692 9922724 6016132 36.74 269024 2837128 6724760 38.60 2066240 6941272 264 14:30:17 12099176 15309224 632108 3.86 272964 2973068 1320204 7.58 2082520 1677996 21084 14:40:32 7348276 10585612 5353652 32.70 273624 2999824 5970476 34.27 2094564 6419936 428 Average: 7557008 11148822 4789372 29.25 262971 3345608 5587954 32.07 2031846 6252522 13219 12:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:31 lo 0.40 0.40 0.05 0.05 0.00 0.00 0.00 0.00 12:50:31 ens3 145.52 69.26 1235.66 6.58 0.00 0.00 0.00 0.00 12:50:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:29 lo 20.90 20.90 17.20 17.20 0.00 0.00 0.00 0.00 13:00:29 ens3 1.86 1.83 0.57 0.51 0.00 0.00 0.00 0.00 13:00:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:46 lo 43.45 43.45 18.09 18.09 0.00 0.00 0.00 0.00 13:10:46 ens3 2.01 1.45 0.53 0.41 0.00 0.00 0.00 0.00 13:10:46 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 lo 14.93 14.93 6.83 6.83 0.00 0.00 0.00 0.00 13:20:01 ens3 0.95 0.52 0.24 0.17 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:17 lo 10.63 10.63 5.86 5.86 0.00 0.00 0.00 0.00 13:30:17 ens3 0.57 0.43 0.16 0.12 0.00 0.00 0.00 0.00 13:30:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:06 lo 11.13 11.13 5.32 5.32 0.00 0.00 0.00 0.00 13:40:06 ens3 1.11 0.89 0.21 1.64 0.00 0.00 0.00 0.00 13:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 lo 20.15 20.15 10.68 10.68 0.00 0.00 0.00 0.00 13:50:01 ens3 0.76 0.61 0.15 0.12 0.00 0.00 0.00 0.00 13:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:17 lo 17.69 17.69 6.49 6.49 0.00 0.00 0.00 0.00 14:00:17 ens3 0.66 0.41 0.16 0.12 0.00 0.00 0.00 0.00 14:00:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:11 lo 18.43 18.43 8.21 8.21 0.00 0.00 0.00 0.00 14:10:11 ens3 0.49 0.34 0.12 0.08 0.00 0.00 0.00 0.00 14:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:01 lo 19.74 19.74 10.62 10.62 0.00 0.00 0.00 0.00 14:20:01 ens3 0.70 0.54 0.15 0.11 0.00 0.00 0.00 0.00 14:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:17 lo 17.89 17.89 10.17 10.17 0.00 0.00 0.00 0.00 14:30:17 ens3 1.33 0.89 0.46 0.35 0.00 0.00 0.00 0.00 14:30:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:32 lo 28.77 28.77 12.00 12.00 0.00 0.00 0.00 0.00 14:40:32 ens3 1.13 0.71 0.28 0.21 0.00 0.00 0.00 0.00 14:40:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.69 18.69 9.29 9.29 0.00 0.00 0.00 0.00 Average: ens3 13.67 6.76 108.11 0.89 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-4c-16g-14310) 02/18/26 _x86_64_ (4 CPU) 12:34:58 LINUX RESTART (4 CPU) 12:40:00 CPU %user %nice %system %iowait %steal %idle 12:50:31 all 22.35 0.00 1.61 43.82 0.10 32.12 12:50:31 0 23.25 0.00 1.46 38.53 0.10 36.66 12:50:31 1 24.26 0.00 1.93 40.22 0.10 33.48 12:50:31 2 