---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-14308 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 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 737 11208 4 4043 14905 Swap: 1023 3 1020 ---> 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:f9:4c:50 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.132/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79695sec preferred_lft 79695sec inet6 fe80::f816:3eff:fef9:4c50/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:9f:67:ae:32:8e 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-14308) 02/18/26 _x86_64_ (4 CPU) 12:35:01 LINUX RESTART (4 CPU) 12:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:01 60.50 2.19 55.50 2.81 479.60 30187.99 16156.24 13:00:01 83.20 29.33 50.46 3.41 447.33 5448.88 3688.04 13:10:00 15.70 0.58 14.37 0.75 21.59 374.36 359.83 13:20:01 23.41 0.10 7.20 16.11 2.50 256.22 213344.18 13:30:01 21.85 0.14 20.65 1.06 10.56 878.81 739.89 13:40:01 8.08 0.01 7.67 0.39 0.51 258.43 307.57 13:50:01 4.92 0.01 4.72 0.19 0.23 140.79 39.87 14:00:01 8.89 0.01 8.51 0.37 1.37 269.80 362.99 14:10:01 5.58 0.05 5.38 0.16 1.64 163.39 47.73 14:20:01 10.11 0.01 9.69 0.40 0.61 566.71 105.42 Average: 24.21 3.24 18.40 2.57 96.48 3847.06 23543.54 12:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:01 3958772 14363876 1563728 9.55 233056 9970384 2198048 12.62 1972820 9705136 1540 13:00:01 3358392 6213428 9718172 59.35 260256 2618344 10465732 60.07 1967796 10498080 620 13:10:00 8432904 11320616 4612132 28.17 262432 2648740 5322432 30.55 2000204 5403768 4872 13:20:01 6599380 9510072 6422852 39.23 263908 2670276 7086564 40.68 2009424 7226696 404 13:30:01 10967464 14039028 1897796 11.59 269604 2825452 2903256 16.66 2052180 2846104 11640 13:40:01 8242392 11341464 4593916 28.06 270628 2851944 5236920 30.06 2054452 5551220 244 13:50:01 8138796 11256392 4679040 28.58 271184 2869920 5342568 30.67 2055624 5657352 88 14:00:01 6791184 9946192 5988596 36.58 272244 2906276 6701100 38.46 2060796 6978972 160 14:10:01 8292100 11470276 4465272 27.27 273104 2928604 5183684 29.75 2063520 5501096 120 14:20:01 7913816 11212352 4722992 28.85 276676 3044744 5277512 30.29 2078036 5837580 220 Average: 7269520 11067370 4866450 29.72 265309 3533468 5571782 31.98 2031485 6520600 1991 12:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:01 lo 0.83 0.83 1.41 1.41 0.00 0.00 0.00 0.00 12:50:01 ens3 75.91 57.57 1218.32 5.98 0.00 0.00 0.00 0.00 12:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:01 lo 25.58 25.58 18.74 18.74 0.00 0.00 0.00 0.00 13:00:01 ens3 2.00 1.97 0.60 0.53 0.00 0.00 0.00 0.00 13:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:00 lo 44.19 44.19 18.11 18.11 0.00 0.00 0.00 0.00 13:10:00 ens3 2.00 1.45 0.55 0.42 0.00 0.00 0.00 0.00 13:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 lo 18.39 18.39 8.87 8.87 0.00 0.00 0.00 0.00 13:20:01 ens3 0.80 0.40 0.20 0.13 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 13:30:01 lo 12.39 12.39 6.23 6.23 0.00 0.00 0.00 0.00 13:30:01 ens3 1.05 0.90 0.26 0.22 0.00 0.00 0.00 0.00 13:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 lo 19.90 19.90 10.49 10.49 0.00 0.00 0.00 0.00 13:40:01 ens3 0.86 0.63 0.19 0.15 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 13:50:01 lo 28.41 28.41 10.07 10.07 0.00 0.00 0.00 0.00 13:50:01 ens3 0.54 0.39 0.11 0.08 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 14:00:01 lo 19.02 19.02 10.83 10.83 0.00 0.00 0.00 0.00 14:00:01 ens3 0.90 0.73 0.21 0.17 0.00 0.00 0.00 0.00 14:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:01 lo 17.73 17.73 9.98 9.98 0.00 0.00 0.00 0.00 14:10:01 ens3 1.11 1.23 0.19 1.64 0.00 0.00 0.00 0.00 14:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:01 lo 21.24 21.24 10.29 10.29 0.00 0.00 0.00 0.00 14:20:01 ens3 0.98 0.83 0.26 0.21 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 Average: lo 20.77 20.77 10.50 10.50 0.00 0.00 0.00 0.00 Average: ens3 8.60 6.60 121.78 0.95 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-14308) 02/18/26 _x86_64_ (4 CPU) 12:35:01 LINUX RESTART (4 CPU) 12:40:02 CPU %user %nice %system %iowait %steal %idle 12:50:01 all 24.62 0.00 1.41 29.05 0.09 44.83 12:50:01 0 26.65 0.00 1.44 20.30 0.09 51.52 12:50:01 1 23.80 0.00 1.38 30.69 0.09 44.04 12:50:01 2 22.74 0.00 1.33 38.00 0.08 37.85 12:50:01 3 25.30 0.00 1.49 27.22 0.09 45.90 13:00:01 all 64.00 0.00 2.46 0.40 0.15 32.98 13:00:01 0 63.81 0.00 2.37 0.50 0.15 33.17 13:00:01 1 63.99 0.00 2.49 0.56 0.15 32.81 13:00:01 2 63.61 0.00 2.61 0.30 0.15 33.32 13:00:01 3 64.59 0.00 2.37 0.25 0.15 32.63 13:10:00 all 33.56 0.00 1.40 0.08 0.12 64.83 13:10:00 0 33.25 0.00 1.39 0.06 0.12 65.17 13:10:00 1 33.92 0.00 1.48 0.06 0.12 64.42 13:10:00 2 34.09 0.00 1.44 0.05 0.13 64.29 13:10:00 3 32.99 0.00 1.29 0.15 0.12 65.45 13:20:01 all 17.29 0.00 0.80 0.06 0.09 81.77 13:20:01 0 16.89 0.00 0.79 0.12 0.09 82.12 13:20:01 1 17.36 0.00 0.91 0.01 0.09 81.62 13:20:01 2 17.42 0.00 0.83 0.03 0.09 81.63 13:20:01 3 17.49 0.00 0.66 0.06 0.08 81.71 13:30:01 all 31.62 0.00 1.12 0.08 0.09 67.08 13:30:01 0 30.80 0.00 1.17 0.03 0.09 67.91 13:30:01 1 31.81 0.00 1.01 0.10 0.09 66.98 13:30:01 2 32.95 0.00 1.08 0.10 0.10 65.78 13:30:01 3 30.93 0.00 1.20 0.10 0.10 67.67 13:40:01 all 15.81 0.00 0.56 0.03 0.09 83.50 13:40:01 0 16.08 0.00 0.57 0.02 0.09 83.24 13:40:01 1 16.32 0.00 0.60 0.04 0.09 82.95 13:40:01 2 15.58 0.00 0.55 0.03 0.08 83.75 13:40:01 3 15.28 0.00 0.53 0.04 0.09 84.07 13:50:01 all 8.29 0.00 0.37 0.02 0.08 91.24 13:50:01 0 8.29 0.00 0.35 0.02 0.07 91.27 13:50:01 1 8.42 0.00 0.34 0.01 0.09 91.15 13:50:01 2 8.47 0.00 0.41 0.01 0.08 91.04 13:50:01 3 7.96 0.00 0.37 0.06 0.08 91.52 14:00:01 all 16.58 0.00 0.69 0.04 0.09 82.61 14:00:01 0 16.94 0.00 0.63 0.04 0.09 82.29 14:00:01 1 15.86 0.00 0.64 0.09 0.09 83.32 14:00:01 2 16.65 0.00 0.73 0.03 0.10 82.49 14:00:01 3 16.85 0.00 0.74 0.01 0.08 82.31 14:10:01 all 8.46 0.00 0.43 0.02 0.08 91.00 14:10:01 0 8.48 0.00 0.44 0.02 0.08 90.98 14:10:01 1 8.34 0.00 0.50 0.03 0.08 91.04 14:10:01 2 8.40 0.00 0.44 0.02 0.09 91.06 14:10:01 3 8.63 0.00 0.35 0.03 0.08 90.91 14:20:01 all 14.46 0.00 0.66 0.04 0.08 84.76 14:20:01 0 15.26 0.00 0.73 0.04 0.09 83.89 14:20:01 1 14.42 0.00 0.62 0.04 0.08 84.84 14:20:01 2 13.87 0.00 0.60 0.03 0.08 85.41 14:20:01 3 14.31 0.00 0.67 0.04 0.08 84.90 Average: all 23.45 0.00 0.99 2.97 0.10 72.49 Average: 0 23.63 0.00 0.99 2.10 0.10 73.18 Average: 1 23.41 0.00 1.00 3.15 0.10 72.35 Average: 2 23.37 0.00 1.00 3.84 0.10 71.69 Average: 3 23.41 0.00 0.97 2.78 0.09 72.75