22.04 0.00 1.61 47.59 0.10 28.66 12:50:31 3 19.84 0.00 1.45 48.93 0.09 29.69 13:00:29 all 55.58 0.00 2.25 0.68 0.15 41.34 13:00:29 0 55.64 0.00 2.27 0.58 0.15 41.36 13:00:29 1 55.49 0.00 2.46 0.30 0.15 41.61 13:00:29 2 55.31 0.00 2.16 1.17 0.15 41.20 13:00:29 3 55.89 0.00 2.10 0.66 0.14 41.20 13:10:46 all 42.18 0.00 1.75 0.25 0.13 55.69 13:10:46 0 42.09 0.00 1.67 0.13 0.13 55.98 13:10:46 1 41.66 0.00 1.84 0.22 0.14 56.14 13:10:46 2 42.74 0.00 1.65 0.30 0.14 55.18 13:10:46 3 42.23 0.00 1.85 0.33 0.13 55.46 13:20:01 all 13.95 0.00 0.72 0.03 0.09 85.21 13:20:01 0 13.39 0.00 0.75 0.03 0.08 85.75 13:20:01 1 13.79 0.00 0.65 0.07 0.10 85.39 13:20:01 2 13.93 0.00 0.74 0.03 0.09 85.20 13:20:01 3 14.67 0.00 0.75 0.01 0.09 84.49 13:30:17 all 10.45 0.00 0.49 0.04 0.08 88.94 13:30:17 0 10.47 0.00 0.54 0.04 0.07 88.89 13:30:17 1 10.86 0.00 0.52 0.09 0.08 88.44 13:30:17 2 10.52 0.00 0.43 0.02 0.09 88.93 13:30:17 3 9.95 0.00 0.48 0.00 0.08 89.49 13:40:06 all 27.83 0.00 0.98 0.06 0.09 71.04 13:40:06 0 28.14 0.00 1.02 0.08 0.09 70.67 13:40:06 1 27.69 0.00 1.10 0.05 0.09 71.07 13:40:06 2 28.51 0.00 1.02 0.05 0.09 70.33 13:40:06 3 26.97 0.00 0.77 0.08 0.08 72.11 13:50:01 all 15.28 0.00 0.60 0.04 0.08 83.99 13:50:01 0 15.70 0.00 0.66 0.01 0.08 83.55 13:50:01 1 15.40 0.00 0.55 0.03 0.09 83.93 13:50:01 2 14.97 0.00 0.62 0.02 0.09 84.31 13:50:01 3 15.05 0.00 0.59 0.10 0.08 84.18 14:00:17 all 7.65 0.00 0.43 0.05 0.08 91.79 14:00:17 0 8.08 0.00 0.47 0.01 0.08 91.36 14:00:17 1 7.57 0.00 0.44 0.08 0.08 91.84 14:00:17 2 7.59 0.00 0.38 0.05 0.08 91.90 14:00:17 3 7.35 0.00 0.44 0.05 0.09 92.07 14:10:11 all 9.74 0.00 0.47 0.02 0.08 89.69 14:10:11 0 9.68 0.00 0.40 0.01 0.07 89.84 14:10:11 1 10.37 0.00 0.47 0.02 0.08 89.06 14:10:11 2 9.60 0.00 0.52 0.02 0.08 89.77 14:10:11 3 9.31 0.00 0.49 0.02 0.08 90.10 14:20:01 all 10.19 0.00 0.45 0.02 0.08 89.26 14:20:01 0 10.31 0.00 0.40 0.05 0.08 89.16 14:20:01 1 9.71 0.00 0.44 0.01 0.09 89.74 14:20:01 2 10.15 0.00 0.43 0.01 0.08 89.33 14:20:01 3 10.57 0.00 0.53 0.01 0.09 88.80 14:30:17 all 13.39 0.00 0.52 0.04 0.08 85.97 14:30:17 0 13.37 0.00 0.41 0.02 0.08 86.13 14:30:17 1 14.18 0.00 0.64 0.09 0.08 85.01 14:30:17 2 13.22 0.00 0.52 0.03 0.08 86.15 14:30:17 3 12.78 0.00 0.51 0.02 0.08 86.61 14:30:17 CPU %user %nice %system %iowait %steal %idle 14:40:32 all 15.28 0.00 0.62 0.02 0.08 83.99 14:40:32 0 15.61 0.00 0.52 0.04 0.08 83.75 14:40:32 1 15.23 0.00 0.73 0.03 0.09 83.93 14:40:32 2 15.37 0.00 0.67 0.01 0.09 83.86 14:40:32 3 14.91 0.00 0.58 0.02 0.08 84.42 Average: all 20.34 0.00 0.91 3.91 0.09 74.74 Average: 0 20.50 0.00 0.88 3.43 0.09 75.09 Average: 1 20.54 0.00 0.99 3.58 0.10 74.80 Average: 2 20.35 0.00 0.90 4.28 0.10 74.38 Average: 3 19.96 0.00 0.88 4.37 0.09 74.70